PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39304Bolt,machine

Fastenal Company Dba Fastenal Co · NSN 5306-01-556-4905 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-556-4905 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-556-4905. Primary manufacturer part number: 39304.
Features
  • Bolt,machine — FSC 5306
  • Surface Treatment: PHOSPHATE OVERALL
  • Thread Series Designator: M
  • Material: STEEL PROPERTY CLASS 10.9 OVERALL
  • Head Style: HEXAGON EXTENDED WASHER
  • Thread Pitch in Millimeters: 2.5
  • Nominal Thread Diameter: 18.0 MILLIMETERS MM
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Property Class 10.9 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-556-4905, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-01-556-4905
Primary Part Number39304
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusCANCELLED
Surface TreatmentPHOSPHATE OVERALL
Thread Series DesignatorM
MaterialSTEEL PROPERTY CLASS 10.9 OVERALL
Head StyleHEXAGON EXTENDED WASHER
Thread Pitch in Millimeters2.5
Nominal Thread Diameter18.0 MILLIMETERS MM
Thread DirectionRIGHT-HAND
Width Between Flats23.16 MILLIMETERS MINIMUM AND 24.00 MILLIMETERS MAXIMUM MM
Extended Washer Thickness2.4 MILLIMETERS MINIMUM MM
Thread Class6G G
Head Height11.7 MILLIMETERS NOMINAL MM
Extended Washer Diameter35.0 MILLIMETERS MAXIMUM MM
Thread Length42.0 MILLIMETERS MINIMUM MM
Fastener Length70.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
No Item Name Available
2810-00-119-057539304 INTERCHANGEABLE
Tube,stepped
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5330-00-691-066239304 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5998-01-101-311339304 INTERCHANGEABLE
Circuit Card Assembly
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5355-01-546-55043930-4 INTERCHANGEABLE
Knob
Star Dynamic Corporation Dba Star Dynamic Corp
Cross-Reference Index
Part NumberManufacturer
1817860C1 Nd Defense Llc (USA)
39304 PRIMARY Fastenal Company Dba Fastenal Co (USA)
12759-00493 Fastenal Company Dba Fastenal Co (USA)
1817860C1 Navistar Intl Corp Truck Br Ohio Plant (USA)
Related Parts
5306-01-535-7912SUCCESSOR
NO ITEM NAME AVAILABLE
2810-00-119-0575INTERCHANGEABLE
TUBE,STEPPED
39304
5330-00-691-0662INTERCHANGEABLE
GASKET
39304
5998-01-101-3113INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
39304
5355-01-546-5504INTERCHANGEABLE
KNOB
3930-4

Frequently Asked Questions

What is NSN 5306-01-556-4905?

NSN 5306-01-556-4905 is a Bolt,machine, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-01-556-4905?

NSN 5306-01-556-4905 has 4 cross-referenced part numbers: 1817860C1 (Nd Defense Llc), 39304 (Fastenal Company Dba Fastenal Co), 12759-00493 (Fastenal Company Dba Fastenal Co), 1817860C1 (Navistar Intl Corp Truck Br Ohio Plant).

What NSN replaces 5306-01-556-4905?

There are 5 known substitutes for 5306-01-556-4905: 5306-01-535-7912, 2810-00-119-0575, 5330-00-691-0662 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 39304?

Key specifications for 39304: Surface Treatment: PHOSPHATE OVERALL; Thread Series Designator: M; Material: STEEL PROPERTY CLASS 10.9 OVERALL; Head Style: HEXAGON EXTENDED WASHER. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-01-556-4905 still in active supply?

NSN 5306-01-556-4905 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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