PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

79NTE054Nut,self-Locking,hexagon

Harvard Industries Inc · NSN 5310-00-208-0911 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-208-0911 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-208-0911. Primary manufacturer part number: 79NTE054.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Thread Quantity Per Inch: 24
  • Thread Series: UNF
  • Nominal Thread Size: 0.312 INCHES IN
  • Material Document and Classification: SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Nut Style: HEXAGON
  • Width Across Flats: 0.500 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 303 Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-208-0911, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Harvard Industries Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-208-0911
Primary Part Number79NTE054
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHarvard Industries Inc
StatusCANCELLED
Thread Quantity Per Inch24
Thread SeriesUNF
Nominal Thread Size0.312 INCHES IN
Material Document and ClassificationSAE 30303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentPASSIVATE OVERALL
Nut StyleHEXAGON
Width Across Flats0.500 INCHES NOMINAL IN
Nut Height0.250 INCHES NOMINAL IN
MaterialSTEEL COMP 303 OVERALL
Thread Class3B
Temp Rating250.0 FAHRENHEIT NOMINAL DEGF
Locking FeaturePREVAILING TORQUE ALL NONMETALLIC DESIGN OR PREVAILING TORQUE ALL METAL DESIGN OR PREVAILING TORQUE WITH NONMETALLIC INSERT
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-359-0458F1243 INTERCHANGEABLE
Washer,flat
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3110-00-554-3286409W INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
5120-01-039-9588311392 INTERCHANGEABLE
Guide
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Cross-Reference Index
Part NumberManufacturer
79NTE054 Harvard Industries Inc (USA)
592506 Army Weapons Command Attn Amswe-Ree-S (USA)
79TE054 Esna, Llc (USA)
592506 Aeronautical Standards Group Dept of Navy and Air Force (USA)
79TE054 Harvard Industries Inc (USA)
311392 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
79NTE054 Esna, Llc (USA)
Related Parts
5310-00-359-0458INTERCHANGEABLE
WASHER,FLAT
F1243
3110-00-554-3286INTERCHANGEABLE
BEARING,BALL,ANNULAR
409W
5120-01-039-9588INTERCHANGEABLE
GUIDE
311392

Frequently Asked Questions

What is NSN 5310-00-208-0911?

NSN 5310-00-208-0911 is a Nut,self-Locking,hexagon, manufactured by Harvard Industries Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-208-0911?

NSN 5310-00-208-0911 has 7 cross-referenced part numbers: 79NTE054 (Harvard Industries Inc), 592506 (Army Weapons Command Attn Amswe-Ree-S), 79TE054 (Esna, Llc), 592506 (Aeronautical Standards Group Dept of Navy and Air Force), 79TE054 (Harvard Industries Inc) and 2 more.

What NSN replaces 5310-00-208-0911?

There are 3 known substitutes for 5310-00-208-0911: 5310-00-359-0458, 3110-00-554-3286, 5120-01-039-9588. Verify interchangeability with system specifications before substitution.

What are the specifications of 79NTE054?

Key specifications for 79NTE054: Thread Quantity Per Inch: 24; Thread Series: UNF; Nominal Thread Size: 0.312 INCHES IN; Material Document and Classification: SAE 30303 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-208-0911 still in active supply?

NSN 5310-00-208-0911 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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