Product Details | SQUARE NECK BOLT

5306-00-632-7661 A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part Alternates: 6327661, 5306-00-632-7661, 00-632-7661, 5306006327661, 006327661

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-632-7661

Cross Reference | NSN 5306-00-632-7661

Part Number Cage Code Manufacturer
6327661 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 5306-00-632-7661

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 2.250 INCHES MINIMUM
FASTENER LENGTH 5.500 INCHES NOMINAL
MATERIAL STEEL COMP 1010 OR STEEL COMP 1020 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION 57-107 MIL SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENT CADMIUM OR ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION 57-0-2 TYPE 1 CLASS TS OR RS MIL SPEC ALL TREATMENT RESPONSES OVERALL
HEAD STYLE B30 BUTTON
HEAD DIAMETER 0.844 INCHES NOMINAL
HEAD HEIGHT 0.208 INCHES NOMINAL
NECK LENGTH 0.312 INCHES NOMINAL
NECK WIDTH 0.388 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5306-00-632-7661

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