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National Stock Number:
5310-00-420-5990
Federal Supply Class:
5310
National Item Identification Number:
004205990
Description:
NUT,SELF-LOCKING,HEXAGON
Detail:
A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
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Manufacturer Information:
| 65652-11171-101 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL OVERALL | | NUT STYLE | HEXAGON | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | BEARING SURFACE TYPE | CHAMFERED | | THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3B | | NUT HEIGHT | 0.203 INCHES MINIMUM AND | | 0.219 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.428 INCHES MINIMUM AND | | 0.440 INCHES MAXIMUM | | TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL | | SPECIAL FEATURES | 2 DRILLED HOLES 0.046 IN. DIA 180 DEG APART THRU HEX POINTS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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