PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

65-5-6Bolt,machine

Department of the Air Force · NSN 5306-00-489-4370 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-489-4370 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-489-4370. Primary manufacturer part number: 65-5-6.
Features
  • Bolt,machine — FSC 5306
  • Minimum Tensile Strength: 55000 POUNDS PER SQUARE INCH LBS
  • Width Between Flats: 0.500 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Nominal Thread Diameter: 0.312 INCHES IN
  • Head Height: 0.205 INCHES NOMINAL IN
  • Features Provided: FINISHED HEAD
  • Hardness Rating: 95.5 ROCKWELL B NOMINAL OVERALL
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 5306-00-489-4370, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-489-4370
Primary Part Number65-5-6
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerDepartment of the Air Force
StatusACTIVE
Minimum Tensile Strength55000 POUNDS PER SQUARE INCH LBS
Width Between Flats0.500 INCHES NOMINAL IN
Head StyleHEXAGON
Nominal Thread Diameter0.312 INCHES IN
Head Height0.205 INCHES NOMINAL IN
Features ProvidedFINISHED HEAD
Hardness Rating95.5 ROCKWELL B NOMINAL OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nondefinitive Spec/std Data1 GRADE
Thread Quantity Per Inch18
Surface TreatmentCADMIUM OR ZINC OVERALL
MaterialSTEEL OVERALL
Thread Length0.500 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Thread Class2A A
Grip Length0.250 INCHES NOMINAL IN
Fastener Length0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-01-497-8743 (135344-1)
HAZMATNo
Verified Substitutes 11
5340-01-497-8743135344-1 SUCCESSOR
Clip,spring Tension
Cadillac Gage Textron Inc.
4930-00-223-3387 INTERCHANGEABLE
Lubricating Gun,handheld
5905-00-270-1186104540-1 INTERCHANGEABLE
Resistance Element
Marathonnorco Aerospace, Inc. Dba Christie Electric
5950-00-583-090810-20076-7 INTERCHANGEABLE
Transformer,power Autotransforme
The Boeing Company Div Legacy Wichita
3120-00-765-66866556 INTERCHANGEABLE
Bearing,washer,thrust
Sachs-Boge of America
1450-00-797-5410FDC3270-3 INTERCHANGEABLE
Tie Down,guided Mis
Davis Aircraft Products Co., Inc.
5305-00-850-70366556 INTERCHANGEABLE
Thumbscrew
Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier
5330-01-034-72686556 INTERCHANGEABLE
Seal,plain
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
1005-01-251-9180 INTERCHANGEABLE
Pin,trigger Housing
2940-01-425-95711117576 INTERCHANGEABLE
Filter Element,intake Air Cleane
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
Cross-Reference Index
Part NumberManufacturer
65-5-6 Department of the Air Force (USA)
Related Parts
SUCCESSOR 5340-01-497-8743 Clip,spring Tension · 135344-1
4930-00-223-3387INTERCHANGEABLE
LUBRICATING GUN,HANDHELD
5905-00-270-1186INTERCHANGEABLE
RESISTANCE ELEMENT
104540-1
5950-00-583-0908INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
10-20076-7
3120-00-765-6686INTERCHANGEABLE
BEARING,WASHER,THRUST
6556
1450-00-797-5410INTERCHANGEABLE
TIE DOWN,GUIDED MIS
FDC3270-3
5305-00-850-7036INTERCHANGEABLE
THUMBSCREW
6556
5330-01-034-7268INTERCHANGEABLE
SEAL,PLAIN
6556
1005-01-251-9180INTERCHANGEABLE
PIN,TRIGGER HOUSING
2940-01-425-9571INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
1117576
5920-01-465-4611INTERCHANGEABLE
FUSE,CARTRIDGE
655-6

Frequently Asked Questions

What is NSN 5306-00-489-4370?

NSN 5306-00-489-4370 is a Bolt,machine, manufactured by Department of the Air Force, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-489-4370?

NSN 5306-00-489-4370 has 1 cross-referenced part number: 65-5-6 (Department of the Air Force).

What NSN replaces 5306-00-489-4370?

There are 11 known substitutes for 5306-00-489-4370: 5340-01-497-8743, 4930-00-223-3387, 5905-00-270-1186 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 65-5-6?

Key specifications for 65-5-6: Minimum Tensile Strength: 55000 POUNDS PER SQUARE INCH LBS; Width Between Flats: 0.500 INCHES NOMINAL IN; Head Style: HEXAGON; Nominal Thread Diameter: 0.312 INCHES IN. 17 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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