1560-01-498-1926 BALLISTIC FOAM Index 3040-01-498-1928 COLLAR,SHAFT

National Stock Number:
5310-01-498-1927

Federal Supply Class:
5310

National Item Identification Number:
014981927

Description:
WASHER,LOCK

Detail:
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


Manufacturer Information:
B182121RRN06080204AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATED


Techincal Specification:
HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
HOLE DIAMETER6.2 MILLIMETERS MINIMUM AND 6.5 MILLIMETERS MAXIMUM
OUTSIDE DIAMETER12.2 MILLIMETERS MINIMUM AND 12.9 MILLIMETERS MAXIMUM
MATERIAL THICKNESS0.5 MILLIMETERS MINIMUM AND 0.7 MILLIMETERS MAXIMUM
MATERIALSTEEL OVERALL
SPECIAL FEATURESITEM IS CALLED LOCKWASHER,TOOTHED
STYLE DESIGNATORFLAT EXTERNAL TEETH


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