Product Details | SQUARE PLAIN NUT

5310-00-012-0374 A nut, flat on top and bottom, having 4 flat sides. 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: BBNX1C1, FFB571TYPEB1CLASSC, SN38, 54424, 120374, 5310-00-012-0374, 00-012-0374, 5310000120374, 000120374

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-012-0374

Drawings & Photos | NSN 5310-00-012-0374


Cross Reference | NSN 5310-00-012-0374

Part Number Cage Code Manufacturer
120374 12204 DAIMLER CHRYSLER
120374 24617 GENERAL MOTORS CORP
120374 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
54424 34623 AM GENERAL, LLC
BBNX1C1 00000 ORDNANCE CORPS
FFB571TYPEB1CLASSC 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
SN38 70350 AMERICAN TRAILERS INC
SN38 80328 DORSEY TRAILERS INC
SN38 80571 FRUEHAUF CORP FRUEHAUF DIV

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Technical Data | NSN 5310-00-012-0374

Characteristic Specifications
THREAD SERIES UNC
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 16
THREAD CLASS 2B
THREAD DIRECTION RIGHT-HAND
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM OR ZINC OVERALL
HARDNESS RATING NOT RATED
NUT STYLE A15 SQUARE
NUT HEIGHT 0.310 INCHES MINIMUM AND 0.346 INCHES MAXIMUM
WIDTH ACROSS FLATS 0.606 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM
BEARING SURFACE TYPE WASHER FACED
TEMP RATING NOT RATED
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFB571TYPEB1CLASSC

Restrictions/Controls & Freight Information | NSN 5310-00-012-0374

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