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National Stock Number: 5310-00-803-2598
Federal Supply Class: 5310
National Item Identification Number: 008032598
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:
BACN10B-L4L | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC | BACN10B-L4L | 5M902 | HOWMET GLOBAL FASTENING SYSTEMS INC. | BACN10BL4L | 56878 | SPS TECHNOLOGIES, LLC | BACN10BL4L | 77272 | THE BOEING COMPANY | BACN10BL4L | 81205 | THE BOEING COMPANY | H29523-4 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | LUBRICATION | SOLUBLE LUBRICANT | OVERALL HEIGHT | 0.328 INCHES MAXIMUM | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL | MATERIAL | STEEL COMP 8740 OVERALL | NOMINAL THREAD SIZE | 0.250 INCHES | NUT STYLE | DOUBLE HEXAGON | WASHER OUTSIDE DIAMETER | 0.420 INCHES MINIMUM AND 0.458 INCHES MAXIMUM | WASHER THICKNESS | 0.055 INCHES MAXIMUM | WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.315 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 | UNF |
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