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National Stock Number: 5310-01-205-3447
Federal Supply Class: 5310
National Item Identification Number: 012053447
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:
1-JB-6922 PC 9 | 90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION | 3195948 PC 9 | 80064 | NAVAL SHIP SYSTEMS COMMAND | 3199599 PIECE 33 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
BEARING SURFACE TYPE | WASHER FACED | HARDNESS RATING | 250.0 BRINELL STANDARD MINIMUM AND 300.0 BRINELL STANDARD MAXIMUM | MATERIAL | STEEL CORROSION RESISTING OVERALL | III PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | PROPRIETARY CHARACTERISTICS | PACS | NOMINAL THREAD SIZE | 0.875 INCHES | NUT HEIGHT | 0.724 INCHES MINIMUM AND 0.776 INCHES MAXIMUM | NUT STYLE | HEXAGON | SPECIAL FEATURES | STEEL GRADE FIVE; TOP CHAMFERED 30.0 DEG; BEARING SURFACE AT RIGHT ANGLE TO AXIS OF THD HOLE WITHIN 1.0 DEG; WASHER FACE 0.156 IN. THK | WIDTH ACROSS FLATS | 1.269 INCHES MINIMUM AND 1.313 INCHES MAXIMUM | THREAD CLASS | 2B | THREAD DIRECTION | RIGHT-HAND | THREAD QUANTITY PER INCH | 9 | THREAD SERIES | UNC |
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