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.

Emco Wheaton · Hardware & Fasteners
470078
In stock · ships from Knoxville
This is a stainless steel coiled spring pin (spirol pin) that measures 1/4 inch in diameter by 1.625 inches long.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 1 applications
Add your truck to see whether it's one of them
All confirmed applications for this part number.
Other applications
Other applications
Used to attach the drop handle (lever) to the coupler shaft. Also included in some seal kits (e.g., 494529, 494530, 494531) where two pins are required for a full rebuild.
Part data verified against 2 catalog sources
Different year, make, or config? Get a confirmation against your truck in under a minute.
It secures the drop handle (lever) to the shaft of an Emco Wheaton J0451 5‑claw 4‑inch API dry disconnect coupler, commonly used on tank truck bottom loading and vapor recovery systems. The pin is a wear item that is replaced during coupler rebuilds when the handle becomes loose or the pin is damaged.
Part Number: 470078
ROLL PIN FOR DROP HANDLE
Unit: ea
Dealer: Post Onsite
Compatibility, alternatives, and more