Product Details | HEXAGON PLAIN NUT

5310-00-639-1098 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: FIN836, X72-2, X722, 5310-00-639-1098, 00-639-1098, 5310006391098, 006391098

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-639-1098

Drawings & Photos | NSN 5310-00-639-1098


Cross Reference | NSN 5310-00-639-1098

Part Number Cage Code Manufacturer
FIN836 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
X72-2 55469 ESSEX INDUSTRIES, INC.

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Technical Data | NSN 5310-00-639-1098

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.164 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-B-637 FED SPEC ALL MATERIAL RESPONSES OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.125 INCHES NOMINAL
WIDTH ACROSS FLATS 0.344 INCHES NOMINAL
BEARING SURFACE TYPE FLAT
TEMP RATING NOT RATED
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND 13 STYLE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FIN836

Restrictions/Controls & Freight Information | NSN 5310-00-639-1098

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
No Freight Information