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National Stock Number:
5310-01-085-8377
Federal Supply Class:
5310
National Item Identification Number:
010858377
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:
| 3187-18 | 56878 | SPS TECHNOLOGIES, LLC | | 3M187-18 | 56878 | SPS TECHNOLOGIES, LLC | | 3M187-18 | 76301 | THE BOEING COMPANY |
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Techincal Specification:
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | LUBRICATION | SOLUBLE LUBRICANT | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6280 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6320 ASSN STD 3RD MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8630 OR STEEL COMP 4037 OR STEEL COMP 8740 OVERALL | | NOMINAL THREAD SIZE | 1.125 INCHES | | NUT STYLE | DOUBLE HEXAGON | | OVERALL HEIGHT | 1.327 INCHES MAXIMUM | | SPECIFICATION/STANDARD DATA | 76301-3-187 MANUFACTURERS STANDARD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | TEMP RATING | 450.0 FAHRENHEIT MAXIMUM | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UNJF | | WASHER OUTSIDE DIAMETER | 1.875 INCHES MAXIMUM | | WASHER THICKNESS | 0.453 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 1.365 INCHES MINIMUM AND 1.387 INCHES MAXIMUM |
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