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National Stock Number:
5310-00-821-1934
Federal Supply Class:
5310
National Item Identification Number:
008211934
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
Detail:
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| BACN100CT4 | 81205 | THE BOEING COMPANY | | BACN10CT4 | 77272 | THE BOEING COMPANY | | EWN22-4 | 56878 | SPS TECHNOLOGIES, LLC | | BACN10OCT4 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | SOLUBLE LUBRICANT | | OVERALL HEIGHT | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6280 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8740 OR STEEL COMP 8630 OVERALL | | NOMINAL THREAD SIZE | 0.250 INCHES | | NUT STYLE | DOUBLE HEXAGON | | WASHER OUTSIDE DIAMETER | 0.471 INCHES MINIMUM AND 0.481 INCHES MAXIMUM | | WASHER THICKNESS | 0.075 INCHES MINIMUM AND 0.090 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | TEMP RATING | 450.0 FAHRENHEIT NOMINAL | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
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