PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

451009Nut,self-Locking,hexagon

General Motors Corp · NSN 5310-00-045-1009 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-045-1009 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-045-1009. Primary manufacturer part number: 451009.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Thread Class: 2B
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Size: 0.375 INCHES IN
  • Thread Quantity Per Inch: 16
  • Width Across Flats: 0.562 INCHES NOMINAL IN
  • Nut Height: 0.328 INCHES NOMINAL IN
  • Material Document and Classification: QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-045-1009, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-045-1009
Primary Part Number451009
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Thread Class2B
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size0.375 INCHES IN
Thread Quantity Per Inch16
Width Across Flats0.562 INCHES NOMINAL IN
Nut Height0.328 INCHES NOMINAL IN
Material Document and ClassificationQQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nut StyleHEXAGON
Thread DirectionRIGHT-HAND
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OR ZINC OVERALL
Locking FeatureFREE-RUNNING ALL METAL DESIGN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5925-00-966-2693 INTERCHANGEABLE
Circuit Breaker
2825-01-171-1562400022 INTERCHANGEABLE
Lever,steam Turbine
Niantic Tool, Inc. Dba Niantic Tool Co
4320-01-203-5538126009 INTERCHANGEABLE
Rotor,pump
Eaton Aerospace, Llc Dba Jackson South
5340-01-218-500645100-9 INTERCHANGEABLE
Clamp,loop
Raytheon Company Dba Raytheon
5340-01-528-5722D-103 INTERCHANGEABLE
Plunger,cartridge System
Tah Industries Inc Dba Tah Industrries
5995-01-729-0635126009 INTERCHANGEABLE
Cable Assembly,power,electrical
Arcturus Uav, Inc Dba Arcturus Uav Llc
Cross-Reference Index
Part NumberManufacturer
451009 General Motors Corp (USA)
126009 General Motors Corp (USA)
126009 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
126009 General Motors Llc Dba General Motors Llc (USA)
451009 General Motors Llc Dba General Motors Llc (USA)
126009 Army Weapons Command Attn Amswe-Ree-S (USA)
Related Parts
5925-00-966-2693INTERCHANGEABLE
CIRCUIT BREAKER
2825-01-171-1562INTERCHANGEABLE
LEVER,STEAM TURBINE
400022
4320-01-203-5538INTERCHANGEABLE
ROTOR,PUMP
126009
5340-01-218-5006INTERCHANGEABLE
CLAMP,LOOP
45100-9
5340-01-528-5722INTERCHANGEABLE
PLUNGER,CARTRIDGE SYSTEM
D-103
5995-01-729-0635INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
126009

Frequently Asked Questions

What is NSN 5310-00-045-1009?

NSN 5310-00-045-1009 is a Nut,self-Locking,hexagon, manufactured by General Motors Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-045-1009?

NSN 5310-00-045-1009 has 6 cross-referenced part numbers: 451009 (General Motors Corp), 126009 (General Motors Corp), 126009 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 126009 (General Motors Llc Dba General Motors Llc), 451009 (General Motors Llc Dba General Motors Llc) and 1 more.

What NSN replaces 5310-00-045-1009?

There are 6 known substitutes for 5310-00-045-1009: 5925-00-966-2693, 2825-01-171-1562, 4320-01-203-5538 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 451009?

Key specifications for 451009: Thread Class: 2B; Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.375 INCHES IN; Thread Quantity Per Inch: 16. 12 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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