😴 Even Ventilek needs a rest: from Wednesday 28 October (a Czech public holiday) to Sunday 1 November we are closed for our company holiday. We are still taking orders and will ship them from Monday 2 November. Thank you for your understanding 💙
Customer support:+420 311 532 091info@kompresory-vzduchotechnika.cz
    Currency
    EUR
    Language
    English
    Home / Couplings & fittings / Plastic push-in fittings / L-couplings / L-coupling 4 - R3/8"

    L-coupling 4 - R3/8"

    Code: PL-384
    Tip
    Not rated Rating details
    €2,97 –5 %
    L-coupling 4 - R3/8"
    €2,97 –5 % €2,82 / pcs €2,33 excl. VAT Measure price:
    Stock (676 pcs)
    Delivery to:
    03.11.2026
    Delivery options

    Push-in fitting in plastic corner design with 3/8" male tapered thread. Quick and easy installation of plastic tubing with 4 mm outer diameter. Designed especially for automation, pneumatic compressed air distribution in industry, engineering and automotive technology. Maximum operating temperature in the range -10/60°C at a maximum media pressure of 10 bar.

    Detailed information

    Free shipping
    Free shipping
    For purchases over 5,000 CZK
    We guarantee
    We guarantee
    Extended warranty and service
    Discount voucher
    Discount voucher
    For every purchase
    Return of goods within 30 days
    Return of goods within 30 days
    Completely at our expense

    Related products

    Polyurethane tube black 4/2.5 mm
    Tip
    €0,63 –9 %
    Polyurethane tube black 4/2.5 mm
    Stock (>1000 m)
    €0,47 excl. VAT
    €0,57

    PUJ polyurethane tubing in black 4/2.5 mm, especially suitable for mechanically stressed lines, excellent flexibility. High resistance to oxygen, ozone, vibration and aging. Use...

    Code: PUJ425S
    Red polyurethane tube 4/2.5 mm
    Tip
    €0,67 –10 %
    Red polyurethane tube 4/2.5 mm
    Stock (>1000 m)
    €0,50 excl. VAT
    €0,60

    Polyurethane PUJ tubing in red 4/2.5 mm, especially suitable for mechanically stressed lines, excellent flexibility. High resistance to oxygen, ozone, vibration and aging. Use...

    Code: PUJ425R
    Clear polyurethane tubing 4/2.5 mm
    Tip
    €0,63 –9 %
    Clear polyurethane tubing 4/2.5 mm
    Stock (>1000 m)
    €0,47 excl. VAT
    €0,57

    Polyurethane PUJ tubing in neutral transparent 4/2.5 mm, especially suitable for mechanically stressed lines, excellent flexibility. High resistance to oxygen, ozone, vibration...

    Code: PUJ425N
    Polyurethane tube blue 4 / 2.5 mm
    Tip
    €0,67 –10 %
    Polyurethane tube blue 4 / 2.5 mm
    Stock (>1000 m)
    €0,50 excl. VAT
    €0,60

    Polyurethane PUJ tubing in blue 4/2.5 mm suitable especially for mechanically stressed lines, excellent flexibility. High resistance to oxygen, ozone, vibration and aging. Use...

    Code: PUJ425B
    Polyurethane tubing green 4/2.5 mm
    Tip
    €0,63 –9 %
    Polyurethane tubing green 4/2.5 mm
    Stock (688 m)
    €0,47 excl. VAT
    €0,57

    Polyurethane PUJ tubing in green 4/2.5 mm, especially suitable for mechanically stressed lines, excellent flexibility. High resistance to oxygen, ozone, vibration and aging. Use...

    Code: PUJ425G
    Yellow polyurethane tube 4/2.5 mm
    Tip
    €0,78 –10 %
    Yellow polyurethane tube 4/2.5 mm
    Stock (>1000 m)
    €0,58 excl. VAT
    €0,70

    Polyurethane PUJ tubing in yellow 4/2.5 mm suitable especially for mechanically stressed lines, excellent flexibility. High resistance to oxygen, ozone, vibration and aging. Use...

    Code: PUJ425Y
    Show all related products Previous product Next product

    Product detailed description

    Corner fitting with external tapered thread 4 - R3/8"
    in plastic design

    • Push-in fittings with reduced dimensions and weight, for quick and easy assembly of plastic tubing
    • Materials used : nylon, polyurethane and nickel-plated brass MS 58, threads with Teflon coating or O-ring sealing
    • Designed especially for automation, measuring and control technology and pneumatic compressed air distribution in industry, engineering and automotive technology.

    Additional parameters

    Category: L-couplings with male thread R
    EAN: 8594200211011
    Pressure: 10 bars
    Tubing: 4 mm
    Material: Brass, PU
    Medium: Compressed air
    Working temperature: -10 / +60 °C
    Thread design: Tapered R male
    SW (key): 17
    Width: 30 mm
    Seals: PTFE
    Thread: R 3/8"
    Shape: Corner couplings
    Connection system: Plug-in system
    In stock: In store, External warehouse
    L-coupling 4 - G3/8"
    Tip
    €3,23 –4 %
    L-coupling 4 - G3/8"
    Stock (358 pcs)
    €2,54 excl. VAT
    €3,07

    Push-in fitting in corner plastic version with 3/8" male pipe thread. Quick and easy installation of plastic tubing with 4 mm outer diameter. Designed especially for automation,...

    Code: PLG-384
    ES quick coupler, nickel-plated, 13 mm barb
    Tip
    €11,41 –5 %
    ES quick coupler, nickel-plated, 13 mm barb
    Stock (17 pcs)
    €8,96 excl. VAT
    €10,84

    Nickel-plated quick couplings DN7,2 with barb for hose with 13 mm inner diameter. Version in nickel-plated brass MS 58 with one-way closable valve. New barb contour for better...

    Code: ESN13T
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €14,07 –2 %
    Dutchman R1 1/2" internal thread fitting
    Stock (167 pcs)
    €11,28 excl. VAT
    €13,65

    Holendr cast iron fitting with internal threads R 1 1/2" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-15
    Copper sealing ring DR-15CU
    €2,30 –5 %
    Copper sealing ring DR-15CU
    Stock (500 pcs)
    €1,80 excl. VAT
    €2,18

    Designed for G 1 1/2" thread. The inner diameter is 48 mm and the outer diameter is 55 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-15CU
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €23,13 –2 %
    Dutchman fitting with internal threads R2"
    Stock (165 pcs)
    €18,55 excl. VAT
    €22,44

    Holendr cast iron fitting with internal threads R 2" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-20
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €143,14 –3 %
    Dutchman fitting with internal threads R4"
    up to 14 days
    €114,74 excl. VAT
    €138,84

    Holendr cast iron fitting with internal threads R 4" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-40
    Sealing ring made of elastomer and brass DR-18EL
    €1,30 –4 %
    Sealing ring made of elastomer and brass DR-18EL
    Stock (>1000 pcs)
    €1,02 excl. VAT
    €1,24

    Designed for G 1/8" thread. The inner diameter is 10.1 mm and the outer diameter is 14.7 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-18EL
    Sealing ring made of elastomer and brass DR-38EL
    €1,42 –4 %
    Sealing ring made of elastomer and brass DR-38EL
    Stock (>1000 pcs)
    €1,12 excl. VAT
    €1,35

    Designed for G 3/8" thread. The inner diameter is 16.9 mm and the outer diameter is 21.8 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-38EL
    Copper sealing ring DR-M5CU
    €0,20 –5 %
    Copper sealing ring DR-M5CU
    Stock (>1000 pcs)
    €0,16 excl. VAT
    €0,19

    Designed for M5 thread. The inner diameter is 5 mm and the outer diameter is 9 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-M5CU
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €5,34 –3 %
    Dutch fitting with internal threads R1/2"
    Stock (502 pcs)
    €4,28 excl. VAT
    €5,18

    Holendr cast iron fitting with internal threads R 1/2" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-12
    Sealing ring made of elastomer and brass DR-12EL
    €1,80 –5 %
    Sealing ring made of elastomer and brass DR-12EL
    Stock (>1000 pcs)
    €1,41 excl. VAT
    €1,71

    Designed for G 1/2" thread. The inner diameter is 20.8 mm and the outer diameter is 26.3 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-12EL
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €70,90 –3 %
    Dutchman fitting with internal threads R3"
    Stock (28 pcs)
    €56,83 excl. VAT
    €68,77

    Holendr cast iron fitting with internal threads R 3" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-30
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €6,99 –3 %
    Dutchman fitting with internal threads R1"
    Stock (505 pcs)
    €5,60 excl. VAT
    €6,78

    Holendr cast iron fitting with internal threads R 1" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-10
    Sealing ring from Teflon PTFE DR-10TE
    €1,04 –5 %
    Sealing ring from Teflon PTFE DR-10TE
    Stock (>1000 pcs)
    €0,81 excl. VAT
    €0,98

    Designed for G 1" thread. The inner diameter is 33.5 mm and the outer diameter is 39.1 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-10TE
    Sealing ring made of Teflon PTFE DR-34TE
    €0,92 –5 %
    Sealing ring made of Teflon PTFE DR-34TE
    Stock (>1000 pcs)
    €0,72 excl. VAT
    €0,87

    Designed for G 3/4" thread. The inner diameter is 26.5 mm and the outer diameter is 33.0 mm. Basic sealant for sealing threaded joints in pneumatic equipment.

    Code: DR-34TE
    RA340 sroubeni litina tvarovky armatury 25 bar tlak vzduch rozvody potrubi
    €6,96 –3 %
    Dutch fitting with internal threads R3/8"
    Stock (50 pcs)
    €5,58 excl. VAT
    €6,75

    Holendr cast iron fitting with internal threads R 3/8" up to 25 bar. Made of tempered hot-dip galvanized cast iron. Designed primarily for water and compressed air piping...

    Code: RA340-38
    Show all alternative products Previous product Next product

    Product rating

    Be the first who will post an article to this item!

    Do not fill out this field

    How would you rate this product? Choose 1 to 5 stars, where 1 is the worst and 5 is the best rating.

    By submitting your review you agree to the privacy policy