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National Stock Number:
5310-00-925-9671
Federal Supply Class:
5310
National Item Identification Number:
009259671
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:
| 0N321947 | 98230 | NATIONAL SECURITY AGENCY | | 0N321947-1 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 2264-N253 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 2264-N253-NATURAL | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 16FW260032 | 13764 | MICRO PLASTICS INC | | 10088036 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | NAS1515H4L | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | SM-D-450462-3 | 81337 | W1D1 NATICK SOLDIER CENTER | | 85-34-301-12 | 94222 | SOUTHCO INC | | 418730-112 | 96214 | RAYTHEON COMPANY | | 5610-127-31 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 95107 | KCNG1 | GENPLUS SYSTEMS LTD |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 110.0 ROCKWELL R MINIMUM | | HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PLASTIC POLYAMIDE NYLON OVERALL | | OVERALL DIAMETER | 0.495 INCHES MINIMUM AND 0.520 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM |
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