PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23307Bolt,machine

Hamilton Sundstrand Corporation · NSN 5306-00-151-1081 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-151-1081 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-151-1081. Primary manufacturer part number: 23307.
Features
  • Bolt,machine — FSC 5306
  • Hole Quantity: 6
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 28
  • Hole Diameter: 0.070 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Width Between Flats: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4130 or Steel Comp 8630 or Steel Comp 8735 or Steel Comp 8740 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-151-1081, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-151-1081
Primary Part Number23307
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation
StatusACTIVE
Hole Quantity6
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch28
Hole Diameter0.070 INCHES NOMINAL IN
Nominal Thread Diameter0.250 INCHES IN
Width Between Flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Hole Configuration StyleHEXAGON FLATS
Material Document and ClassificationMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
Thread Length0.501 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Head Height0.203 INCHES MINIMUM AND 0.234 INCHES MAXIMUM IN
Head StyleHEXAGON
Thread Series DesignatorUNF
MaterialSTEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL
Thread Class3A A
Fastener Length0.891 INCHES MINIMUM AND 0.937 INCHES MAXIMUM IN
Minimum Tensile Strength125000 POUNDS PER SQUARE INCH LBS
Hole TypeDRILLED
Grip Length0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
Features ProvidedFINISHED HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5306-00-156-2660 INTERCHANGEABLE
Bolt,machine
5910-00-883-5768 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
5330-00-938-5704133179 INTERCHANGEABLE
Gasket
Cummins Inc.
3810-01-057-394013-317-9 INTERCHANGEABLE
Pin,crane
Trackmobile Llc
5998-01-137-099723307 INTERCHANGEABLE
Circuit Card Assembly
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5305-01-588-106123307 INTERCHANGEABLE
Screw,cap,socket Head
Fastenal Company Dba Fastenal Co
5855-01-643-587123307 INTERCHANGEABLE
Telescope,non-Inverting Infrared
Contour Metrological & Manufacturing, Inc Div Cmm Optic
Cross-Reference Index
Part NumberManufacturer
23307 Hamilton Sundstrand Corporation (USA)
AN74-7 Aeronautical Standards Group Dept of Navy and Air Force (USA)
6026-4001-4 Raytheon Technical Services Company (USA)
133179 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
Related Parts
5306-00-156-2660INTERCHANGEABLE
BOLT,MACHINE
5910-00-883-5768INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
5330-00-938-5704INTERCHANGEABLE
GASKET
133179
3810-01-057-3940INTERCHANGEABLE
PIN,CRANE
13-317-9
5998-01-137-0997INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
23307
5305-01-588-1061INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
23307
5855-01-643-5871INTERCHANGEABLE
TELESCOPE,NON-INVERTING INFRARED
23307

Frequently Asked Questions

What is NSN 5306-00-151-1081?

NSN 5306-00-151-1081 is a Bolt,machine, manufactured by Hamilton Sundstrand Corporation, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-151-1081?

NSN 5306-00-151-1081 has 4 cross-referenced part numbers: 23307 (Hamilton Sundstrand Corporation), AN74-7 (Aeronautical Standards Group Dept of Navy and Air Force), 6026-4001-4 (Raytheon Technical Services Company), 133179 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)).

What NSN replaces 5306-00-151-1081?

There are 7 known substitutes for 5306-00-151-1081: 5306-00-156-2660, 5910-00-883-5768, 5330-00-938-5704 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23307?

Key specifications for 23307: Hole Quantity: 6; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 28; Hole Diameter: 0.070 INCHES NOMINAL IN. 21 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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