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National Stock Number:
5310-00-027-2786
Federal Supply Class:
5310
National Item Identification Number:
000272786
Description:
NUT,SELF-LOCKING,SLOTTED,HEXAGON
Detail:
A NUT HAVING A FLAT BEARING SURFACE AND 6 FLAT SIDES WITH SLOTS IN ITS UPPER PORTION. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. THE SLOTS, WHEN USED IN CONJUNCTION WITH A SOLID OR SPLIT (COTTER) PIN, ACT AS AN EXTRA "FAIL SAFE", FEATURE IN CRITICAL APPLICATIONS. EXCLUDES NUT (1), SELF-LOCKING, CASTELLATED, OCTAGON.
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Manufacturer Information:
| 597124 | 72962 | HARVARD INDUSTRIES INC | | 597124 | 77445 | RTX CORPORATION |
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Techincal Specification:
| THREAD SERIES | UNF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6370 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND | | 31.0 ROCKWELL C MAXIMUM | | NUT STYLE | SLOTTED, HEXAGON | | NUT HEIGHT | 0.183 INCHES MINIMUM AND | | 0.203 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND | | 0.439 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 597124 |
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