PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12Z24PC201Bolt,machine

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5306-00-271-2294 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-271-2294 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-271-2294. Primary manufacturer part number: 12Z24PC201.
Features
  • Bolt,machine — FSC 5306
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Fastener Length: 0.500 INCHES NOMINAL IN
  • Width Between Flats: 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 20
  • Head Style: HEXAGON
  • Thread Class: 2A A
  • Features Provided: FINISHED HEAD
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-271-2294, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 16 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-271-2294
Primary Part Number12Z24PC201
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Nominal Thread Diameter0.250 INCHES IN
Fastener Length0.500 INCHES NOMINAL IN
Width Between Flats0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN
Thread Quantity Per Inch20
Head StyleHEXAGON
Thread Class2A A
Features ProvidedFINISHED HEAD
Thread Length0.500 INCHES MAXIMUM IN
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Surface TreatmentZINC OVERALL
Hardness Rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Nondefinitive Spec/std Data2 TYPE AND 5 GRADE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Head Height0.156 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
Bolt,square Neck
5306-00-226-4835MS90725-42 SUCCESSOR
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-226-4839AEB02C312C50WA6AA1 SUCCESSOR
Bolt,machine
The American Society of Mechanical Engineers
Bolt,machine
Bolt,machine
Bolt,machine
Bolt,machine
5306-00-404-1385MS35751-54 SUCCESSOR
Bolt,square Neck
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-550-5030MS35355-145 SUCCESSOR
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-721-588769470 SUCCESSOR
Bolt,machine
Cummins Inc.
Cross-Reference Index
Part NumberManufacturer
12Z24PC201 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
MILB857 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
484203 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
280450PC205 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
247230PC16 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5306-00-089-1425SUCCESSOR
BOLT,SQUARE NECK
5306-00-226-4835SUCCESSOR
BOLT,MACHINE
MS90725-42
5306-00-226-4839SUCCESSOR
BOLT,MACHINE
AEB02C312C50WA6AA1
5306-00-227-0610SUCCESSOR
BOLT,MACHINE
5306-00-299-2339SUCCESSOR
BOLT,MACHINE
5306-00-299-2380SUCCESSOR
BOLT,MACHINE
5306-00-379-4569SUCCESSOR
BOLT,MACHINE
5306-00-404-1385SUCCESSOR
BOLT,SQUARE NECK
MS35751-54
5306-00-550-5030SUCCESSOR
BOLT,MACHINE
MS35355-145
5306-00-721-5887SUCCESSOR
BOLT,MACHINE
69470
5306-00-068-0373SUCCESSOR
BOLT,MACHINE
5486612 ITEM 23
5306-00-174-9479SUCCESSOR
BOLT,MACHINE

Frequently Asked Questions

What is NSN 5306-00-271-2294?

NSN 5306-00-271-2294 is a Bolt,machine, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-271-2294?

NSN 5306-00-271-2294 has 5 cross-referenced part numbers: 12Z24PC201 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), MILB857 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 484203 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 280450PC205 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 247230PC16 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5306-00-271-2294?

There are 12 known substitutes for 5306-00-271-2294: 5306-00-089-1425, 5306-00-226-4835, 5306-00-226-4839 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12Z24PC201?

Key specifications for 12Z24PC201: Nominal Thread Diameter: 0.250 INCHES IN; Fastener Length: 0.500 INCHES NOMINAL IN; Width Between Flats: 0.425 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Thread Quantity Per Inch: 20. 16 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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