• UDT PT4-M5 Pneumatic Air One-Touch Fitting
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UDT PT4-M5 Pneumatic Air One-Touch Fitting

UDT PT4-M5 Pneumatic Air One-Touch Fitting

The UDT PT4-M5 Pneumatic Air One-Touch Fitting is a push-in connector designed for fast, tool-free tubing connections in compressed air systems, sourced direct from Korea.

Key features

  • One-touch fittings like this are widely used in automated assembly lines, pneumatic conveying setups, and machine tooling environments where quick tube insertion and secure air-tight sealing are essential for efficient operation
121-5399 MPN: PT4-M5 | PT4-M5 | Hose Outer Diameter: 4 | Thread Spec: M5
121-5405 MPN: PT4-01 | PT4-01(1/8) | Hose Outer Diameter: 4 | Thread Spec: 1/8
121-5414 MPN: PT4-02 | PT4-02(1/4) | Hose Outer Diameter: 4 | Thread Spec: 1/4
121-5423 MPN: PT6-01 | PT6-01(1/8) | Hose Outer Diameter: 6 | Thread Spec: 1/8
121-5432 MPN: PT6-02 | PT6-02(1/4) | Hose Outer Diameter: 6 | Thread Spec: 1/4
121-5441 MPN: PT6-03 | PT6-03(3/8) | Hose Outer Diameter: 6 | Thread Spec: 3/8
121-5450 MPN: PT6-M5 | PT6-M5 | Hose Outer Diameter: 6 | Thread Spec: M5
121-5469 MPN: PT8-01 | PT8-01(1/8) | Hose Outer Diameter: 8 | Thread Spec: 1/8
121-5478 MPN: PT8-02 | PT8-02(1/4) | Hose Outer Diameter: 8 | Thread Spec: 1/4
121-5487 MPN: PT8-03 | PT8-03(3/8) | Hose Outer Diameter: 8 | Thread Spec: 3/8
121-5496 MPN: PT8-04 | PT8-04(1/2) | Hose Outer Diameter: 8 | Thread Spec: 1/2
121-5502 MPN: PT10-01 | PT10-01(1/8) | Hose Outer Diameter: 10 | Thread Spec: 1/8
121-5511 MPN: PT10-02 | PT10-02(1/4) | Hose Outer Diameter: 10 | Thread Spec: 1/4
121-5520 MPN: PT10-03 | PT10-03(3/8) | Hose Outer Diameter: 10 | Thread Spec: 3/8
121-5539 MPN: PT10-04 | PT10-04(1/2) | Hose Outer Diameter: 10 | Thread Spec: 1/2
121-5557 MPN: PT12-02 | PT12-02(1/4) | Hose Outer Diameter: 12 | Thread Spec: 1/4
121-5566 MPN: PT12-03 | PT12-03(3/8) | Hose Outer Diameter: 12 | Thread Spec: 3/8
121-5575 MPN: PT12-04 | PT12-04(1/2) | Hose Outer Diameter: 12 | Thread Spec: 1/2
121-5584 MPN: PT16-03 | PT16-03(3/8) | Hose Outer Diameter: 16 | Thread Spec: 3/8
121-5593 MPN: PT16-04 | PT16-04(1/2) | Hose Outer Diameter: 16 | Thread Spec: 1/2
Polyurethane Hoses & FittingsUDT
20 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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UDT PT4-M5 Pneumatic Air One-Touch Fitting

Brand UDT·Polyurethane Hoses & Fittings

Available part numbers (20)

121-5399, 121-5405, 121-5414, 121-5423, 121-5432, 121-5441, 121-5450, 121-5469, 121-5478, 121-5487 + 10 more — see full table ↓

How to order

Send the UDT part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
121-5399MPN: PT4-M5 | PT4-M5 | Hose Outer Diameter: 4 | Thread Spec: M5
121-5405MPN: PT4-01 | PT4-01(1/8) | Hose Outer Diameter: 4 | Thread Spec: 1/8
121-5414MPN: PT4-02 | PT4-02(1/4) | Hose Outer Diameter: 4 | Thread Spec: 1/4
121-5423MPN: PT6-01 | PT6-01(1/8) | Hose Outer Diameter: 6 | Thread Spec: 1/8
121-5432MPN: PT6-02 | PT6-02(1/4) | Hose Outer Diameter: 6 | Thread Spec: 1/4
121-5441MPN: PT6-03 | PT6-03(3/8) | Hose Outer Diameter: 6 | Thread Spec: 3/8
121-5450MPN: PT6-M5 | PT6-M5 | Hose Outer Diameter: 6 | Thread Spec: M5
121-5469MPN: PT8-01 | PT8-01(1/8) | Hose Outer Diameter: 8 | Thread Spec: 1/8
121-5478MPN: PT8-02 | PT8-02(1/4) | Hose Outer Diameter: 8 | Thread Spec: 1/4
121-5487MPN: PT8-03 | PT8-03(3/8) | Hose Outer Diameter: 8 | Thread Spec: 3/8
121-5496MPN: PT8-04 | PT8-04(1/2) | Hose Outer Diameter: 8 | Thread Spec: 1/2
121-5502MPN: PT10-01 | PT10-01(1/8) | Hose Outer Diameter: 10 | Thread Spec: 1/8
121-5511MPN: PT10-02 | PT10-02(1/4) | Hose Outer Diameter: 10 | Thread Spec: 1/4
121-5520MPN: PT10-03 | PT10-03(3/8) | Hose Outer Diameter: 10 | Thread Spec: 3/8
121-5539MPN: PT10-04 | PT10-04(1/2) | Hose Outer Diameter: 10 | Thread Spec: 1/2
121-5557MPN: PT12-02 | PT12-02(1/4) | Hose Outer Diameter: 12 | Thread Spec: 1/4
121-5566MPN: PT12-03 | PT12-03(3/8) | Hose Outer Diameter: 12 | Thread Spec: 3/8
121-5575MPN: PT12-04 | PT12-04(1/2) | Hose Outer Diameter: 12 | Thread Spec: 1/2
121-5584MPN: PT16-03 | PT16-03(3/8) | Hose Outer Diameter: 16 | Thread Spec: 3/8
121-5593MPN: PT16-04 | PT16-04(1/2) | Hose Outer Diameter: 16 | Thread Spec: 1/2

Need a different model, or a part not listed here? Send us your parts list →

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