PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BACN10DN40Nut,self-Locking,hexagon

The Boeing Company Div Defense · NSN 5310-01-234-5778 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-234-5778 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-234-5778. Primary manufacturer part number: BACN10DN40.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Nut Style: HEXAGON
  • Thread Series: UNJC
  • Width Across Flats: 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
  • Nominal Thread Size: 0.1120 INCHES IN
  • Thread Quantity Per Inch: 40
  • Nut Height: 0.125 INCHES NOMINAL IN
  • Material: COPPER ALLOY 260 NUT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 260 Nut construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-234-5778, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company Div Defense. Government technical data includes 11 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-234-5778
Primary Part NumberBACN10DN40
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Nut StyleHEXAGON
Thread SeriesUNJC
Width Across Flats0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Nominal Thread Size0.1120 INCHES IN
Thread Quantity Per Inch40
Nut Height0.125 INCHES NOMINAL IN
MaterialCOPPER ALLOY 260 NUT
Surface Treatment Document and ClassificationQQ-P-416-TYI FED SPEC 1ST TREATMENT RESPONSE NUT
Surface TreatmentCADMIUM NUT
Thread DirectionRIGHT-HAND
Thread Class3B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-582-91768908413 INTERCHANGEABLE
Nut,self-Locking,hexagon
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
BACN10DN40 Greer Stop Nut, Inc. (USA)
BACN10DN40 PRIMARY The Boeing Company Div Defense (USA)
Related Parts
5310-00-582-9176INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
8908413

Frequently Asked Questions

What is NSN 5310-01-234-5778?

NSN 5310-01-234-5778 is a Nut,self-Locking,hexagon, manufactured by The Boeing Company Div Defense, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-234-5778?

NSN 5310-01-234-5778 has 2 cross-referenced part numbers: BACN10DN40 (Greer Stop Nut, Inc.), BACN10DN40 (The Boeing Company Div Defense).

What NSN replaces 5310-01-234-5778?

There is 1 known substitute for 5310-01-234-5778: 5310-00-582-9176. Verify interchangeability with system specifications before substitution.

What are the specifications of BACN10DN40?

Key specifications for BACN10DN40: Nut Style: HEXAGON; Thread Series: UNJC; Width Across Flats: 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Nominal Thread Size: 0.1120 INCHES IN. 11 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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