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National Stock Number:
5310-01-330-8514
Federal Supply Class:
5310
National Item Identification Number:
013308514
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:
| 03A280-4 | 10630 | ANILLO INDUSTRIES LLC | | 03A280-4 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A280-4 | 58009 | MOELLER MANUFACTURING & SUPPLY, LLC | | 03A280-4 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 03A280-4 | 80539 | SPS TECHNOLOGIES, LLC | | 03A280-4 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | AS32990-4 | 10630 | ANILLO INDUSTRIES LLC | | MM891-4 | 58009 | MOELLER MANUFACTURING & SUPPLY, LLC | | NS202859-4 | 80539 | SPS TECHNOLOGIES, LLC | | VN948YNP4 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VN948YNP4C | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| MATERIAL | NICKEL ALLOY X-750 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5597 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.251 INCHES MINIMUM AND | | 0.255 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.455 INCHES MINIMUM AND | | 0.475 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.057 INCHES MINIMUM AND | | 0.069 INCHES MAXIMUM | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM |
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