PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21379Nut,plain,hexagon

Triumph Controls, Llc Dba Triumph Controls, Llc · NSN 5310-00-919-2152 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-919-2152 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-919-2152. Primary manufacturer part number: 21379.
Features
  • Nut,plain,hexagon — FSC 5310
  • Width Across Flats: 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Bearing Surface Type: CHAMFERED
  • Thread Series: UNF
  • Thread Quantity Per Inch: 36
  • Hole Configuration Style: CONFIGURATION B
  • Nominal Thread Size: 0.164 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 or Steel Comp 303SE Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-919-2152, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Controls, Llc Dba Triumph Controls, Llc. Government technical data includes 15 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-919-2152
Primary Part Number21379
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTriumph Controls, Llc Dba Triumph Controls, Llc
StatusACTIVE
Width Across Flats0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Bearing Surface TypeCHAMFERED
Thread SeriesUNF
Thread Quantity Per Inch36
Hole Configuration StyleCONFIGURATION B
Nominal Thread Size0.164 INCHES IN
Drilled Hole Diameter0.045 INCHES NOMINAL IN
Thread Class2B
Nut StyleHEXAGON
MaterialSTEEL COMP 303 OR STEEL COMP 303SE OVERALL
Material Document and ClassificationAMS5640 COMP 30303 OR 30303SE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Nut Height0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Hole Type and Quantity2 DRILLED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
9540-00-580-6245 INTERCHANGEABLE
Angle,structural
5950-00-863-2101 INTERCHANGEABLE
Reactor
5970-01-099-721621379 INTERCHANGEABLE
Insulator,plate
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
3510-01-142-45862-01379 INTERCHANGEABLE
Agitator,washing Machine
Maytag Corporation Dba Maytag Appliancessales
4720-01-591-244721379 INTERCHANGEABLE
Hose,preformed
Superior Diesel, Inc.
Cross-Reference Index
Part NumberManufacturer
21379 PRIMARY Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
Related Parts
9540-00-580-6245INTERCHANGEABLE
ANGLE,STRUCTURAL
5950-00-863-2101INTERCHANGEABLE
REACTOR
5970-01-099-7216INTERCHANGEABLE
INSULATOR,PLATE
21379
3510-01-142-4586INTERCHANGEABLE
AGITATOR,WASHING MACHINE
2-01379
4720-01-591-2447INTERCHANGEABLE
HOSE,PREFORMED
21379

Frequently Asked Questions

What is NSN 5310-00-919-2152?

NSN 5310-00-919-2152 is a Nut,plain,hexagon, manufactured by Triumph Controls, Llc Dba Triumph Controls, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-919-2152?

NSN 5310-00-919-2152 has 1 cross-referenced part number: 21379 (Triumph Controls, Llc Dba Triumph Controls, Llc).

What NSN replaces 5310-00-919-2152?

There are 5 known substitutes for 5310-00-919-2152: 9540-00-580-6245, 5950-00-863-2101, 5970-01-099-7216 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21379?

Key specifications for 21379: Width Across Flats: 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Bearing Surface Type: CHAMFERED; Thread Series: UNF. 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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