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National Stock Number:
5310-00-577-5355
Federal Supply Class:
5310
National Item Identification Number:
005775355
Description:
NUT,PLAIN,HEXAGON
Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| 9089605 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| THREAD SERIES | UN | | NOMINAL THREAD SIZE | 2.625 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | ALUMINUM ALLOY 7075 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.290 INCHES MINIMUM AND | | 0.310 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 2.995 INCHES MINIMUM AND | | 3.005 INCHES MAXIMUM | | BEARING SURFACE TYPE | CHAMFERED OR | | WASHER FACED | | COUNTERSINK ANGLE | 89.5 DEGREES MINIMUM AND | | 90.5 DEGREES MAXIMUM NUT | | BEARING SURFACE FINISH | 125.0 MICROINCHES |
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