GRACO Packing O-Ring - (SKU: 104938) Helps prevent loosening due to

Helps prevent loosening due to vibration

Applications:

Designed for continuous duty cycles

Standardized NPT thread for secure connections

Santoprene seat material

GRACO Packing O-Ring - (SKU: 104938) Helps prevent loosening due toThe GRACO 104938 Packing O Ring is a sealing component made from elastomeric material, designed to fit at the bottom of the spray gun handle just above the trigger guard retainer. Its primary function is to seal the gun swivel to the gun handle, preventing leaks and ensuring reliable operation of GRACO spray equipment. Key Features: O Ring Compatible with various GRACO spray gun models (e. g., 390 ST, 455 ST, 490 ST) Reliable sealing performance Easy