Ball Check Grease Fitting, Self-Tapping Tapered Thread, Straight, Hardened Steel, 1/4-28, 17/32" Length (Pack of 25)

• Ball in tip of fitting keeps out dirt and foreign matter

• Enlarged inner passage admits more lubricant, helps cut time on important lubrication jobs

• Balanced action spring retracts easily to allow maximum lubricant flow under pressure, yet holds ball firmly in sealing position at all other times

• Better coupler connection – Perfect spherical shape of base allows coupler jaws to form leakproof seal, even at a wide angle

• Easy installation – All threads accurately machine cut

• Fitting body made of special hardened steel for long life

• Universal application – industrial motive equipment

• Accepts all standard makes of hydraulic couplers