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National Stock Number:
5310-00-163-1921
Federal Supply Class:
5310
National Item Identification Number:
001631921
Description:
NUT,SELF-LOCKING,PLATE
Detail:
A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| 646361 | 77445 | RTX CORPORATION | | 69997-428 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | THREAD DIRECTION | RIGHT-HAND | | NUT STYLE | PLATE | | MATERIAL | STEEL COMP 8740 OVERALL | | THREAD SERIES | UNJF | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3B | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 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 | 19.0 ROCKWELL C MINIMUM AND | | 26.0 ROCKWELL C MAXIMUM | | NUT LENGTH | 0.732 INCHES MINIMUM AND | | 0.762 INCHES MAXIMUM | | NUT HEIGHT | 0.297 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | PLATE THICKNESS | 0.060 INCHES MINIMUM AND | | 0.070 INCHES MAXIMUM | | PLATE WIDTH | 0.412 INCHES MINIMUM AND | | 0.432 INCHES MAXIMUM | | NUT COUNTERBORE DEPTH | 0.075 INCHES MINIMUM AND | | 0.095 INCHES MAXIMUM NUT | | COUNTERBORE DIAMETER | 0.265 INCHES MINIMUM AND | | 0.270 INCHES MAXIMUM NUT | | NUT MOUNTING PROVISION | STRAIGHT HOLES | | MOUNTING HOLE ARRANGEMENT STYLE | 1 HOLE | | MOUNTING HOLE DIAMETER | 0.130 INCHES MINIMUM AND | | 0.135 INCHES MAXIMUM | | DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.380 INCHES NOMINAL | | SPECIAL FEATURES | BOSS EXTENDS OPPOSITE NUT PROJECTION SIDE 0.085 IN. LONG,0.304 IN. MIN,0.308 IN. MAX OD,0.265 IN. MIN,0.270 IN. MAX ID | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 77445 | | MFR SOURCE CONTROLLING REFERENCE | 646361 |
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