Product Details | SQUARE NECK BOLT

5306-00-889-2943 A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.

Part Alternates: MS3575116, MS35751-16, MS3575117, MS35751-17, NASM35751, ASME B18.5, ASMEB185, FFB584, FF-B-584, FF-B-584 TY1CL1STAGR1, FFB584TY1CL1STAGR1, 5306-00-889-2943, 00-889-2943, 5306008892943, 008892943

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01 JAN 1963 00-889-2943

Demand History | NSN 5306-00-889-2943

Part Number Request Date QTY Origin
MS3575116 2024-11-320 72 US
MS3575116 2024-10-281 72 US
MS3575116 2018-11-309 4400 US
MS3575116 2018-09-255 100 United States
MS3575116 2018-09-255 1000 United States
MS3575116 2018-09-255 2000 United States
MS3575116 2017-03-87 10 Canada
FFB584 2012-12-341 1600 United States
5306-00-889-2943 2012-04-93 3 US
FFB584 2011-11-327 1600 United States
MS3575116 2010-11-322 800 us
5306-00-889-2943 2008-11-319 159 US
MS3575117 2007-08-227 159 US

Cross Reference | NSN 5306-00-889-2943

Part Number Cage Code Manufacturer
ASME B18.5 05047 AMERICAN SOCIETY OF MECHANICAL ENGINEERS
FF-B-584 81348 FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES
FF-B-584 TY1CL1STAGR1 80244 GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE
MS35751-16 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS35751-17 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
NASM35751 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 5306-00-889-2943

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 1.219 INCHES MINIMUM AND 1.281 INCHES MAXIMUM
MATERIAL STEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION SAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT CADMIUM OR ZINC OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND 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
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS35751-17
MANUFACTURERS CODE 96906
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE NASM35751

Restrictions/Controls & Freight Information | NSN 5306-00-889-2943

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
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