NW8-3753

Flat Washer

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.

black overall color, 0.170 inches nominal hole diameter, round center hole shape style, mil-m-20693,comp a,type 1 mil spec single material response overall material document and classification, rectangular cross-sectional shape style

NSN: 5310-00-081-7007
Federal Supply Group: Hardware and Abrasives
Federal Supply Classification: 5310 -Nuts and Washers
Item Identification Number: 00-081-7007
Requires Demilitarization?: Yes
INC: 13393
Assigment Date: Tue, Jan 1, 1963
Center Hole Shape Style: round
Color: black overall
Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.170 inches nominal
Material Document And Classification: mil-m-20693,comp a,type 1 mil spec single material response overall
Material: plastic polyhexamethylene amide overall
Peripheral Shape Style: round
Overall Diameter: 0.375 inches nominal
Special Features: solid color
Thickness: 0.030 inches nominal

Related Parts

Part Number	Manufacturer
R10247P4	Lockheed Martin Corporation Div Rotary and Mission Systems

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-081-7007?: The FSCG of the NSN 5310-00-081-7007 is 5310

Does NSN 5310-00-081-7007 require demilitarization?: Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-00-081-7007 contain precious materials?: Precious metal content is unknown

Does NSN 5310-00-081-7007 contain hazardous materials?: Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.