Grease Fittings

Description & Features

1/4-28 Taper Thread Fittings	Used on most cars and trucks and on many industrial machines. Dirt excluding ball check. Maximum pressure 10,000 PSI.
1/4 NPT Fittings	Widely used for larger bearings on farm machinery and industrial equipment. Especially recommended for heavy lubricants in cold weather. Dirt excluding ball check. Maximum pressure 10,000 PSI.
1/8 NPT Fittings	Used on many industrial machines. Features dirt excluding ball check. Maximum pressure 10,000 PSI.

Model Number	Thread 1	Type	Length	Shank Length	Hex	Price	Action
B1610-BL Grease Fitting	1/8 NPT	Extra Short Straight	11/16	0.3	0.4375
6000-ARO Grease Fitting	1/8 NPT	Extra Short Straight	0.66

Question by: Hubert R on May 22, 2025, 10:58 AM

What size thread do these grease fittings have? Just want to make sure they'll fit my equipment.

Answer by: Customer Support on May 23, 2025, 4:18 PM

These grease fittings come with a 1/8 NPT thread, which should be compatible with a variety of equipment.