PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NASM35751Bolt,square Neck

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 5306-00-702-4484 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-702-4484 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-702-4484. Primary manufacturer part number: NASM35751.
Features
  • Bolt,square Neck — FSC 5306
  • Thread Quantity Per Inch: 16
  • Hardness Rating: 95.0 ROCKWELL B MAXIMUM OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material: STEEL OVERALL
  • Head Diameter: 0.782 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
  • Head Style: ROUND
  • Surface Treatment: ZINC OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,square Neck, cataloged under National Stock Number 5306-00-702-4484, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-702-4484
Primary Part NumberNASM35751
Item NameBolt,square Neck
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Thread Quantity Per Inch16
Hardness Rating95.0 ROCKWELL B MAXIMUM OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Head Diameter0.782 INCHES MINIMUM AND 0.844 INCHES MAXIMUM IN
Head StyleROUND
Surface TreatmentZINC OVERALL
Material Document and ClassificationSAE GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Neck Width0.368 INCHES MINIMUM AND 0.388 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationASTM B633 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Head Height0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM IN
Nominal Thread Diameter0.375 INCHES IN
Fastener Length2.469 INCHES MINIMUM AND 2.531 INCHES MAXIMUM IN
Minimum Tensile Strength55000 POUNDS PER SQUARE INCH LBS
Thread Length1.000 INCHES MINIMUM IN
Thread Class2A A
Neck Length0.188 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
No Item Name Available
5306-00-010-9115MS35751-72 SUCCESSOR
Bolt,square Neck
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Bolt,square Neck
Bolt,square Neck
5306-00-027-0722MS35751-19 SUCCESSOR
Bolt,square Neck
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-053-8381MS35751-40 SUCCESSOR
Bolt,square Neck
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-054-8004548004 SUCCESSOR
Bolt,square Neck
U S Army Tank Automotive Command Amsta-Im-Mm
Bolt,square Neck
5306-00-067-8511MS35751-83 SUCCESSOR
Bolt,square Neck
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-089-1424MS35751-136 SUCCESSOR
Bolt,square Neck
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
NASM35751 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS35751-75 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FF-B-584 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MS35751-74 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FF-B-584 TY1CL1STAGR1 General Services Administration Federal Supply Service (USA)
B18.5 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
ASME-B18.5 The American Society of Mechanical Engineers (USA)
Related Parts
5306-00-010-9117SUCCESSOR
NO ITEM NAME AVAILABLE
5306-00-010-9115SUCCESSOR
BOLT,SQUARE NECK
MS35751-72
5306-00-012-0955SUCCESSOR
BOLT,SQUARE NECK
5306-00-012-6227SUCCESSOR
BOLT,SQUARE NECK
5306-00-027-0722SUCCESSOR
BOLT,SQUARE NECK
MS35751-19
5306-00-053-8381SUCCESSOR
BOLT,SQUARE NECK
MS35751-40
5306-00-054-8004SUCCESSOR
BOLT,SQUARE NECK
548004
5306-00-054-8052SUCCESSOR
BOLT,SQUARE NECK
5306-00-067-8511SUCCESSOR
BOLT,SQUARE NECK
MS35751-83
5306-00-089-1424SUCCESSOR
BOLT,SQUARE NECK
MS35751-136
5306-00-089-1427SUCCESSOR
BOLT,SQUARE NECK
MS35751-145
5306-00-089-1531SUCCESSOR
BOLT,SQUARE NECK
MS35751-140

Frequently Asked Questions

What is NSN 5306-00-702-4484?

NSN 5306-00-702-4484 is a Bolt,square Neck, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-702-4484?

NSN 5306-00-702-4484 has 7 cross-referenced part numbers: NASM35751 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS35751-75 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FF-B-584 (Federal Specifications Promulgated by General Services Administration Washington DC), MS35751-74 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FF-B-584 TY1CL1STAGR1 (General Services Administration Federal Supply Service) and 2 more.

What NSN replaces 5306-00-702-4484?

There are 12 known substitutes for 5306-00-702-4484: 5306-00-010-9117, 5306-00-010-9115, 5306-00-012-0955 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NASM35751?

Key specifications for NASM35751: Thread Quantity Per Inch: 16; Hardness Rating: 95.0 ROCKWELL B MAXIMUM OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material: STEEL OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-702-4484 still in active supply?

NSN 5306-00-702-4484 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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