GRACO Lock Washer, Plain, No. 4, Stainless Steel - (SKU: 111637) and 490PC series sprayers

and 490PC series sprayers

Inspect and maintain diaphragms and valves regularly for optimal performance

but it is engineered for precision and reliable sealing in fluid handling systems

electrostatic

GRACO Lock Washer, Plain, No. 4, Stainless Steel - (SKU: 111637) and 490PC series sprayersThe GRACO 111637 is a plain lock washer made from stainless steel, designed to secure fasteners and prevent loosening due to vibration or movement within GRACO equipment. Key Features: Lock Washer, Plain No. 4 Stainless Steel Compatible with GRACO equipment requiring No. 4 size lock washers Prevents fastener loosening Corrosion resistant due to stainless steel construction Reliable in demanding environments Applications: Used in GRACO equipment