PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14032814Bolt,square Neck

General Motors Llc Dba General Motors Llc · NSN 5306-01-159-6574 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-159-6574 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-159-6574. Primary manufacturer part number: 14032814.
Features
  • Bolt,square Neck — FSC 5306
  • Thread Quantity Per Inch: 18
  • Head Style: OVAL
  • Surface Treatment: PASSIVATE OVERALL
  • Minimum Yield Strength: 36000 POUNDS PER SQUARE INCH LBS
  • Neck Width: 0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Material: STEEL 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 5306-01-159-6574, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-159-6574
Primary Part Number14032814
Item NameBolt,square Neck
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Thread Quantity Per Inch18
Head StyleOVAL
Surface TreatmentPASSIVATE OVERALL
Minimum Yield Strength36000 POUNDS PER SQUARE INCH LBS
Neck Width0.307 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN
Nominal Thread Diameter0.312 INCHES IN
MaterialSTEEL OVERALL
Thread Series DesignatorUNRC
Minimum Tensile Strength60000 POUNDS PER SQUARE INCH LBS
Material Document and ClassificationSAE GRADE 1 ASSN STD ALL MATERIAL RESPONSES OVERALL
Head Diameter1.000 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN
Thread Class2A A
Thread DirectionRIGHT-HAND
Hardness Rating70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
Neck Length0.156 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
Fastener Length3.190 INCHES MINIMUM AND 3.290 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationGM 6174-M FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Thread Length2.952 INCHES MAXIMUM IN
Head Height0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5962-01-168-584547040-1 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
6750-01-415-7695470-401 INTERCHANGEABLE
Wetting Agent
Molecular Gps Enterprises Dba Clayton Chemical
Cross-Reference Index
Part NumberManufacturer
470401 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
14032820 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
14032814 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
14032814 PRIMARY General Motors Llc Dba General Motors Llc (USA)
470401 General Motors Llc Dba General Motors Llc (USA)
Related Parts
5962-01-168-5845INTERCHANGEABLE
MICROCIRCUIT,MEMORY
47040-1
6750-01-415-7695INTERCHANGEABLE
WETTING AGENT
470-401

Frequently Asked Questions

What is NSN 5306-01-159-6574?

NSN 5306-01-159-6574 is a Bolt,square Neck, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-159-6574?

NSN 5306-01-159-6574 has 5 cross-referenced part numbers: 470401 (General Motors Corp Chevrolet Motor Div Special Products Dept), 14032820 (General Motors Corp Chevrolet Motor Div Special Products Dept), 14032814 (General Motors Corp Chevrolet Motor Div Special Products Dept), 14032814 (General Motors Llc Dba General Motors Llc), 470401 (General Motors Llc Dba General Motors Llc).

What NSN replaces 5306-01-159-6574?

There are 2 known substitutes for 5306-01-159-6574: 5962-01-168-5845, 6750-01-415-7695. Verify interchangeability with system specifications before substitution.

What are the specifications of 14032814?

Key specifications for 14032814: Thread Quantity Per Inch: 18; Head Style: OVAL; Surface Treatment: PASSIVATE OVERALL; Minimum Yield Strength: 36000 POUNDS PER SQUARE INCH LBS. 20 total characteristics are documented in the Federal Logistics Information System.

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