Product Details | RIBBED SHOULDER BOLT

5306-00-174-1939 An externally threaded fastener whose threaded portion is of one nominal diameter. It has a series of longitudinal ribs, splines or serrations on all or a part of the shoulder. The minor diameter of the ribs must be greater than the major diameter of the threads. See also BOLT, RIBBED NECK.

Part Alternates: C4255, 5296776, 5306-00-174-1939, 00-174-1939, 5306001741939, 001741939

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1960 00-174-1939

Drawings & Photos | NSN 5306-00-174-1939


Cross Reference | NSN 5306-00-174-1939

Part Number Cage Code Manufacturer
5296776 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
C4255 08018 BORG-WARNER CORP
C4255 71000 SACHS-BOGE OF AMERICA

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Technical Data | NSN 5306-00-174-1939

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.312 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.437 INCHES MINIMUM
FASTENER LENGTH 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM
MATERIAL STEEL COMP 1035 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OVERALL
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.234 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.500 INCHES NOMINAL
SHOULDER SHAPE RIBBED FIRST SHOULDER
SHOULDER DIAMETER 0.3120 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH 0.301 INCHES MINIMUM AND 0.321 INCHES MAXIMUM FIRST SHOULDER
RIB QUANTITY 20
RIB MAJOR DIAMETER 0.320 INCHES MINIMUM AND 0.326 INCHES MAXIMUM
RIB LENGTH 0.187 INCHES NOMINAL
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS 0.062 INCHES NOMINAL
RIB INCLUDED ANGLE 120.0 DEGREES NOMINAL

Restrictions/Controls & Freight Information | NSN 5306-00-174-1939

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