GRACO 24E974 - Rear Piston for EP Gun

Item #: 24E974

Price: $262.40

Expected ship date is Feb 18th 2026

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Item Description
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
Part reference number 10 in the assembly diagram. Quantity required: 1 per gun assembly.

Reference Manuals
- 313872 (Page 41)
Specifications
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
Part reference number 10 in the assembly diagram. Quantity required: 1 per gun assembly.

Reference Manuals
- 313872 (Page 41)

GRACO 24E974 - Rear Piston for EP Gun

GRACO 24E974 - Rear Piston for EP Gun

Have a Question? ASK NATE

Have a Question?
ASK NATE