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National Stock Number:
5310-01-557-0705
Federal Supply Class:
5310
National Item Identification Number:
015570705
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:
| 1001603 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | | 10019045 | 61C19 | MIL-COTS CORPORATION | | 12759-00649 | 0Y3H3 | FASTENAL COMPANY | | 33804 | 0Y3H3 | FASTENAL COMPANY | | 3719877 | 45152 | OSHKOSH CORP | | 3719877 | 75Q65 | OSHKOSH DEFENSE LLC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.931 INCHES MINIMUM AND 0.968 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | WASH,FLT.88X1.75X.13DA HDN | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 1.743 INCHES MINIMUM AND 1.780 INCHES MAXIMUM | | SPECIAL FEATURES | MFG DWG IS EXPORT CONTROLLED NOT TO BE RELEASED OUTSIDE USA | | THICKNESS | 0.108 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
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