Product Details | HEXAGON PLAIN NUT

5310-00-637-0127 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: 2050126, 20501-26, 5310-00-637-0127, 00-637-0127, 5310006370127, 006370127

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-637-0127

Drawings & Photos | NSN 5310-00-637-0127


Cross Reference | NSN 5310-00-637-0127

Part Number Cage Code Manufacturer
20501-26 19315 HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND
20501-26 64547 HONEYWELL INTERNATIONAL INC DBA HONEYWELL
20501-26 83298 ALLIED SIGNAL INC AEROSPACE EQUIPMENT SYSTEMS

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Technical Data | NSN 5310-00-637-0127

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3B
THREAD DIRECTION RIGHT-HAND
MATERIAL COPPER ALLOY OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A12 HEXAGON
NUT HEIGHT 0.094 INCHES NOMINAL
WIDTH ACROSS FLATS 0.312 INCHES NOMINAL
BEARING SURFACE TYPE CHAMFERED
TEMP RATING NOT RATED
MANUFACTURERS CODE 64547
DESIGN CONTROL REFERENCE 20501-26

Restrictions/Controls & Freight Information | NSN 5310-00-637-0127

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 093460 BOLTS/NUTS NOI BBC/ZINC
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 713 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