PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN12-43ABolt,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5306-00-590-2700 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-590-2700 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-590-2700. Primary manufacturer part number: AN12-43A.
Features
  • Bolt,machine — FSC 5306
  • Thread Length: 1.093 INCHES MINIMUM IN
  • Grip Length: 3.438 INCHES NOMINAL IN
  • Head Height: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 16
  • Nominal Thread Diameter: 0.750 INCHES IN
  • Head Style: HEXAGON
  • Width Between Flats: 1.053 INCHES MINIMUM AND 1.066 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4037 or Steel Comp 4130 or Steel Comp 8630 or Steel Comp 8735 or Steel Comp 8740 or Steel Comp 4140 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-590-2700, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-590-2700
Primary Part NumberAN12-43A
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Thread Length1.093 INCHES MINIMUM IN
Grip Length3.438 INCHES NOMINAL IN
Head Height0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
Thread Quantity Per Inch16
Nominal Thread Diameter0.750 INCHES IN
Head StyleHEXAGON
Width Between Flats1.053 INCHES MINIMUM AND 1.066 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY2,CL3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Features ProvidedFINISHED HEAD
Thread DirectionRIGHT-HAND
Material Document and ClassificationMIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL
Thread Class3A A
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Fastener Length4.531 INCHES NOMINAL IN
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Thread Series DesignatorUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5306-00-584-7897AN7CH12A INTERCHANGEABLE
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-00-638-8397AN8-20A INTERCHANGEABLE
Bolt,machine
Mac Fasteners, Inc. Dba Mac Fasteners Inc
5306-01-241-1510 INTERCHANGEABLE
Bolt,machine
Cross-Reference Index
Part NumberManufacturer
AN12-43A Aeronautical Standards Group Dept of Navy and Air Force (USA)
NASM3THRU20 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
5306005902700 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
AN12-43A PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5306-00-584-7897INTERCHANGEABLE
BOLT,MACHINE
AN7CH12A
5306-00-638-8397INTERCHANGEABLE
BOLT,MACHINE
AN8-20A
5306-01-241-1510INTERCHANGEABLE
BOLT,MACHINE

Frequently Asked Questions

What is NSN 5306-00-590-2700?

NSN 5306-00-590-2700 is a Bolt,machine, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-590-2700?

NSN 5306-00-590-2700 has 4 cross-referenced part numbers: AN12-43A (Aeronautical Standards Group Dept of Navy and Air Force), NASM3THRU20 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 5306005902700 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), AN12-43A (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5306-00-590-2700?

There are 3 known substitutes for 5306-00-590-2700: 5306-00-584-7897, 5306-00-638-8397, 5306-01-241-1510. Verify interchangeability with system specifications before substitution.

What are the specifications of AN12-43A?

Key specifications for AN12-43A: Thread Length: 1.093 INCHES MINIMUM IN; Grip Length: 3.438 INCHES NOMINAL IN; Head Height: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN; Thread Quantity Per Inch: 16. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com