Your cart is empty
Browse our catalog to find the parts you need.
These images are illustrative and may not match the product exactly. Always verify by part number — or confirm instantly with the assistant using a photo or VIN.
Power Products · Air System
NP64-8
In stock · ships from Knoxville
A brass push-to-connect union tee fitting for 1/2 inch air brake nylon tubing.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 2 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
DOT regulations prohibit use of push-lock fittings and nylon tubing as a connection between a semi-tractor and trailer, or drive shaft and chassis. Max working pressure 150 psi. Only use with SAE J844 nylon tubing.
Part data verified against 3 catalog sources
Numbers this part supersedes or interchanges with. Showing 16 of 21.
Different year, make, or config? Get a confirmation against your truck in under a minute.
It joins three air lines in trucks, trailers, and other heavy-duty vehicles, providing a secure, leak-resistant connection that meets DOT standards. Replace when fittings become damaged, leak, or when modifying air systems. Intended for air brake and air-operated accessory systems only, not for use between tractor and trailer.
Part Number: NP64-8
PUSHLOC FITTING, TEE
Unit: ea
Dealer: Knox Trailers
Compatibility, alternatives, and more
Parts commonly needed alongside air system
