Lubrication Fittings | McMaster-Carr

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Grease Fittings

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Coolant Supply Connector

Dispensing Tip Adapter

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1,424 Products

Lubricating

Grease Fittings

Grease Fittings

Create an inlet on equipment and machinery for injecting lubricant; also known as Zerk fittings

Grease Fitting Adapters

Grease Fitting Adapters

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

Grease Gun Tip Adapters

Grease Gun Tip Adapters

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

Oil Fittings

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

Grease Gun Couplers

Grease Gun Couplers

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

Grease Gun Accessory Kits

Grease Gun Accessory Kits

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

Grease Fitting Manifolds

Grease Fitting Manifolds

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

Grease Gun Tips

Grease Gun Tips

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

Grease Gun Swivels

Grease Gun Swivels

Move grease-dispensing guns in any direction without kinking the outlet hose

Grease Gun Nozzles

Grease Gun Nozzles

Replace nozzles on grease guns

Grease Fitting Junction Blocks

Grease Fitting Junction Blocks

Send different types and amounts of grease from multiple grease fittings to lubricate several points

Grease Fitting Installation Tools

Grease Fitting Installation Tools

Tap to insert grease fittings in unthreaded holes

Grease Fitting Cleaning Tools

Grease Fitting Cleaning Tools

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

Oil Cups

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

Grease Dispensers

Grease Dispensers

Connect to a grease gun, drum, or pail to deliver a controlled, constant flow of grease

Grease Dispenser Monitors

Grease Dispenser Monitors

Extend the life of bearings by taking the guesswork out of how much to lubricate them

Grease Fitting Caps

Grease Fitting Caps

Protect grease fittings from dirt, debris, and moisture

Grease Fitting Repair Tools

Grease Fitting Repair Tools

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

Coolant Hose and Fittings

Coolant Hose and Fittings

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

Coolant Nozzles

Coolant Nozzles

Dispense coolant onto workpieces or tools directly from a tank

Coolant Nozzle and Hose Adapters

Coolant Nozzle and Hose Adapters

Connect threaded coolant nozzles and hose to coolant supply ports on equipment such as CNC machines

Coolant Dispensers

Coolant Dispensers

Deliver coolant to workpieces with ready-to-use hose and fittings

Measuring and Inspecting

Thread Size Identifiers

Thread Size Identifiers

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

Fluid Handling

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

Junction Blocks

Junction Blocks

Organize and separate multiple lines in a pipe system; air and fluid flow through the threaded holes

Pipe and Fittings

Pipe and Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases

Pressure-Relief Valves

Pressure-Relief Valves

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

Flow-Adjustment Valves

Flow-Adjustment Valves

Gradually open and close to control the volume of air and liquids through a line

Manual On/Off Valves

Manual On/Off Valves

Start and stop flow through a line

Fabricating and Machining

Tool Holder Coolant Tubes

Tool Holder Coolant Tubes

Route coolant through your spindle without washing away its grease to improve machine and tool life

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)