GRACO Zerk Fitting 1/8 NPTF 90° - (SKU: 556429) but flat washers are typically

but flat washers are typically made from steel or stainless steel

This kit is intended to replace worn or damaged diaphragms in compatible GRACO pump assemblies

Used in GRACO equipment requiring burner status indication

Tighten all fasteners to manufacturer specifications

typically in industrial settings

GRACO Zerk Fitting 1/8 NPTF 90° - (SKU: 556429) but flat washers are typicallyThe GRACO 556429 is a 90 degree Zerk fitting with 1 8 NPTF threads, typically constructed from durable metal for reliable grease or lubricant delivery. It is designed for use in automatic lubrication systems, specifically as a leak proof grease nipple for modular divider valves and end blocks in GRACO equipment. Key Features: Zerk fitting (grease nipple) 1 8 NPTF, 90 Compatible with GRACO Trabon MSP and Manzel MHH modular divider valves and end