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National Stock Number:
5310-00-917-1109
Federal Supply Class:
5310
National Item Identification Number:
009171109
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:
| 544187 | 00088 | ROYAL OAK GAGE INC | | 544187 | 77445 | RTX CORPORATION |
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Techincal Specification:
| THREAD SERIES | UNS | | NOMINAL THREAD SIZE | 0.688 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | NUT STYLE | HEXAGON | | NUT HEIGHT | 0.280 INCHES MINIMUM AND | | 0.290 INCHES MAXIMUM | | WIDTH ACROSS FLATS | 0.990 INCHES MINIMUM AND | | 1.002 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | CONFIGURATION B | | HOLE TYPE AND QUANTITY | 3 DRILLED | | DRILLED HOLE DIAMETER | 0.076 INCHES NOMINAL | | BEARING SURFACE TYPE | CHAMFERED | | COUNTERSINK ANGLE | 85.0 DEGREES MINIMUM AND | | 95.0 DEGREES MAXIMUM NUT | | BEARING SURFACE FINISH | 63.0 MICROINCHES | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 544187 |
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