Anti Turn Washers | McMaster-Carr

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System of Measurement

Screw Size

Washer Type

ID

Material

Phosphor Bronze

Stainless Steel

Tooth Location

Internal and External

OD

Thickness

0.010" to 0.013"

0.010" to 0.015"

0.010" to 0.016"

0.012" to 0.018"

0.014" to 0.018"

0.014" to 0.020"

0.015" to 0.019"

0.016" to 0.018"

0.016" to 0.021"

0.016" to 0.022"

0.017" to 0.021"

0.018" to 0.023"

0.018" to 0.024"

0.020" to 0.024"

0.020" to 0.025"

Finish

Phosphate Coated

Thread Size

Rod Diameter

RoHS

Specifications Met

Strut Channel Type

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

Width

Channel Height

Nut Type

Performance

Corrosion Resistant

Hardness

Rockwell C40 to Rockwell C50

Military Specification

Military Specification

Height

For Use With

Slotted Bearing Nuts

How can we improve?

680 Products

Fastening and Joining

Washers

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

Lock Washers

Resist vibration to prevent fasteners from loosening

Turn-Button Fastener Eyelets

Turn-Button Fastener Eyelets

Pair with turn-button fastener bases to secure fabrics to solid surfaces

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

Building and Machinery Hardware

Strut Channel Washers

Strut Channel Washers

Pair with hex nuts to connect threaded rod to strut channel

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Power Transmission

Bearing Lock Washers

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

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