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NSN: 5310-00-001-4712
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Cross Reference

These part numbers have the same form, fit, and function of sm-b-640111
Item Number Cage
SM-B-640111 80063

Characteristic Codes

SM-B-640111 spec. code meanings
Code Translation
AAGR The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.
AAUB The length of a straight line which passes through the center of a hole, and terminates at the circumference.
ABMW The style designation indicating the configuration that most nearly corresponds to the peripheral shape of the item.
ABMX The style designation indicating the configuration that most nearly corresponds to the shape of the center hole.
ABMX The style designation indicating the configuration that most nearly corresponds to the shape of the center hole.
ABNM A measurement of the smallest dimension of an item, in distinction from length or width.
ADAV A measurement of the longest straight line across a circular cross-sectional plane.
MATT The chemical compound or mechanical mixture properties of which the item is fabricated.
MDCL The specification, standard, or manufacturers reference, and the classification designation, such as class, condition, temper, and the like, that identifies the material.
SFTT The metallic, nonmetallic, and/or chemical properties with which the item is plated, dipped, and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
STDC The specification, standard, or manufacturers reference, and the classification designation, such as type, class, grade, and the like, that identifies the surface treatment material.

SM-B-640111

Description: Flat Washer
Mfr. Cage 80063

Specification

Hole Diameter: 17/64", Thickness: 1/16", Overall Diameter: 15/16", steel comp 1008 overall or steel comp 1009 overall or steel comp 1010 overall or steel comp 1015 overall or steel comp 1018 overall or steel comp 1020 overall

AAGR Cross Sectional Shape
Rectangular
AAUB Hole Diameter
0.266 inches
ABMW Edge Shape
Round
ABMX Center Hole Shape
1 round
ABMX Center Hole Shape
Round
ABNM Thickness
0.064 inches
ADAV Overall Diameter
0.938 inches
MATT Material
Steel comp 1008 or steel comp 1009 or steel comp 1010 or steel comp 1015 or steel comp 1018 or steel comp 1020
MDCL Material Spec
Qq-s-698,cond hrcq,finish ar fed spec all material responses
SFTT Surface Treatment
Cadmium and chromate
STDC Surface Treatment Spec
Qq-p-416,ty 2,cl 2 fed spec single treatment response

Technical Definition

Washer, Flat, also referenced with federal logistics item name code 13393 - 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.
National Stock Number (NSN) 5310-00-001-4712

Last Modified: 02/14/2017