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National Stock Number:
5310-01-198-9688
Federal Supply Class:
5310
National Item Identification Number:
011989688
Description:
WASHER,CONCAVE
Detail:
A WASHER WHICH IS ROUND WITH A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS SMOOTH, FLAT, AND UNBROKEN, THE OTHER BEARING SURFACE IS SMOOTH, UNBROKEN, AND IS RECESSED TO FORM A CURVED OR SPHERICAL CONTOUR. SEE ALSO WASHER (1), CONVEX. EXCLUDES WASHER (1), RECESSED AND BEARING, WASHER, THRUST.
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Manufacturer Information:
| 501-4458628 PIECE 61 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 501-6603008PC52 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 501-6722112PC52 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 6603008PC52 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 7255-235 PIECE 61 | 43689 | HUNTINGTON INGALLS INC |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | SPECIAL FEATURES | BACK-UP WASHER; THIS ITEM SHALL CONFORM TO THE DIMENSIONS FOR A 5/16 INCH OUTSIDE DIAMETER TUBE IN MS 51889 AND DISHED FOR STRAIGHT THREAD TUBE FITTINGS. |
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