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National Stock Number:
5310-00-288-3434
Federal Supply Class:
5310
National Item Identification Number:
002883434
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:
| HL776-10PBW | 50392 | SPS TECHNOLOGIES INC | | HL776-10PBW | 56878 | SPS TECHNOLOGIES, LLC | | HL776-10PBW | 73197 | HI-SHEAR CORPORATION | | HL776-10PBW | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | HL776-10PBW | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
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Techincal Specification:
| MATERIAL | STEEL COMP 632 OR | | STEEL COMP 630 OR | | STEEL COMP 631 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5520 ASSN STD 1ST MATERIAL RESPONSE OR | | AMS5643 ASSN STD 2ND MATERIAL RESPONSE OR | | AMS5528 ASSN STD 3RD MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.453 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.635 INCHES MINIMUM AND | | 0.645 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.160 INCHES NOMINAL |
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