PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

26346Bolt,shoulder

Fastenal Co · NSN 5306-01-612-7109 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-612-7109 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-612-7109. Primary manufacturer part number: 26346.
Features
  • Bolt,shoulder — FSC 5306
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 16
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Thread Class: 3A A
  • Nonstandard Thread Pitch Diameter: -0.291 TO 0.304 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Head Style: HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,shoulder, cataloged under National Stock Number 5306-01-612-7109, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Co. Government technical data includes 12 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-612-7109
Primary Part Number26346
Item NameBolt,shoulder
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerFastenal Co
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch16
Nominal Thread Diameter0.375 INCHES IN
Thread Class3A A
Nonstandard Thread Pitch Diameter-0.291 TO 0.304 INCHES IN
Thread DirectionRIGHT-HAND
Head StyleHEXAGON
Fastener Length1.14 INCHES NOMINAL IN
Thread Length0.625 INCHES NOMINAL IN
Width Between Flats0.729 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Head Height0.302 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2825-00-389-9740 INTERCHANGEABLE
Seat,governor Valve
5330-00-582-573926346 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5950-00-645-5011 INTERCHANGEABLE
Reactor
4820-00-652-7173 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4720-01-041-307226346 INTERCHANGEABLE
Hose Assembly,metallic
Tyco Fire Products Lp
3040-01-099-0193 INTERCHANGEABLE
Cylinder Assembly,actuating,line
5365-01-184-120626346 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
5310-01-333-265326346 INTERCHANGEABLE
Nut,plain,hexagon
Stanadyne Corporation Dba Stanadyne Diesel Systems
Cross-Reference Index
Part NumberManufacturer
26346 PRIMARY Fastenal Co (USA)
Related Parts
2825-00-389-9740INTERCHANGEABLE
SEAT,GOVERNOR VALVE
5330-00-582-5739INTERCHANGEABLE
SEAL,PLAIN ENCASED
26346
5950-00-645-5011INTERCHANGEABLE
REACTOR
4820-00-652-7173INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4720-01-041-3072INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
26346
3040-01-099-0193INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5365-01-184-1206INTERCHANGEABLE
SHIM
26346
5310-01-333-2653INTERCHANGEABLE
NUT,PLAIN,HEXAGON
26346

Frequently Asked Questions

What is NSN 5306-01-612-7109?

NSN 5306-01-612-7109 is a Bolt,shoulder, manufactured by Fastenal Co, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-612-7109?

NSN 5306-01-612-7109 has 1 cross-referenced part number: 26346 (Fastenal Co).

What NSN replaces 5306-01-612-7109?

There are 8 known substitutes for 5306-01-612-7109: 2825-00-389-9740, 5330-00-582-5739, 5950-00-645-5011 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 26346?

Key specifications for 26346: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 16; Nominal Thread Diameter: 0.375 INCHES IN; Thread Class: 3A A. 14 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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