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National Stock Number:
5310-00-230-3183
Federal Supply Class:
5310
National Item Identification Number:
002303183
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:
| 64658-03113-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9,ALLOY 7075,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | STYLE DESIGNATOR | SHOULDERED | | HOLE DIAMETER | 1.057 INCHES MINIMUM AND | | 1.0574 INCHES MAXIMUM | | SHOULDER DIAMETER | 1.290 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.550 INCHES MINIMUM AND | | 1.551 INCHES MAXIMUM | | SHOULDER HEIGHT | 0.115 INCHES NOMINAL | | MATERIAL THICKNESS | 0.150 INCHES NOMINAL | | SURFACE FINISH | 16.0 MICROINCHES TOP | | 63.0 MICROINCHES OUTER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 78286 | | DESIGN CONTROL REFERENCE | 64658-03113-101 |
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