Product Details | HEXAGON PLAIN NUT

5310-00-021-8585 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.

Part Alternates: FFB571TYPEA, 192, 19-2, 218585, 7368227, 5310-00-021-8585, 00-021-8585, 5310000218585, 000218585

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1961 00-021-8585

Drawings & Photos | NSN 5310-00-021-8585


Demand History | NSN 5310-00-021-8585

Part Number Request Date QTY Origin
192 2014-01-09 3 us

Cross Reference | NSN 5310-00-021-8585

Part Number Cage Code Manufacturer
19-2 70940 ENTERPRISE FABRICATORS INC
218585 24617 GENERAL MOTORS CORP
218585 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
7368227 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
FFB571TYPEA 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5310-00-021-8585

Characteristic Specifications
THREAD SERIES UNF
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OR ZINC OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.340 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.7280 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
BEARING SURFACE TYPE WASHER FACED
TEMP RATING NOT RATED
NONDEFINITIVE SPEC/STD DATA A TYPE
DEPARTURE FROM CITED DOCUMENT AS MODIFIED BY HEIGHT RQMT
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFB571TYPEA

Restrictions/Controls & Freight Information | NSN 5310-00-021-8585

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
Less than car load rating U 50
Less than truck load rating W Rating Variable
Water commodity Code 573 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable