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National Stock Number:
5310-01-561-6504
Federal Supply Class:
5310
National Item Identification Number:
015616504
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:
| 12759-00727 | 0Y3H3 | FASTENAL COMPANY | | 39757 | 05573 | BARNES GROUP INC. | | 39757 | 0Y3H3 | FASTENAL COMPANY |
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Techincal Specification:
| MATERIAL | STEEL COMP 1050 OVERALL | | SPECIAL FEATURES | 3/4 USS USS BOWMALLOY FLAT WASHERS, WASHER, FLAT, 3/4", MEDIUM CARBON STEEL BOWMALLOY, USS 1050-1060 RC 38-42C PER BOWMAN PRINT GOLD DICHROMATE & BAKE. UNITS PER PK = 50 BD ITEM 39757 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER,FLAT |
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