PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

140-34524Bolt,machine

The Boeing Company Div Legacy Am&m · NSN 5306-00-180-7475 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-180-7475 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-180-7475. Primary manufacturer part number: 140-34524.
Features
  • Bolt,machine — FSC 5306
  • Fastener Length: 2.094 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Nonstandard Thread Pitch Diameter: +0.4024 TO 0.4050 INCHES IN
  • Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Thread Series Designator: UNF
  • Thread Quantity Per Inch: 20
  • Nominal Thread Diameter: 0.438 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4130 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-180-7475, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-180-7475
Primary Part Number140-34524
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerThe Boeing Company Div Legacy Am&m
StatusACTIVE
Fastener Length2.094 INCHES NOMINAL IN
Head StyleHEXAGON
Nonstandard Thread Pitch Diameter+0.4024 TO 0.4050 INCHES IN
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Thread Series DesignatorUNF
Thread Quantity Per Inch20
Nominal Thread Diameter0.438 INCHES IN
Grip Length0.438 INCHES NOMINAL IN
MaterialSTEEL COMP 4130 OVERALL
Features ProvidedFINISHED HEAD
Head Height0.250 INCHES NOMINAL IN
Width Between Flats0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
Thread Length1.656 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2990-01-165-812314034521 INTERCHANGEABLE
Hanger,engine Exhaust System
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
140-34521 The Boeing Company Div Legacy Am&m (USA)
140-34524 PRIMARY The Boeing Company Div Legacy Am&m (USA)
Related Parts
2990-01-165-8123INTERCHANGEABLE
HANGER,ENGINE EXHAUST SYSTEM
14034521

Frequently Asked Questions

What is NSN 5306-00-180-7475?

NSN 5306-00-180-7475 is a Bolt,machine, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-180-7475?

NSN 5306-00-180-7475 has 2 cross-referenced part numbers: 140-34521 (The Boeing Company Div Legacy Am&m), 140-34524 (The Boeing Company Div Legacy Am&m).

What NSN replaces 5306-00-180-7475?

There is 1 known substitute for 5306-00-180-7475: 2990-01-165-8123. Verify interchangeability with system specifications before substitution.

What are the specifications of 140-34524?

Key specifications for 140-34524: Fastener Length: 2.094 INCHES NOMINAL IN; Head Style: HEXAGON; Nonstandard Thread Pitch Diameter: +0.4024 TO 0.4050 INCHES IN; Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com