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National Stock Number:
5310-01-110-7923
Federal Supply Class:
5310
National Item Identification Number:
011107923
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:
| 10122168 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 74A450867-2001 | 13002 | GOODRICH CORPORATION | | 74A450867-2001 | 30205 | MERCER PRODUCTS & MANUFACTURING COMPANY | | 74A450867-2001 | 50601 | CIRCOR AEROSPACE, INC. | | 74A450867-2001 | 56540 | ASSOCIATED AIRCRAFT MANUFACTURING & SALES, INC. | | 74A450867-2001 | 6Z056 | CM MANUFACTURING INC | | 74A450867-2001 | 76301 | THE BOEING COMPANY | | 74A450867-2001 | 85941 | MAGELLAN AEROSPACE, NEW YORK, INC. | | 74A450867-2001 | 9K006 | CIRCOR AEROSPACE, INC. |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/11,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-250/11,TEMPER O FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-225/8,TEMPER T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 74A901001,FSCM 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.265 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | SQUARE | | WIDTH ACROSS FLATS | 0.620 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.090 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 76301 | | DESIGN CONTROL REFERENCE | 74A450867-2001 |
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