3/8″ Hose 1/2″ Pipe, Rubber Air Hose Repair Kit, Tramec 31403

Introduction

Rubber air-hose repair kit from Tramec (P/N 31403) containing two reusable airline fittings sized for 3/8″ hose ID with 1/2″ male NPT pipe thread. Used to splice or terminate damaged sections of standard rubber tractor-trailer airline. Each kit ships with the quantity needed to make one repair on a single hose end (qty: 2 fittings per kit).

Specifications

Cross References

This part replaces or is equivalent to the following part numbers:

• Tramec: 31403, 431403-12
• Also known as: 177.71486P

Applications

Used on rubber tractor-trailer airlines and shop-built airline assemblies that require field-repairable splice or end fittings. Common uses include:

• Tractor-to-trailer airline repair (service and emergency)
• On-vehicle airline patching where pneumatic crimp tools are unavailable
• Repair of damaged sections without replacing the full hose run
• Heavy-duty trucks, tractors, trailers, and tankers with 3/8″ rubber airlines

Confirm hose ID and pipe-thread size before ordering. This kit is for 3/8″ ID rubber airline only nylon airlines and 1/2″ hose require different fittings.