PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BT383Bolt,machine

Joslyn Corp · NSN 5306-01-032-2306 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-032-2306 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-032-2306. Primary manufacturer part number: BT383.
Features
  • Bolt,machine — FSC 5306
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Diameter: 0.750 INCHES IN
  • Surface Treatment: ZINC OVERALL
  • Material: STEEL OVERALL
  • Thread Class: 2A A
  • Head Style: HEXAGON
  • Width Between Flats: 1.125 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 5306-01-032-2306, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Joslyn Corp. Government technical data includes 14 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
NSN5306-01-032-2306
Primary Part NumberBT383
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerJoslyn Corp
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Diameter0.750 INCHES IN
Surface TreatmentZINC OVERALL
MaterialSTEEL OVERALL
Thread Class2A A
Head StyleHEXAGON
Width Between Flats1.125 INCHES NOMINAL IN
Fastener Length5.125 INCHES NOMINAL IN
Thread Length0.9375 INCHES NOMINAL IN
Minimum Yield Strength50000 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch10
Head Height0.4375 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Features ProvidedUNFINISHED HEAD
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-01-323-5714 (383)
HAZMATNo
Verified Substitutes 3
5340-01-323-5714383 SUCCESSOR
Tip,furniture Leg
Atlantic India Rubber Co Inc
3110-00-100-0301383 INTERCHANGEABLE
Cup,tapered Roller Bearing
Nsk Corp Bearing Div
5950-00-463-5535 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
BT383 Joslyn Corp (USA)
383 Brewer-Titchner Corp Sub Joslyn Mfg and Supply Co (USA)
Related Parts
SUCCESSOR 5340-01-323-5714 Tip,furniture Leg · 383
3110-00-100-0301INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
383
5950-00-463-5535INTERCHANGEABLE
TRANSFORMER,POWER

Frequently Asked Questions

What is NSN 5306-01-032-2306?

NSN 5306-01-032-2306 is a Bolt,machine, manufactured by Joslyn Corp, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-032-2306?

NSN 5306-01-032-2306 has 2 cross-referenced part numbers: BT383 (Joslyn Corp), 383 (Brewer-Titchner Corp Sub Joslyn Mfg and Supply Co).

What NSN replaces 5306-01-032-2306?

There are 3 known substitutes for 5306-01-032-2306: 5340-01-323-5714, 3110-00-100-0301, 5950-00-463-5535. Verify interchangeability with system specifications before substitution.

What are the specifications of BT383?

Key specifications for BT383: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Diameter: 0.750 INCHES IN; Surface Treatment: ZINC OVERALL; Material: STEEL OVERALL. 15 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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