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National Stock Number: 5310-01-105-1867
Federal Supply Class: 5310
National Item Identification Number: 011051867
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:
| 70191-3 | 56878 | SPS TECHNOLOGIES, LLC | | 942008-3 | 60119 | MONADNOCK COMPANY, THE | | K29913-3 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACW10CA3CC | 81205 | THE BOEING COMPANY | | BACW10CA3CC | Z03F0 | BOEING DEFENCE AUSTRALIA LTD | | BACW10CA3CC | Z8T75 | BOEING DEFENCE AUSTRALIA LTD |
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Techincal Specification:
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.300 INCHES NOMINAL | | OUTSIDE DIAMETER | 0.460 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.065 INCHES NOMINAL | | MATERIAL | STEEL COMP 631 OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | RADIUS | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM | | SPECIAL FEATURES | COLOR NATURAL | | STYLE DESIGNATOR | CONCAVE | | SURFACE FINISH | 32.0 MICROINCHES OUTER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL AND CADMIUM OVERALL |
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