PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

458300Bolt,machine

General Motors Llc Dba General Motors Llc · NSN 5306-01-323-5544 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-323-5544 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-323-5544. Primary manufacturer part number: 458300.
Features
  • Bolt,machine — FSC 5306
  • Width Between Flats: 0.367 INCHES NOMINAL IN
  • Material Document and Classification: SAE J429 GR8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
  • Thread Series Designator: UNRF
  • Surface Treatment: PHOSPHATE FASTENER
  • Thread Class: 2A A
  • Head Style: HEXAGON EXTENDED WASHER
  • Thread Quantity Per Inch: 24
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Locking Feature construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-323-5544, 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 18 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-323-5544
Primary Part Number458300
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Width Between Flats0.367 INCHES NOMINAL IN
Material Document and ClassificationSAE J429 GR8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
Thread Series DesignatorUNRF
Surface TreatmentPHOSPHATE FASTENER
Thread Class2A A
Head StyleHEXAGON EXTENDED WASHER
Thread Quantity Per Inch24
MaterialPLASTIC POLYAMIDE NYLON LOCKING FEATURE
Extended Washer Thickness0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Extended Washer Diameter0.449 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
Nominal Thread Diameter0.312 INCHES IN
MaterialSTEEL FASTENER
Fastener Length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Thread Length0.653 INCHES MINIMUM AND 0.663 INCHES MAXIMUM IN
Head Height0.265 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN
Locking FeatureSTRIP THREADS
Surface Treatment Document and ClassificationGM-4435-M CAGEC 11862 NATIONAL SPEC SINGLE TREATMENT RESPONSE FASTENER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6660-00-553-46418240 INTERCHANGEABLE
Balloon,meteorological
Scientific Sales Inc
6660-00-663-7934 INTERCHANGEABLE
Balloon,meteorological
6660-00-914-2545 INTERCHANGEABLE
Balloon,meteorological
3020-01-112-9016458300 INTERCHANGEABLE
Chain
Eastman Kodak Co
Cross-Reference Index
Part NumberManufacturer
458300 PRIMARY General Motors Llc Dba General Motors Llc (USA)
458300 General Motors Corp Chevrolet Motor Div Special Products Dept (USA)
Related Parts
6660-00-553-4641INTERCHANGEABLE
BALLOON,METEOROLOGICAL
8240
6660-00-663-7934INTERCHANGEABLE
BALLOON,METEOROLOGICAL
6660-00-914-2545INTERCHANGEABLE
BALLOON,METEOROLOGICAL
3020-01-112-9016INTERCHANGEABLE
CHAIN
458300

Frequently Asked Questions

What is NSN 5306-01-323-5544?

NSN 5306-01-323-5544 is a Bolt,machine, 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 5306-01-323-5544?

NSN 5306-01-323-5544 has 2 cross-referenced part numbers: 458300 (General Motors Llc Dba General Motors Llc), 458300 (General Motors Corp Chevrolet Motor Div Special Products Dept).

What NSN replaces 5306-01-323-5544?

There are 4 known substitutes for 5306-01-323-5544: 6660-00-553-4641, 6660-00-663-7934, 6660-00-914-2545 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 458300?

Key specifications for 458300: Width Between Flats: 0.367 INCHES NOMINAL IN; Material Document and Classification: SAE J429 GR8 ASSN STD SINGLE MATERIAL RESPONSE FASTENER; Thread Series Designator: UNRF; Surface Treatment: PHOSPHATE FASTENER. 18 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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