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National Stock Number:
5310-01-281-3405
Federal Supply Class:
5310
National Item Identification Number:
012813405
Description:
WASHER,SHOULDERED
Detail:
A WASHER, ROUND IN SHAPE, AND HAVING A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS FLAT AND UNBROKEN, THE OTHER SURFACE IS IN THE FORM OF A RAISED SHOULDER (BOSS) HAVING A FLAT BEARING SURFACE. THE THICKNESS OF THE SHOULDER (BOSS) MUST NOT EXCEED 25 PERCENT OF THE SHOULDER (BOSS) DIAMETER. FOR ITEMS HAVING A SHOULDER (BOSS) OF GREATER THICKNESS, USE BEARING, SLEEVE; BUSHING SLEEVE; OR SPACER, SLEEVE. EXCLUDES INSULATOR, WASHER AND THRUST TYPE WASHERS.
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Manufacturer Information:
| 70209-04301-107 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| MATERIAL | STEEL COMP 630 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643,COND H1150 ASSN STD 1ST MATERIAL RESPONSE OR | | AMS 5622,COND H1150 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 277.0 BRINELL MINIMUM AND | | 352.0 BRINELL MAXIMUM | | STYLE DESIGNATOR | SHOULDERED | | HOLE DIAMETER | 0.5645 INCHES MINIMUM AND | | 0.5660 INCHES MAXIMUM | | SHOULDER DIAMETER | 0.8015 INCHES MINIMUM AND | | 0.8080 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.940 INCHES NOMINAL | | SHOULDER HEIGHT | 0.050 INCHES NOMINAL | | MATERIAL THICKNESS | 0.060 INCHES NOMINAL | | SPECIAL FEATURES | HOLE OFFSET 0.060 IN. FM CTR; 0.750 IN. ACROSS TWO OPPOSITE FLATS |
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