5310-00-220-6552 WASHER,FLAT Index 5310-00-220-6556 WASHER,FLAT

National Stock Number:
5310-00-220-6555

Federal Supply Class:
5310

National Item Identification Number:
002206555

Description:
WASHER,FLAT

Detail:
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.


Manufacturer Information:
43641666N299AGCO CORP PARTS OPN
4364166-16N299AGCO CORP PARTS OPN
DE641666N299AGCO CORP PARTS OPN


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
FEATURES PROVIDEDCASEHARDENED
HARDNESS RATING48.5 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.828 INCHES NOMINAL
OVERALL DIAMETER1.875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1117 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.155 INCHES MINIMUM AND 0.157 INCHES MAXIMUM


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