GRACO 15C869 – 1-1/4″ Carbide Check Ball

GRACO 15C869 – Check Ball, 1.25, 1-1/4″, Carbide

Specifications

Outside Diameter: 1.25 in. (31.8 mm)

Material: carbide

Function: piston ball

Type: piston ball

Compatible Equipment

Dura-Flo 1800 (430 cc) Lowers

L430CM CST lower

249992S SST

246987 SST

246988 SST

20B139 SST

Related Parts

102973 – BALL, piston; sst; 1.25 in. (31.8 mm)

102974 – BALL, intake; sst; 2 in. (50.8 mm)

15C868 – BALL, intake; carbide; 2 in. (50.8 mm)

184276 – SS Displacement Rod

687118 – Rod, Displacement, Ceramic 18 Cm

112267 – Carbide Piston Ball

15C869 – Check Ball, 1.25, 1-1/4″, Carbide

102973 – Metallic Ball

This carbide ball is used in specific lower configurations (L430CM CST) as an alternative to the standard stainless steel version (102973). Related to other piston balls in different materials: SST (184276), carbide (112267), and silicone nitride intake ball (15C868). Alternative part 102973 appears to be used in some models.

Reference Manuals

311825 (Page 13) Dura-Flo Lowers

333022 (Page 18) Sealed 4-Ball Lowers, Repair

3A4100 (Page 12) Dura-Flo XL, 1000cc Pumps, Operation and Parts