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National Stock Number:
5310-01-252-3106
Federal Supply Class:
5310
National Item Identification Number:
012523106
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:
| 5310PL1993629 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | | 70219-42422-137 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | MIL-STD-130 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| HOLE DIAMETER | 1.870 INCHES MINIMUM AND 1.878 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.750 INCHES NOMINAL | | MATERIAL THICKNESS | 0.040 INCHES NOMINAL | | SHOULDER HEIGHT | 0.018 INCHES NOMINAL | | STYLE DESIGNATOR | SHOULDERED |
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