Product Details | HEXAGON PLAIN NUT

5310-00-688-1372 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: FFS826, 5310-00-688-1372, 00-688-1372, 5310006881372, 006881372

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-688-1372

Drawings & Photos | NSN 5310-00-688-1372


Cross Reference | NSN 5310-00-688-1372

Part Number Cage Code Manufacturer
FFS826 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES

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Technical Data | NSN 5310-00-688-1372

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 1.500 INCHES
THREAD QUANTITY PER INCH 6
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 1.245 INCHES MINIMUM AND 1.317 INCHES MAXIMUM
WIDTH ACROSS FLATS 2.175 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
BEARING SURFACE TYPE FLAT
TEMP RATING NOT RATED
NONDEFINITIVE SPEC/STD DATA 2 TYPE AND 7 STYLE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS826

Restrictions/Controls & Freight Information | NSN 5310-00-688-1372

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