321 Stainless Steel | McMaster-Carr

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3,250 Products

Fastening and Joining

Shim Stock

Cut into custom shapes for leveling and aligning fasteners, machinery components, and more

Shims

Level, align, and adjust spacing on fasteners, shafts, and machine components

Machine Key Stock

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

Machine Keys

Transmit torque from rotating shafts to gears, sprockets, and other machine parts

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Raw Materials

Stainless Steel

Stainless Steel

Resists corrosion and chemicals in most environments

Material Handling

Wire Rope

Lift, hang, and connect objects; more abrasion resistant than rope and lighter weight than chain

Lanyards

Pull, hang, tie down, and tether objects with the attached fittings

Fluid Handling

Tubing

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Building and Machinery Hardware

Bolt-Together Framing and Fittings

Bolt-Together Framing and Fittings

Fasten through equally spaced holes to build and adjust guards, tables, and racks

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