Clamp-On Connectors | McMaster-Carr

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UN/UNF (SAE Straight)

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System of Measurement

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2B999

EAR99

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Compliant with Exemptions

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Maximum Vacuum @ Temperature

1× 10^-9 Torr @ 72° F

1× 10^-8 Torr @ 72° F

1× 10^-7 Torr @ 72° F

Tube Hardness Rating

7,969 Products

Fluid Handling

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

3,279 products

Tube Fitting Clamps

Quickly secure connections between tube fittings, including sanitary and high-vacuum fittings

145 products

Tube End Caps

Cover the ends of tube to keep out dirt and debris

46 products

Tube Fitting Rings

Prevent leaks at tubing connection points

27 products

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

622 products

Pipe Caps

Cover the ends of pipe to keep out dirt and debris

16 products

Pipe Joiners

Connect heavy and difficult-to-position gasketed pipe without powered equipment

1 product

Expansion Joints

Reduce stress, vibration, and noise in piping systems by absorbing movement

22 products

Hose Fittings

Create threaded, barbed, quick-disconnect, and other types of connections between lengths of hose

2,695 products

Strainer Screens

Replace the screen in your strainer

4 products

Strainers

Install next to valves and pumps to catch debris in your line

8 products

Electrical

Wire Splices

Join wire and protect the connection

149 products

Wire Splice Covers

Seal out dust and moisture to protect electrical connectors

3 products

Lugs

Connect wire in utilities, service entrances, and other high-power systems

83 products

Electrical Connector Contacts

Crimp wire into pins and sleeves to create custom Molex or Amphenol connectors

2 products

Circuit Board Terminals

Connect wire to circuit boards

9 products

Grounding Lugs

Create a common grounding path for internal components and circuits, as well as the enclosure body

1 product

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

54 products

Grounding Screws

Fasten grounding wires to steel structures, fence posts, and transformers

8 products

Grounding Splices

Extend a grounding connection by joining two wires, or connect to an existing ground wire

4 products

Battery Terminals

Connect cable to battery posts to power vehicles and machines

131 products

Battery Terminal Adapters

Convert one battery terminal style to another

6 products

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

22 products

Building and Machinery Hardware

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

238 products

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

6 products

Facility and Grounds Maintenance

Faucet Spout Thread Adapters

Connect the female end of your garden hose to a faucet spout

1 product

Fastening and Joining

Joint Clamps for Wood

Make secure joints between boards, butcher blocks, and countertops

3 products

Welding Lugs

Screw, hammer, or crimp on to secure welding cable connections

6 products