Product Details | HEXAGON PLAIN NUT

5310-00-021-8440 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: MILB857TYPEA, P1031, 0910935, 218440, 3109207, 6X2 1-2, 6X212, 910935, 5310-00-021-8440, 00-021-8440, 5310000218440, 000218440

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-021-8440

Drawings & Photos | NSN 5310-00-021-8440


Demand History | NSN 5310-00-021-8440

Part Number Request Date QTY Origin
P1031 2010-04-102 1 US

Cross Reference | NSN 5310-00-021-8440

Part Number Cage Code Manufacturer
0910935 6N299 AGCO CORP PARTS OPN
218440 24617 GENERAL MOTORS CORP
218440 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
3109207 73830 GERSTENLAGER CO THE
6X2 1-2 63734 KAITLIN CORP
910935 92392 ALLIS-CHALMERS CORP
MILB857TYPEA 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
P1031 22888 FMC CORP
P1031 80212 BAE SYSTEMS LAND & ARMAMENTS L.P.

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Technical Data | NSN 5310-00-021-8440

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.500 INCHES
THREAD QUANTITY PER INCH 13
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.296 INCHES NOMINAL
WIDTH ACROSS FLATS 0.812 INCHES NOMINAL
BEARING SURFACE TYPE CHAMFERED OR WASHER FACED
TEMP RATING NOT RATED
NONDEFINITIVE SPEC/STD DATA A TYPE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILB857TYPEA

Restrictions/Controls & Freight Information | NSN 5310-00-021-8440

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