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National Stock Number:
5310-00-517-1886
Federal Supply Class:
5310
National Item Identification Number:
005171886
Description:
NUT,SELF-LOCKING,EXTENDED WASHER
Detail:
A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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Manufacturer Information:
| 5171886 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| HARDNESS RATING | 27.0 ROCKWELL C NOMINAL | | LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN | | OVERALL HEIGHT | 2.172 INCHES MINIMUM AND 2.203 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD SIZE | 2.250 INCHES | | NUT STYLE | HEXAGON | | SPECIAL FEATURES | SIX EQUALLY SPACED SLOTS LOCATED THROUGH HEX FLATS | | WASHER OUTSIDE DIAMETER | 4.047 INCHES MINIMUM AND 4.078 INCHES MAXIMUM | | WASHER THICKNESS | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 3.484 INCHES MINIMUM AND 3.500 INCHES MAXIMUM | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD CLASS | 2B | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 12 | | THREAD SERIES | UN |
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