PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145003Nut,self-Locking,slotted,hexagon

General Motors Llc Dba General Motors Llc · NSN 5310-00-181-6153 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-181-6153 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-181-6153. Primary manufacturer part number: 145003.
Features
  • Nut,self-Locking,slotted,hexagon — FSC 5310
  • Nut Counterbore Depth: 0.004 INCHES MINIMUM AND 0.014 INCHES MAXIMUM NUT IN
  • Nominal Thread Size: 0.312 INCHES IN
  • Material Document and Classification: G-286M,GENERAL MOTORS CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Nut Style: SLOTTED, HEXAGON
  • Width Across Flats: 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Nut Height: 0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,slotted,hexagon, cataloged under National Stock Number 5310-00-181-6153, 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 Llc Dba General Motors Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5310-00-181-6153
Primary Part Number145003
Item NameNut,self-Locking,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Nut Counterbore Depth0.004 INCHES MINIMUM AND 0.014 INCHES MAXIMUM NUT IN
Nominal Thread Size0.312 INCHES IN
Material Document and ClassificationG-286M,GENERAL MOTORS CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL
Nut StyleSLOTTED, HEXAGON
Width Across Flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Nut Height0.180 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Thread SeriesUNF
MaterialSTEEL OVERALL
Counterbore Diameter0.406 INCHES NOMINAL NUT IN
Thread Quantity Per Inch24
Bearing Surface TypeWASHER FACED
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3030-00-264-3059145003 INTERCHANGEABLE
Belt,v
Dresser, Llc
5945-00-983-3958145003 INTERCHANGEABLE
Relay,electromagnetic
Telemechanics Inc
Cross-Reference Index
Part NumberManufacturer
145003 General Motors Corp (USA)
145003 PRIMARY General Motors Llc Dba General Motors Llc (USA)
Related Parts
3030-00-264-3059INTERCHANGEABLE
BELT,V
145003
5945-00-983-3958INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
145003

Frequently Asked Questions

What is NSN 5310-00-181-6153?

NSN 5310-00-181-6153 is a Nut,self-Locking,slotted,hexagon, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-181-6153?

NSN 5310-00-181-6153 has 2 cross-referenced part numbers: 145003 (General Motors Corp), 145003 (General Motors Llc Dba General Motors Llc).

What NSN replaces 5310-00-181-6153?

There are 2 known substitutes for 5310-00-181-6153: 3030-00-264-3059, 5945-00-983-3958. Verify interchangeability with system specifications before substitution.

What are the specifications of 145003?

Key specifications for 145003: Nut Counterbore Depth: 0.004 INCHES MINIMUM AND 0.014 INCHES MAXIMUM NUT IN; Nominal Thread Size: 0.312 INCHES IN; Material Document and Classification: G-286M,GENERAL MOTORS CORP MFR REF SINGLE MATERIAL RESPONSE OVERALL; Nut Style: SLOTTED, HEXAGON. 14 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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