Product Details | SQUARE NECK BOLT

5306-00-260-7498 A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part Alternates: 5306-00-260-7498, 00-260-7498, 5306002607498, 002607498

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-260-7498

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Technical Data | NSN 5306-00-260-7498

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.750 INCHES MINIMUM
FASTENER LENGTH 6.000 INCHES NOMINAL
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION FF-B-584 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-Z-325,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING 95.0 ROCKWELL B MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 55000 POUNDS PER SQUARE INCH
HEAD STYLE B30 BUTTON
HEAD DIAMETER 0.563 INCHES MINIMUM AND 0.594 INCHES MAXIMUM
HEAD HEIGHT 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
NECK LENGTH 0.125 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
NECK WIDTH 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND 1 CLASS AND A STYLE

Restrictions/Controls & Freight Information | NSN 5306-00-260-7498

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