GRACO 189410 – Stainless Steel Bolt, M12 x 1.75 x 55mm

GRACO 189410 – Bolt, SST, M12 x 1.75 x 55

GRACO 189410 is a genuine OEM stainless-steel (SST) metric bolt used on select Graco equipment assemblies where an M12 fastener is specified. Built for reliable clamp load and corrosion resistance, its a correct-fit replacement when you need to restore the original hardware size and thread pitch without improvising.

Key Features

Genuine GRACO replacement bolt (OEM fit and spec)

Stainless steel (SST) construction for corrosion resistance

Metric size for proper mating with OEM threaded components

Ideal for maintenance, rebuilds, and replacing missing/damaged hardware

Compatible Equipment

Fluid Section Parts (Matrix Column 3) – sections C, D, and P,R

Model configurations 3, 4, C, D, P, R

Related Parts

115644 – Hex Washer Heavy Duty Machine Screw

112416 – Hex Washer Heavy Duty Machine Screw

112543 – Screw, Machine, Hex Washer Hd

114862 – Fhn Hex Nut, M10

115645 – Hex Washer Heavy Duty Machine Screw

104319 – O-RING; PTFE

115644 – SCREW; M10 x 1.25; 35 mm

115645 – SCREW; M10 x 1.50; 90 mm

112416 – SCREW; M10 x 1.25; 30 mm

112417 – SCREW; M10 x 1.50; 90 mm

Reference Manuals

308368 (Page 29) Husky 2150 Air-Operated Diaphragm Pumps

308441 (Page 29) Husky 1590 Air-Operated Diaphragm Pumps

311879 (Page 47) SaniForce Diaphragm Pumps

334457 (Page 11) BQG246/0.2 Mining Diaphragm Pump

3A8693 (Page 27) Aluminum Husky 2150 LP Air-Operated Diaphragm Pumps

Specifications

Brand	GRACO
Part Number	189410
Fastener Type	Bolt
Material	Stainless Steel (SST)
Thread Size	M12
Thread Pitch	1.75 mm
Length	55 mm

Notes

Confirm your assembly calls for M12 x 1.75 x 55 before ordering (thread pitch and length must match).

This listing is for the bolt only (no washers/nuts unless your manual specifies separate part numbers).