PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

86-12ABolt,machine

Department of the Air Force · NSN 5306-00-144-4004 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-144-4004 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-144-4004. Primary manufacturer part number: 86-12A.
Features
  • Bolt,machine — FSC 5306
  • Thread Direction: RIGHT-HAND
  • Minimum Tensile Strength: 125000 POUNDS PER SQUARE INCH LBS
  • Features Provided: FINISHED HEAD
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Fastener Length: 1.328 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.375 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4140 or Steel Comp 8740 or Steel Comp 8630 or Steel Comp 8735 or Steel Comp 4130 or Steel Comp 4037 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-144-4004, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Department of the Air Force. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-144-4004
Primary Part Number86-12A
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerDepartment of the Air Force
StatusCANCELLED
Thread DirectionRIGHT-HAND
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Features ProvidedFINISHED HEAD
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Fastener Length1.328 INCHES NOMINAL IN
Nominal Thread Diameter0.375 INCHES IN
Thread Quantity Per Inch24
Head Height0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND CHROMATE OVERALL
MaterialSTEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 4130 OR STEEL COMP 4037 OVERALL
Thread Series DesignatorUNF
Grip Length0.688 INCHES NOMINAL IN
Head StyleHEXAGON
Thread Class3A A
Material Document and ClassificationMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE OR MIL-S-8695 MIL SPEC 6TH MATERIAL RESPONSE OVERALL
Width Between Flats0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM IN
Thread Length0.640 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
No Item Name Available
5306-00-722-8768 INTERCHANGEABLE
Bolt,machine
4930-01-166-83038612-A INTERCHANGEABLE
Nozzle,eductor
The Gorman-Rupp Company Div Gorman-Rupp
Cross-Reference Index
Part NumberManufacturer
86-12A Department of the Air Force (USA)
AN6-12A Leonardo Spa Helicopters Division - Production Site (ITA)
8812906 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
AN6-12A Aeronautical Standards Group Dept of Navy and Air Force (USA)
802214 CAGE 00000
802214 Us Army Aviation and Missile Command (USA)
AN6-12A Air Force-Navy Aeronautical Specifications Promulgated by Aeronautical Standards Group
5306001444004 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
AN6-12A Dialogic Corp Dba Dialogic Fasteners (USA)
Related Parts
5306-00-208-1324SUCCESSOR
NO ITEM NAME AVAILABLE
5306-00-722-8768INTERCHANGEABLE
BOLT,MACHINE
4930-01-166-8303INTERCHANGEABLE
NOZZLE,EDUCTOR
8612-A

Frequently Asked Questions

What is NSN 5306-00-144-4004?

NSN 5306-00-144-4004 is a Bolt,machine, manufactured by Department of the Air Force, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-144-4004?

NSN 5306-00-144-4004 has 9 cross-referenced part numbers: 86-12A (Department of the Air Force), AN6-12A (Leonardo Spa Helicopters Division - Production Site), 8812906 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament), AN6-12A (Aeronautical Standards Group Dept of Navy and Air Force), 802214 and 4 more.

What NSN replaces 5306-00-144-4004?

There are 3 known substitutes for 5306-00-144-4004: 5306-00-208-1324, 5306-00-722-8768, 4930-01-166-8303. Verify interchangeability with system specifications before substitution.

What are the specifications of 86-12A?

Key specifications for 86-12A: Thread Direction: RIGHT-HAND; Minimum Tensile Strength: 125000 POUNDS PER SQUARE INCH LBS; Features Provided: FINISHED HEAD; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-144-4004 still in active supply?

NSN 5306-00-144-4004 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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