PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

78405Nut,plain,hexagon

Triumph Engine Control Systems Llc · NSN 5310-00-969-6019 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-969-6019 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-969-6019. Primary manufacturer part number: 78405.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nominal Thread Size: 0.438 INCHES IN
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Thread Series: UNF
  • Thread Quantity Per Inch: 20
  • Hole Configuration Style: CONFIGURATION H
  • Thread Direction: RIGHT-HAND
  • Width Across Flats: 0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-969-6019, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 13 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
NSN5310-00-969-6019
Primary Part Number78405
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Nominal Thread Size0.438 INCHES IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread SeriesUNF
Thread Quantity Per Inch20
Hole Configuration StyleCONFIGURATION H
Thread DirectionRIGHT-HAND
Width Across Flats0.684 INCHES MINIMUM AND 0.691 INCHES MAXIMUM IN
Hole Type and Quantity2 DRILLED
Nut Height0.250 INCHES NOMINAL IN
Thread Class3B
Nut StyleHEXAGON
Drilled Hole Diameter0.050 INCHES NOMINAL IN
MaterialALUMINUM ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4730-00-735-4388115-41 INTERCHANGEABLE
Coupling Half,quick Disconnect
Blue Jay Manufacturing Co
2540-01-191-426078405 INTERCHANGEABLE
Vent,heater
Bergstrom Inc
4730-01-586-026878405 INTERCHANGEABLE
Adapter,straight,pipe to Tube
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
78405 Goodrich Control Systems Gmbh (DEU)
78405 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
4730-00-735-4388INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
115-41
2540-01-191-4260INTERCHANGEABLE
VENT,HEATER
78405
4730-01-586-0268INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
78405

Frequently Asked Questions

What is NSN 5310-00-969-6019?

NSN 5310-00-969-6019 is a Nut,plain,hexagon, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-969-6019?

NSN 5310-00-969-6019 has 2 cross-referenced part numbers: 78405 (Goodrich Control Systems Gmbh), 78405 (Triumph Engine Control Systems Llc).

What NSN replaces 5310-00-969-6019?

There are 3 known substitutes for 5310-00-969-6019: 4730-00-735-4388, 2540-01-191-4260, 4730-01-586-0268. Verify interchangeability with system specifications before substitution.

What are the specifications of 78405?

Key specifications for 78405: Nominal Thread Size: 0.438 INCHES IN; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Series: UNF; Thread Quantity Per Inch: 20. 13 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