PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN9-17Bolt,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5306-00-151-3120 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-151-3120 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-151-3120. Primary manufacturer part number: AN9-17.
Features
  • Bolt,machine — FSC 5306
  • Fastener Length: 2.031 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Distance From Head Largest Bearing Surface to Shank Hole Center: 1.781 INCHES NOMINAL FIRST HOLE IN
  • Material Document and Classification: MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Head Height: 0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.562 INCHES IN
  • Thread Series Designator: UNF
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 5306-00-151-3120, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-151-3120
Primary Part NumberAN9-17
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
Fastener Length2.031 INCHES NOMINAL IN
Head StyleHEXAGON
Distance From Head Largest Bearing Surface to Shank Hole Center1.781 INCHES NOMINAL FIRST HOLE IN
Material Document and ClassificationMIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL
Head Height0.296 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
Nominal Thread Diameter0.562 INCHES IN
Thread Series DesignatorUNF
Thread Class3A A
Thread DirectionRIGHT-HAND
Features ProvidedFINISHED HEAD
Surface TreatmentCADMIUM AND CHROMATE 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
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Thread Length0.906 INCHES MINIMUM IN
Width Between Flats0.865 INCHES MINIMUM AND 0.877 INCHES MAXIMUM IN
Shank Unthreaded Hole Diameter0.141 INCHES NOMINAL FIRST HOLE IN
Surface Treatment Document and ClassificationQQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Grip Length1.125 INCHES NOMINAL IN
Thread Quantity Per Inch18
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5306-00-180-2782AN5CH4A SUCCESSOR
Bolt,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
AN9-17 Aeronautical Standards Group Dept of Navy and Air Force (USA)
AN9-17 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NASM3 THRU NASM20 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
Related Parts
5306-00-180-2782SUCCESSOR
BOLT,MACHINE
AN5CH4A

Frequently Asked Questions

What is NSN 5306-00-151-3120?

NSN 5306-00-151-3120 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 5306-00-151-3120?

NSN 5306-00-151-3120 has 3 cross-referenced part numbers: AN9-17 (Aeronautical Standards Group Dept of Navy and Air Force), AN9-17 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NASM3 THRU NASM20 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use).

What NSN replaces 5306-00-151-3120?

There is 1 known substitute for 5306-00-151-3120: 5306-00-180-2782. Verify interchangeability with system specifications before substitution.

What are the specifications of AN9-17?

Key specifications for AN9-17: Fastener Length: 2.031 INCHES NOMINAL IN; Head Style: HEXAGON; Distance From Head Largest Bearing Surface to Shank Hole Center: 1.781 INCHES NOMINAL FIRST HOLE IN; Material Document and Classification: MIL-B-6812 MIL SPEC ALL MATERIAL RESPONSES OVERALL. 20 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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