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Use these washers to evenly distribute the load under bolt or screw heads and nuts when fastening. They can also act as spacers.
SAE washers generally have a smaller ID and OD than USS washers.
Peel the backing off these washers and stick them onto a surface for easy mounting and assembly.
These wool felt washers can be soaked with oil to lubricate joints.
These shims are made of layers of metal bonded with adhesive. Remove layers with a utility knife until you get the thickness you need.
Send us a drawing, and we'll cut your custom shim. Shims are made of layers of metal bonded with adhesive; remove layers with a utility knife until you get the thickness you need.
Snap these nuts into square holes in thin materials.
Stainless steel snap-in nuts have excellent corrosion resistance in most environments.
Install these socket head screws through a hole and thread on a retainer to keep secure—no special tools are required.
Install these thumb-screw-head screws through a hole and thread on a retainer to keep secure—no special tools are required.
Install these rounded head screws through a hole and thread on a retainer to keep secure—no special tools are required.
Install in soft material such as aluminum and low-carbon steel at least 0.036" thick with an arbor press or similar pressure tool.
Snap these screws into panels up to 0.125" thick—no tools are required for installation.
The base flares out during installation, creating a backside flange in hard materials and near edges in panels up to 0.312" thick. Install with a flare-in installation tool and an arbor press.
Also known as Oilite® bearings.
For applications with frequent starts and stops, the oil in these bearings contains particles of slippery PTFE that lubricate the bearing during startup.
Increased iron content makes these bearings stronger and more resistant to shock loads than standard oil-embedded bearings; however they operate at lower speeds.
The oil in these bearings is NSF registered H1 and FDA compliant for incidental contact with food.
Made of 863 iron-copper and embedded with NSF registered H1 oil, these bearings can tackle high-load applications in food plants, such as bottling and filling lines.
Graphite provides a layer of dry lubrication that operates in high-temperature environments.
These bronze bearings are strong, wear resistant, and excellent at handling shock loads.
Made of Buna-N, these O-rings resist grease, hydraulic oil, and motor oil—plus mild chemicals and water.
Softer than standard Buna-N O-rings for a better seal in low-pressure applications.
These hard O-rings offer better wear resistance than standard Buna-N O-rings.
Also known as Boss O-rings, these hard O-rings are for use in tube fittings with a straight-thread connection.
With flat edges on all four sides, square-profile O-rings cover more surface than round-profile O-rings for a better seal in static applications, such as hose, pipe, and faucet connections.
Also known as Quattro Seals and X-rings, these X-profile O-rings have four points of contact for a better seal in dynamic applications than round-profile O-rings. They also require less compression to make a seal, so they offer a longer service life.
These O-rings have eight points of contact for a better seal in dynamic applications than X-profile O-rings, plus they have eight grooves that hold lubricant to reduce friction and wear for a longer service life.
Choose these O-rings for their adherence to strict military standards for material and construction.
These Buna-N O-rings are made of FDA-listed material for use with food and beverage.
If these O-rings deteriorate, they can be picked up by metal detection systems.
These Buna-N O-rings are made and bagged in an ISO Class 7 (Fed. Std. 10,000) clean room.
Made of silver-plated 321 stainless steel, these O-rings can handle extreme pressure up to 11,000 psi. They resist grease, hydraulic oils, mineral oil, motor oil, and synthetic lubricants.
More abrasion resistant than Buna-N O-rings, these also resist mineral oil and motor oil.
These O-rings are harder and stronger than standard polyurethane O-rings to handle high-pressure applications.
Commonly called Boss O-rings, these O-rings are for use in tube fittings with a straight-thread connection.
Rigid and hard with a slippery surface, these PTFE O-rings resist harsh chemicals, such as acetone, fluorinated solvents, methanol, and boric acid.
These temperature- and chemical-resistant O-rings prevent leaks in tube fittings that have a straight-thread connection, also known as O-ring boss fittings.
These Viton® fluoroelastomer O-rings resist a wide range of chemicals, including benzene, butyl alcohol, and ethylene glycol.
Softer than standard Viton® fluoroelastomer O-rings, these offer a better seal in low-pressure applications.
These hard O-rings offer better wear resistance than standard Viton® fluoroelastomer O-rings.
With flat edges on all four sides, these square-profile O-rings cover more surface than round-profile O-rings for a better seal in static applications, such as hose, pipe, and faucet connections.
These durable O-rings bounce back to shape after repeated compression better than other types of Viton® fluoroelastomer O-rings.
Because one black O-ring looks just like another, these O-rings are brown for easy identification.
Also known as Boss O-rings, these O-rings are for use in tube fittings with a straight-thread connection. They are brown for easy identification.
These are the highest purity chemical-resistant O-rings we offer. They are made and bagged in an ISO Class 7 and Fed. Spec. Class 10,000 clean room, plus they’re USP VI certified; not for use in medical applications.
Made and bagged in an ISO Class 7 and Fed. Spec. Class 10,000 clean room.
All of these O-rings meet MIL-R-83248C.
In addition to resisting chemicals, such as benzene, butyl alcohol, and ethylene glycol, these Viton® fluoroelastomer ETP O-rings resist steam.
Also known as Boss O-rings, these O-rings are for use in tube fittings with a straight-thread connection. They meet MIL-R-83248.
The FEP casing on these O-rings provides the same level of resistance to harsh chemicals as PTFE O-rings, but the core material is soft to make these O-rings more compressible.
Unlike silicone, the Viton® fluoroelastomer core will continue to ward of chemicals should the FEP casing wear away.
Flexible even at temperatures as low as -60° F, these fluorosilicone O-rings will keep your fittings free from leaks. They’re often used on fuel and coolant hose because fluorosilicone resists many chemicals, including ethanol and ethylene glycol.
These fluorosilicone O-rings remain flexible at temperatures as low as -60° F. They resist ethanol, ethylene glycol, and isopropyl alcohol.
Inherently softer and more compressible than PTFE O-rings, these Kalrez 4079 O-rings have comparable chemical resistance.
Able to bounce back after repeated compression, these Kalrez 7075 O-rings last longer than other Kalrez O-rings when exposed to repeated heating/cooling cycles.
Also known as Boss O-rings, these Kalrez 4079 O-rings are for use in tube fittings with a straight-thread connection. They’re inherently softer and more compressible than PTFE O-rings with comparable chemical resistance.
Kalrez 6375 O-rings are preferred over Kalrez 4079 for chemical-processing environments and applications involving steam.
Made of Kalrez 6230, these O-rings are for use when high purity is essential, such as with food and semiconductors.
While these Aflas O-rings are commonly used with petroleum fluids, they also resist many chemicals, such as ammonia, calcium hydroxide, and acetic, boric, and phosphoric acids.
These square-profile O-rings have flat edges on all four sides, so they cover more surface than round-profile O-rings for a better seal in static applications, such as hose, pipe, and faucet connections.
These silicone O-rings withstand temperatures up to 400° F or 450° F.
Able to withstand temperatures up to 400° F, these O-rings are softer than standard silicone O-rings for a better seal in low-pressure applications.
Made and bagged in an ISO Class 7 (Fed. Std. Class 10,000) clean room, these are the highest purity high-temperature O-rings we offer.
Also known as Boss O-rings, these O-rings are for use in tube fittings with a straight-thread connection.
These O-rings also resist ammonia, ethylene glycol, and isopropyl alcohol.
These O-rings also resist ethanol and ethylene glycol.
Made of FDA-listed material for use with food and beverage.
These O-rings are heat-treated, cleaned, and double-bagged in an ISO Class 5 (Fed. Std. Class 100) clean room for use in high-vacuum systems.
All of the O-rings in these assortments are made of Buna-N. They resist animal, vegetable, and motor oils.
These O-rings are harder than standard Buna-N O-rings for better resistance to wear.
These O-rings have a square profile with flat edges on all four sides. They cover more surface than round-profile O-rings for a better seal in static applications, such as hose, pipe, and faucet connections.
Rigid and hard with a slippery surface, these O-rings resist harsh chemicals, such as acetone, fluorinated solvents, methanol, and boric nitric, and sulfonic acids.
Also known as Boss O-rings, these hard Viton® fluoroelastomer O-rings are for use in tube fittings with a straight-thread connection. They offer excellent resistance to wear.
All of the O-rings in these assortments are Viton® fluoroelastomer and resist isopropyl alcohol, mineral oils, and transmission fluid.
Able to withstand heat up to 450° F, these O-rings maintain a strong seal even when the temperature rises.
These assortments include a mix of EPDM O-rings that resist water and steam and silicone O-rings that resist temperatures up to 450° F.
In addition to water and steam, these EPDM O-Rings resist ethanol and ethylene glycol.
These assortments contain a mix of Buna-N O-rings that resist oil and Viton® fluoroelastomer O-rings that resist boric acid, fuels, and transmission fluid.
Attach the shank to a handle or power tool.