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12.5 mm
20.5 mm
1.0 mm
mrap - cougar
80.0 rockwell b
metric EXTERNAL-Tooth lock washers
steel
flat external teeth
MATERIAL-18-8 stainless steel
din 6797 government specification
Flat external teeth
Steel
1.0 millimeters
20.5 millimeters
12.5 millimeters
Schedule B number: 7318210000
nmfc 194160
Spring washers and other lock washers, iron or steel
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
Used on mrap - cougar. flat external teeth metric external-tooth lock washers 1.0mm material thickness 20.5mm outside diameter 12.5mm hole diameter
1. | MIL-001-596 | Cage 0UJB5 |
Nothing similar to this part number was found in our inventory
A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces