PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FFB575Bolt,machine

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5306-00-010-9191 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-010-9191 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-010-9191. Primary manufacturer part number: FFB575.
Features
  • Bolt,machine — FSC 5306
  • Head Height: 0.232 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN
  • Thread Class: 2A A
  • Material Document and Classification: SAE J429,GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Minimum Yield Strength: 36000 POUNDS PER SQUARE INCH LBS
  • Hardness Rating: 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
  • Fastener Length: 3.000 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-010-9191, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 17 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-010-9191
Primary Part NumberFFB575
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Head Height0.232 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN
Thread Class2A A
Material Document and ClassificationSAE J429,GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Minimum Yield Strength36000 POUNDS PER SQUARE INCH LBS
Hardness Rating70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM OVERALL
Fastener Length3.000 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head StyleHEXAGON
Nondefinitive Spec/std Data1 TYPE
Thread Quantity Per Inch16
Width Between Flats0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Minimum Tensile Strength60000 POUNDS PER SQUARE INCH LBS
Thread Length1.000 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Features ProvidedUNFINISHED HEAD
Nominal Thread Diameter0.375 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
No Item Name Available
Bolt,machine
Bolt,machine
Bolt,machine
Bolt,machine
Bolt,machine
Bolt,machine
5306-00-042-6922426922 SUCCESSOR
Bolt,machine
General Motors Llc Dba General Motors Llc
Bolt,machine
Bolt,machine
Cross-Reference Index
Part NumberManufacturer
FFB575 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5306-00-515-7896SUCCESSOR
NO ITEM NAME AVAILABLE
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Frequently Asked Questions

What is NSN 5306-00-010-9191?

NSN 5306-00-010-9191 is a Bolt,machine, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-010-9191?

NSN 5306-00-010-9191 has 1 cross-referenced part number: FFB575 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5306-00-010-9191?

There are 12 known substitutes for 5306-00-010-9191: 5306-00-515-7896, 5306-00-011-1195, 5306-00-013-1303 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FFB575?

Key specifications for FFB575: Head Height: 0.232 INCHES MINIMUM AND 0.268 INCHES MAXIMUM IN; Thread Class: 2A A; Material Document and Classification: SAE J429,GR 1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-010-9191 still in active supply?

NSN 5306-00-010-9191 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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