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National Stock Number:
5310-00-127-2302
Federal Supply Class:
5310
National Item Identification Number:
001272302
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:
| MS17186-8 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | MS17186-8 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | SE102-158-10 | 3B150 | RAYTHEON COMPANY | | SE102-158-10 | 49956 | RAYTHEON COMPANY |
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Techincal Specification:
| PART NAME ASSIGNED BY CONTROLLING AGENCY | DRAWING; WASHER, DRIVE (SYNCHRO); INAVY WASHER, KEY DRIVE | | SPECIAL FEATURES | PROTECTIVE TREATMEMT; PLATING, BLACK NICKEL. PER MILITARY STANDARD, MS17186A IS INACTIVE FOR NEW DESIGN AND IS NO LONGER USED EXCEPT FOR REPLACEMENT PURPOSES. MATERIAL: COMMERCIAL BRASS |
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