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    Home / Couplings & fittings

    Connecting material for compressed air

    Welcome to our most extensive category - fasteners. This includes all fittings, socket couplings in all available designs or splitters and nipples with hose barbs. You can also choose from simple and reliable plastic systems with cut-ring or rotary couplings for easy routing of compressed air or other media directly to the application. Our range is suitable for automation, measuring and control technology or pneumatic compressed air distribution in industry, engineering and automotive technology. What is good to consider when buying fasteners? What parameters to think about? We will advise you in the sequel, which can be reached by clicking on the blue text.

    #ShowMore#

    Basic distribution of connecting material

    Plug connectors

    Socket couplings are the simplest system for connecting plastic hoses that can be assembled by anyone with at least a little manual dexterity. The hose is inserted into the coupling and the pressure, together with the cutting edge in the coupling, ensures that the hose is easily cut into the coupling and holds perfectly. To remove the clutch, simply release the pressure, squeeze the ring and pull out the hose. For this type of coupling the outer diameter of the tubing matters! Suitable hoses for nozzle systems and instructions on how to select the correct hose can be found here: plastic hoses for compressed air and other media

    Advantages - assembly and disassembly of couplings can be done by everyone
    Disadvantages - cannot be used for vacuum

    Screwing

    The fittings, if chosen correctly , will give you a quality connection. However, a poor selection will undoubtedly result in a media leak. Nickel-plated fittings and brass fittings are mainly used in compressed air for automation, measuring and control technology, nickel-plated ones are also used for fluid technology, but not infrequently also for welding. You can associate stainless steel fittings with the highest demands on hygiene, especially in the chemical, pharmaceutical and food industries. Among other things, it tolerates aggressive media best and has a long service life. When selecting a fitting, pay close attention to the threads - G, R and M threads are the most common in the range.

    Advantages - easy assembly, reliable connection and resistance to higher pressures
    Disadvantages - large leakages are possible with incorrect installation or incorrect threading

    • Plastic socket couplings; socket blue
    • Metal socket couplings; brass version
    • Functional fittings and dampers; throttle valves and dampers
    • Nickel-plated fittings; reducers, sockets, fittings
    • Brass fittings; holandry, reducer, adapter
    • Stainless steel fittings; reducers, holenders, sockets
    • Quick couplings and nipples; all DN profiles
    • Quick couplings and nipples; plastics industry
    • GEKA bayonet couplings; system for water applications
    • Couplings with coupling nut; up to 25 bar
    • NPT plastic couplings; US inch dimensions
    • Self-closing couplings; plug-in version
    • Plastic rotary couplings; socket couplings up to 1500 rpm
    • Couplings with cutting ring; up to 60 bar pressure
    • Stainless steel fittings; with cutting ring up to 250 bar
    • Miniature socket couplings; socket design
    • Plastic with overmolded nut; for aggressive media
    • Stainless steel socket couplings; stainless steel AISI316
    • Distribution bars; various inputs outputs
    • Screwdrivers with socket; plastic and brass
    • Fittings; made of aluminium and POM
    • RA threaded fittings; made of galvanized steel
    • Hose clamps; various types and designs
    • Sealing tapes and rings; threaded adhesives

    Bestsellers

    Direct coupling 6
    €1,47 –4 %
    Direct coupling 6
    Stock (>1000 pcs)
    Code: PUC-6
    Was: €1,47  (–4 %)
    €1,40
    (€1,16 excl. VAT)
    Direct coupling 8
    €1,58 –5 %
    Direct coupling 8
    Stock (>1000 pcs)
    Code: PUC-8
    Was: €1,58  (–5 %)
    €1,50
    (€1,24 excl. VAT)
    T-coupling 6
    €1,79 –5 %
    T-coupling 6
    Stock (57 pcs)
    Code: PUT-6
    Was: €1,79  (–5 %)
    €1,70
    (€1,40 excl. VAT)
    Direct coupling 10
    €1,79 –5 %
    Direct coupling 10
    Stock (>1000 pcs)
    Code: PUC-10
    Was: €1,79  (–5 %)
    €1,70
    (€1,40 excl. VAT)
    Direct coupling 4
    €1,26 –4 %
    Direct coupling 4
    Stock (>1000 pcs)
    Code: PUC-4
    Was: €1,26  (–4 %)
    €1,20
    (€0,99 excl. VAT)
    Straight fitting 8/6 mm - G3/8"
    €3,16 –5 %
    Straight fitting 8/6 mm - G3/8"
    Stock (>1000 pcs)
    Code: RPCG-388
    Was: €3,16  (–5 %)
    €3
    (€2,48 excl. VAT)
    Quick couplings with external pipe thread G1/2"
    €6,68 –5 %
    Quick couplings with external pipe thread G1/2"
    Stock (>1000 pcs)
    Code: ES12A
    Was: €6,68  (–5 %)
    €6,34
    (€5,24 excl. VAT)
    Straight fitting 10 - G3/8"
    €2,85 –5 %
    Straight fitting 10 - G3/8"
    Stock (600 pcs)
    Code: PCG-3810
    Was: €2,85  (–5 %)
    €2,70
    (€2,23 excl. VAT)
    Straight fitting 8 - G1/4"
    €1,69 –5 %
    Straight fitting 8 - G1/4"
    Stock (>1000 pcs)
    Code: PCG-148
    Was: €1,69  (–5 %)
    €1,60
    (€1,32 excl. VAT)
    Straight fitting 6 - R1/2"
    €4,25 –5 %
    Straight fitting 6 - R1/2"
    Stock (>1000 pcs)
    Code: PC-126
    Was: €4,25  (–5 %)
    €4,03
    (€3,33 excl. VAT)

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    Contact us

    Product sorting

    3556 items total

    List of products

    Straight plug connector 4 mm
    €3,83 –4 %
    Straight plug connector 4 mm
    Stock (94 pcs)
    €3,01 excl. VAT
    €3,64 / pcs

    Socket couplings designed for quick and easy assembly of plastic tubing in the field of automation, measuring and control technology. The all-metal design is particularly...

    Code: MPUC-4
    Direct coupling 6
    Tip
    €1,47 –4 %
    Direct coupling 6
    Stock (>1000 pcs)
    €1,16 excl. VAT
    €1,40 / pcs

    Straight socket coupling for quick and easy installation of plastic hose with 6 mm outer diameter. Particularly suitable for automation, measuring and control technology and...

    Code: PUC-6
    250059 1 prima sroubeni s vnejsim zavitem 6 g1 8 pa
    €2,57 –10 %
    Direct fitting with external thread 6 - G1/8" - PA
    Stock (500 pcs)
    €1,91 excl. VAT
    €2,31 / pcs

    Straight design for 6/4 mm tubing diameter with 1/8" male pipe thread. Designed for joints in the chemical, petrochemical and pharmaceutical industries and for all applications...

    Code: CKPA-186
    Noise suppressor with external thread - bronze design M5
    €1,86 –4 %
    Noise suppressor with external thread - bronze design M5
    Stock (>1000 pcs)
    €1,46 excl. VAT
    €1,77 / pcs

    Silencer with male thread - bronze design M5. Used for venting the ports of valves and manifolds. For use in automation, measurement and control technology

    Code: SC-M5
    Direct plug-in reducer coupling 10 - 12 mm
    €7,02 –4 %
    Direct plug-in reducer coupling 10 - 12 mm
    Stock (385 pcs)
    €5,51 excl. VAT
    €6,67 / pcs

    Socket couplings designed for quick and easy assembly of plastic tubing in the field of automation, measuring and control technology. The all-metal design is particularly...

    Code: MPG-1012
    Plugs with hexagon socket without mounting and with G1/4" external thread
    Tip
    €1,08 –5 %
    Plugs with hexagon socket without mounting and with G1/4" external thread
    Stock (>1000 pcs)
    €0,84 excl. VAT
    €1,02 / pcs

    Allen plugs without fitting, with external thread G1/4". Version in brass with nickel-plated finish. Applications for fluid power, automation, measurement and control technology.

    Code: A012-14
    L-coupling 8 - G1/4"
    Tip
    €2,54 –5 %
    L-coupling 8 - G1/4"
    Stock (752 pcs)
    €1,99 excl. VAT
    €2,41 / pcs

    Socket coupling in corner plastic version with 1/4" male pipe thread. Quick and easy installation of plastic tubing with 8 mm outer diameter. Designed especially for automation,...

    Code: PLG-148
    Straight fitting 8 - R1/2"
    Tip
    €4,25 –5 %
    Straight fitting 8 - R1/2"
    Stock (746 pcs)
    €3,33 excl. VAT
    €4,03 / pcs

    Socket coupling in straight plastic design with 1/2" male tapered thread. For quick and easy installation of plastic tubing with an outer diameter of 8 mm. Designed especially...

    Code: PC-128
    Direct screw connection 6 - M6
    Tip
    €1,39 –5 %
    Direct screw connection 6 - M6
    Stock (>1000 pcs)
    €1,09 excl. VAT
    €1,32 / pcs

    Socket coupling in straight plastic design with external metric thread M6. For quick and easy installation of plastic tubing with 6 mm outer diameter. Designed especially for...

    Code: PC-M66
    Direct clutch reduced 6 - 8
    Tip
    €1,87 –5 %
    Direct clutch reduced 6 - 8
    The average product rating is 5,0 out of 5 stars.
    Stock (>1000 pcs)
    €1,46 excl. VAT
    €1,77 / pcs

    Straight socket coupling reduced for quick assembly of 2 hoses with 6 mm and 8 mm diameter. Particularly suitable for automation, measuring and control technology and pneumatic...

    Code: PG-68
    Straight fitting 6 - R1/2"
    Tip
    €4,25 –5 %
    Straight fitting 6 - R1/2"
    Stock (>1000 pcs)
    €3,33 excl. VAT
    €4,03 / pcs

    Socket coupling in straight plastic design with 1/2" male tapered thread. For quick and easy installation of plastic tubing with 6 mm outer diameter. Designed especially for...

    Code: PC-126
    hst 1210 1 tesnici paska sroubeni zavit (1)
    Tip Original parts
    €0,56 –5 %
    Teflon sealing tape PTFE - HST-1210
    Stock (>1000 pcs)
    €0,44 excl. VAT
    €0,53 / pcs

    Teflon sealing tape is 12 mm wide, 10 m long, with a tape thickness of 0.1 mm. The material is PTFE.

    Code: HST-1210
    250062 1 prima sroubeni s vnejsim zavitem 6 g1 4 pa
    €3,43 –9 %
    Direct fitting with external thread 6 - G1/4"- PA
    Stock (500 pcs)
    €2,55 excl. VAT
    €3,09 / pcs

    Fittings with overflow nut for aggressive media. Hose diameter 6/4 mm with external pipe thread G1/4". Designed for joints in the chemical, petrochemical and pharmaceutical...

    Code: CKPA-146
    Straight fitting 8 - G1/8"
    Tip
    €1,69 –5 %
    Straight fitting 8 - G1/8"
    Stock (544 pcs)
    €1,32 excl. VAT
    €1,60 / pcs

    Socket coupling in straight plastic design with 1/8" male pipe thread. For quick and easy installation of plastic tubing with an outer diameter of 8 mm. Designed especially for...

    Code: PCG-188
    10 mm straight push-in connector
    €5,42 –4 %
    10 mm straight push-in connector
    Stock (466 pcs)
    €4,26 excl. VAT
    €5,15 / pcs

    Socket couplings designed for quick and easy assembly of plastic tubing in the field of automation, measuring and control technology. The all-metal design is particularly...

    Code: MPUC-10
    Original replacement seal for standard SKG GOER bayonet couplings
    €0,65 –4 %
    Original replacement seal for standard SKG GOER bayonet couplings
    Stock (116 pcs)
    €0,51 excl. VAT
    €0,62 / pcs

    Genuine GOER oil-resistant replacement seal in black for standard bayonet couplings according to DIN 3489 for stable compressed air coupling system. Maximum pressure 10 bar and...

    Code: GOER
    Bolting with mandrel with internal pipe thread 6 - G1/4"
    Tip
    €1,71 –5 %
    Bolting with mandrel with internal pipe thread 6 - G1/4"
    The average product rating is 5,0 out of 5 stars.
    Stock (254 pcs)
    €1,34 excl. VAT
    €1,62 / pcs

    Hose barb fitting with hose shank with female pipe thread G1/4" - 6 mm. Version in brass with nickel-plated finish. Applications for fluid power, automation, measurement and...

    Code: A018-146
    T-coupling 4
    Tip
    €1,71 –5 %
    T-coupling 4
    Stock (>1000 pcs)
    €1,34 excl. VAT
    €1,62 / pcs

    Socket t-coupling for easy installation of plastic tubing with a diameter of 4 mm. Particularly needed for automation, measuring and control technology and pneumatic air...

    Code: PUT-4
    Direct push-in coupling reducing 4 - 8 mm
    €4,49 –4 %
    Direct push-in coupling reducing 4 - 8 mm
    Stock (32 pcs)
    €3,53 excl. VAT
    €4,27 / pcs

    Socket couplings designed for quick and easy assembly of plastic tubing in the field of automation, measuring and control technology. The all-metal design is particularly...

    Code: MPG-48
    Sealing ring made of hardened PVC DR-14PV
    Sealing ring made of hardened PVC DR-14PV
    Stock (140 pcs)
    €0,12 excl. VAT
    €0,15 / pcs

    Designed for G 1/4" thread. The inner diameter is 13.3 mm and the outer diameter is 17.9 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-14PV
    Direct coupling 8
    Tip
    €1,58 –5 %
    Direct coupling 8
    Stock (>1000 pcs)
    €1,24 excl. VAT
    €1,50 / pcs

    Straight socket coupling for quick and easy installation of plastic tubing with 8 mm outer diameter. Particularly suitable for automation, measuring and control technology and...

    Code: PUC-8
    255186 vsuvka s vnitrnim zavitem g1 4
    €4,46 –4 %
    Nipple with internal thread G1/4"
    Stock (20 pcs)
    €3,50 excl. VAT
    €4,24 / pcs

    American model of nipple with G1/4" female thread, one-sided closable. Special mandrel contour for better hose seating and easier installation. Designed for compressed air in...

    Code: ESA14NIR
    Quick couplings with external pipe thread G1/2"
    Tip
    €6,68 –5 %
    Quick couplings with external pipe thread G1/2"
    The average product rating is 5,0 out of 5 stars.
    Stock (>1000 pcs)
    €5,24 excl. VAT
    €6,34 / pcs

    Female quick coupling DN7,2 with 1/2" male pipe thread in pure brass MS 58 equipped with shut-off valve. New mandrel contour for better seating of the anti-twist and easier...

    Code: ES12A
    Internal plug 10
    Tip
    €1,08 –4 %
    Internal plug 10
    Stock (314 pcs)
    €0,85 excl. VAT
    €1,03 / pcs

    10 mm diameter socket plug for quick and easy plugging of the socket coupling. Designed especially for automation, measuring and control technology and pneumatic compressed air...

    Code: PP-10
    ESX14NA VSUVKA DN72 LUDECKE
    Tip
    from €1,43 up to –5 %
    Nipple ESX male thread G1/8"
    Stock (152 pcs)
    from €1,12 excl. VAT
    from €1,36 / pcs
    Measure price: €1,29 / 1 pcs
    Detail

    Nipple for ESX DN7,2 quick coupling with 1/8" male pipe thread. Design in pure brass MS 58 free passage without valve. Only the female can be closed. Designed for compressed air...

    Code: ESX18NA
    L-coupling 12
    Tip
    €2 –5 %
    L-coupling 12
    Stock (>1000 pcs)
    €1,57 excl. VAT
    €1,90 / pcs

    Corner-mounted L-coupling for easy installation of plastic hose with 12 mm diameter. Particularly needed for automation, measuring and control technology and pneumatic air...

    Code: PUL-12
    Nipples with external thread G1/8"
    Tip
    €1,73 –5 %
    Nipples with external thread G1/8"
    Stock (143 pcs)
    €1,36 excl. VAT
    €1,64 / pcs

    Nipple ES - male quick coupling DN7,2 with external pipe thread G1/8". Pure brass version MS 58 with one-way closable valve at female quick coupling. New mandrel contour for...

    Code: ES18NA
    T-coupling 12
    Tip
    €2,76 –5 %
    T-coupling 12
    Stock (>1000 pcs)
    €2,17 excl. VAT
    €2,62 / pcs

    Socket t-coupling for easy installation of 12 mm diameter plastic tubing. Particularly needed for automation, measuring and control technology and pneumatic air pressure...

    Code: PUT-12
    Straight fitting 6 - G1/4"
    Tip
    €1,69 –5 %
    Straight fitting 6 - G1/4"
    The average product rating is 5,0 out of 5 stars.
    Stock (530 pcs)
    €1,32 excl. VAT
    €1,60 / pcs

    Socket coupling in straight plastic design with 1/4" male pipe thread. For quick and easy installation of plastic tubing with 6 mm outer diameter. Designed especially for...

    Code: PCG-146
    Reduction internal 1/8" - external M5
    €3,31 –5 %
    Reduction internal 1/8" - external M5
    The average product rating is 5,0 out of 5 stars.
    Stock (10 pcs)
    €2,60 excl. VAT
    €3,14 / pcs

    Brass reducer from internal thread G1/8" to external thread metric M5. Made of pure brass MS 58, designed for the production of fittings. Designed for compressed air technology,...

    Code: RF0518M
    Direct coupling 12
    Tip
    €2 –5 %
    Direct coupling 12
    Stock (>1000 pcs)
    €1,57 excl. VAT
    €1,90 / pcs

    Straight socket coupling for quick and easy installation of plastic tubing with 12 mm outer diameter. Particularly suitable for automation, measuring and control technology and...

    Code: PUC-12
    L-coupling 8
    Tip
    €1,58 –5 %
    L-coupling 8
    Stock (>1000 pcs)
    €1,24 excl. VAT
    €1,50 / pcs

    Corner-mounted L-coupling for easy installation of plastic hose with a diameter of 8 mm. Particularly needed for automation, measuring and control technology and pneumatic air...

    Code: PUL-8
    T-coupling 8
    Tip
    €1,90 –4 %
    T-coupling 8
    The average product rating is 5,0 out of 5 stars.
    Stock (811 pcs)
    €1,50 excl. VAT
    €1,81 / pcs

    Socket t-coupling for easy installation of plastic hose with a diameter of 8 mm. Particularly needed for automation, measuring and control technology and pneumatic air pressure...

    Code: PUT-8
    Quick coupling with mandrel for 6 mm hose
    Tip
    €6,32 –4 %
    Quick coupling with mandrel for 6 mm hose
    Stock (540 pcs)
    €4,97 excl. VAT
    €6,01 / pcs

    Female quick coupling DN7,2 with shank for hose with 6 mm inner diameter. Design in pure brass MS 58 with one-way closable valve. New mandrel contour for better seating of the...

    Code: ES6T
    Straight coupling 4 mm
    €0,40 –10 %
    Straight coupling 4 mm
    Stock (>1000 pcs)
    €0,30 excl. VAT
    €0,36 / pcs

    Straight coupling with 4 mm hose shank in POM plastic material resistant to petrol, diesel and oil. Simple fastener for attaching hoses in automation technology and industry up...

    Code: SVR-4
    T-sleeve with screw connection TKP-188
    New
    €2,12 –4 %
    T-sleeve with screw connection TKP-188
    Stock (150 pcs)
    €1,67 excl. VAT
    €2,02 / pcs

    Designed for 8/6 mm tubing and G 1/8" screw. The sleeve has a POM body and nut. Maximum working pressure 10 bar and temperature -10/+60 °C. Package contains 10pcs.

    Code: TKP-188
    Internal plug 8
    Tip
    €0,98 –5 %
    Internal plug 8
    Stock (75 pcs)
    €0,77 excl. VAT
    €0,93 / pcs

    Socket plug with a diameter of 8 mm for quick and easy plugging of the socket coupling. Designed especially for automation, measuring and control technology and pneumatic...

    Code: PP-8
    Internal plug 6
    Tip
    €0,88 –4 %
    Internal plug 6
    Stock (209 pcs)
    €0,69 excl. VAT
    €0,84 / pcs

    6 mm socket plug for quick and easy plugging of the socket coupling. Designed especially for automation, measuring and control technology and pneumatic compressed air...

    Code: PP-6
    Sealing ring made of hardened PVC DR-18PV
    Sealing ring made of hardened PVC DR-18PV
    up to 14 days
    €0,12 excl. VAT
    €0,15 / pcs

    Designed for G 1/8" thread. The inner diameter is 10.3 mm and the outer diameter is 13.5 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-18PV
    Noise suppressor with external thread - bronze design G3/8"
    €5,84 –4 %
    Noise suppressor with external thread - bronze design G3/8"
    Stock (>1000 pcs)
    €4,59 excl. VAT
    €5,55 / pcs

    Silencer with male thread - bronze design G3/8". Used for venting the ports of valves and manifolds. For use in automation, measurement and control technology

    Code: SC-38

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