GRACO 24E974 – Rear Piston for EP Gun

GRACO 24E974 – Rear Piston for EP Gun

The GRACO 24E974 Rear Piston is a genuine OEM replacement component designed for EP Series electric dispensing guns. This rear piston plays a critical role in maintaining consistent pressure, smooth cycling, and reliable material delivery during operation. Using an authentic GRACO piston helps ensure optimal performance, reduced downtime, and long service life for your equipment.

This rear piston is used in GRACO EP Series dispensing guns, including (but not limited to):

Compatible Equipment

257999 – EP250 Handheld Pour Gun, 0.25″ Purge Rod, 0.031″ Orifice EP Gun, 250, 0.031 in. orifice, Handheld, 24C932 EP Gun, 250, 0.031 in. orifice, Auto

Related Parts

24E972 – PISTON, front

24E864 – SHAFT, piston, dual

Quantity required: 1 per gun assembly.

Reference Manuals

313872 (Page 41) EP Gun