5310-01-693-1819 WASHER,FLAT 5310-01-693-1891 WASHER,FLAT

National Stock Number:
5310-01-693-1852

Federal Supply Class:
5310

National Item Identification Number:
016931852

Description:
WASHER,FLAT


Manufacturer Information:
98269A43007BY4MCMASTER-CARR SUPPLY CO


Techincal Specification:
MATERIALSTEEL CORROSION RESISTING OVERALL
SURFACE TREATMENTOXIDE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER4.3 MILLIMETERS NOMINAL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER9.0 MILLIMETERS NOMINAL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.7 MILLIMETERS MINIMUM AND
0.9 MILLIMETERS MAXIMUM
COLORBLACK OVERALL
HARDNESS RATING75.0 ROCKWELL B NOMINAL
SPECIAL FEATURESFOR M4 SCREW SIZE
PART NAME ASSIGNED BY CONTROLLING AGENCYBLACK-OXIDE STAINLESS STEEL WASHER


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