Lubricant Fittings | McMaster-Carr

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Coolant Supply Connector

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946 Products

Grease Fittings

Thread into equipment to create an inlet for injecting lubricant

210 products

Self-Tapping Grease Fittings for Unthreaded Holes

Cut their own threads as they're installed for a secure fit

18 products

Flush-Style Grease Fittings

Nipple lies flat to fit in tight spaces and avoid damage from impact

22 products

Leakproof Grease Fittings

The Buna-N seat on the check valve keeps thin grease from leaking out

4 products

Button Head Grease Fittings

T-shaped top holds dispensing tip in place so it won’t pop off

38 products

Remote-Access Grease Fittings

Access difficult-to-reach lubrication points from up to 10 ft. away

3 products

Grease Fittings for Unthreaded Holes

Drive into equipment to create an inlet for injecting lubricant

27 products

Grease Fitting Assortments

Keep a variety of shapes, styles, and sizes on hand

22 products

Flush-Style Grease Fittings for Unthreaded Holes

Lie flat in unthreaded holes to fit in tight spaces and resist impact

9 products

Pin-Style Grease Fittings

Lock with dispensing tips for pin-style fittings to create a tight seal

3 products

Self-Tapping Flush-Style Grease Fittings for Unthreaded Holes

Lie flat in unthreaded holes to fit in tight spaces and resist impact
Cut their own threads as they're installed for a secure fit

3 products

Pressure-Venting Grease Fittings

Release excess pressure and grease to protect equipment from damage

1 product

Other Products

Grease Gun Nozzles

Replace nozzles on grease guns

103 products

Thread Size Identifiers

Confirm your fastener's thread size, pitch, or threads per inch

1 product

Grease Fitting Adapters

Mate grease fittings when the sizes and thread types don't match

41 products

Grease Gun Tip Adapters

Quickly switch between standard, button-head, and flush-style grease fittings

16 products

Oil Cups

Instead of manually lubricating equipment, a built-in reservoir gradually delivers oil

14 products

Grease Gun Tips

Attach to grease gun nozzles and direct a stream of lubricant into grease fittings on machinery

63 products

Grease Fitting Cleaning Tools

Flush out old grease, dirt, and debris from clogged fittings

2 products

Coolant Hose and Fittings

Build a custom system to deliver coolant, cutting oil, water, or air in any direction

260 products

Oil Fittings

Install in engine blocks and other machinery to pour in oil while keeping dust out

36 products

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

14 products

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

10 products

Pressure-Relief Valves

Protect equipment by opening at a set pressure and closing when the pressure drops; for repeated use

10 products

Grease Gun Couplers

Extend the dispensing tip on grease guns to lubricate angled and hard-to-reach areas

6 products

Grease Fitting Manifolds

Lubricate multiple points with the same amount and type of grease using one grease fitting

3 products

Grease Fitting Installation Tools

Tap to insert grease fittings in unthreaded holes

2 products

Grease Fitting Repair Tools

Remove and repair broken or clogged grease fittings and re-tap threaded holes

2 products

Grease Gun Accessory Kits

Adapt and extend dispensing tips and install grease fittings with an assortment of tools

2 products