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National Stock Number:
5310-00-455-2579
Federal Supply Class:
5310
National Item Identification Number:
004552579
Description:
NUT,SELF-LOCKING,SINGLE BALL SEA
Detail:
A NUT HAVING ONE CONVEX, SPHERICAL BEARING SURFACE AND 6 FLAT SIDES. ITEMS MAY HAVE A REMOVABLE COLLAR. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. SEE ALSO NUT (1), SELF-LOCKING, CONE SEAT, HEXAGON.
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Manufacturer Information:
| 55LH4367-048 | 72962 | HARVARD INDUSTRIES INC | | 68563N-08 | 56878 | SPS TECHNOLOGIES, LLC | | H55LH4367-048 | 019L2 | ESNA, LLC | | STSCA001N08 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| BALL SEAT RADIUS | 0.255 INCHES MINIMUM AND 0.275 INCHES MAXIMUM | | HARDNESS RATING | 46.0 ROCKWELL C MAXIMUM | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT HEIGHT | 0.241 INCHES MINIMUM AND 0.256 INCHES MAXIMUM | | NUT STYLE | SINGLE BALL SEAT, HEXAGON | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | MATERIAL | STEEL OVERALL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNJF | | WIDTH ACROSS FLATS | 0.308 INCHES MINIMUM AND 0.316 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
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