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National Stock Number:
5310-00-894-4677
Federal Supply Class:
5310
National Item Identification Number:
008944677
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.
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Manufacturer Information:
| 1404448 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.529 INCHES MINIMUM AND 0.541 INCHES MAXIMUM | | LENGTH | 1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OR QQ-S-698,COND HRCQ FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-698,COND HRCQ FED SPEC 4TH MATERIAL RESPONSE OR QQ-S-698,COND HRCQ FED SPEC 5TH MATERIAL RESPONSE OR QQ-S-698,COND HRCQ FED SPEC 6TH MATERIAL RESPONSE OR QQ-S-698,COND HRCQ FED SPEC 7TH MATERIAL RESPONSE OR QQ-S-698,COND HRCQ FED SPEC 8TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1015 OR STEEL COMP 1020 OR STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1010 OR STEEL COMP 1018 OVERALL | | PERIPHERAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.060 INCHES NOMINAL | | WIDTH ACROSS FLATS | 1.030 INCHES MINIMUM AND 1.060 INCHES MAXIMUM |
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