PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70-5-24Bolt,square Neck

Department of the Air Force · NSN 5306-00-282-0109 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-282-0109 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-282-0109. Primary manufacturer part number: 70-5-24.
Features
  • Bolt,square Neck — FSC 5306
  • Head Style: BUTTON
  • Nondefinitive Spec/std Data: C2 TYPE
  • Material Document and Classification: FF-B-571 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Fastener Length: 2.500 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 18
  • Nominal Thread Diameter: 0.312 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,square Neck, cataloged under National Stock Number 5306-00-282-0109, 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 2 commercial cross-references from 2 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
NSN5306-00-282-0109
Primary Part Number70-5-24
Item NameBolt,square Neck
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerDepartment of the Air Force
StatusACTIVE
Head StyleBUTTON
Nondefinitive Spec/std DataC2 TYPE
Material Document and ClassificationFF-B-571 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Fastener Length2.500 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch18
Nominal Thread Diameter0.312 INCHES IN
Features ProvidedSQUARE NUT
Thread Length0.750 INCHES MINIMUM IN
Neck Length0.250 INCHES NOMINAL IN
Thread Class2A A
Neck Width0.313 INCHES NOMINAL IN
Minimum Tensile Strength48000 POUNDS PER SQUARE INCH LBS
Head Height0.156 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Head Diameter0.688 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-028-41187-0524 INTERCHANGEABLE
Transformer,audio Frequency
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
3030-00-084-1439135750 INTERCHANGEABLE
Belts,v,matched Set
Cummins Inc.
5930-01-375-221370524 INTERCHANGEABLE
Switch,sensitive
Ingersoll-Rand Co Material Handling Div
Cross-Reference Index
Part NumberManufacturer
70-5-24 Department of the Air Force (USA)
70-5-24 Air Force Standard
Related Parts
5950-00-028-4118INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
7-0524
3030-00-084-1439INTERCHANGEABLE
BELTS,V,MATCHED SET
135750
5930-01-375-2213INTERCHANGEABLE
SWITCH,SENSITIVE
70524

Frequently Asked Questions

What is NSN 5306-00-282-0109?

NSN 5306-00-282-0109 is a Bolt,square Neck, manufactured by Department of the Air Force, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-282-0109?

NSN 5306-00-282-0109 has 2 cross-referenced part numbers: 70-5-24 (Department of the Air Force), 70-5-24 (Air Force Standard).

What NSN replaces 5306-00-282-0109?

There are 3 known substitutes for 5306-00-282-0109: 5950-00-028-4118, 3030-00-084-1439, 5930-01-375-2213. Verify interchangeability with system specifications before substitution.

What are the specifications of 70-5-24?

Key specifications for 70-5-24: Head Style: BUTTON; Nondefinitive Spec/std Data: C2 TYPE; Material Document and Classification: FF-B-571 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Fastener Length: 2.500 INCHES NOMINAL 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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