PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25745Nut,plain,round

Triumph Engine Control Systems Llc · NSN 5310-00-680-6240 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-680-6240 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-680-6240. Primary manufacturer part number: 25745.
Features
  • Nut,plain,round — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Nut Thickness: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
  • Thread Series: UNEF
  • Thread Quantity Per Inch: 20
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
  • Nominal Thread Size: 0.750 INCHES IN
  • Surface Treatment: PASSIVATE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 416f Overall construction
General Description

The Nut,plain,round, cataloged under National Stock Number 5310-00-680-6240, 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 15 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
NSN5310-00-680-6240
Primary Part Number25745
Item NameNut,plain,round
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Thread DirectionRIGHT-HAND
Nut Thickness0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
Thread SeriesUNEF
Thread Quantity Per Inch20
Hardness Rating26.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM
Nominal Thread Size0.750 INCHES IN
Surface TreatmentPASSIVATE OVERALL
Material Document and ClassificationAMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 416F OVERALL
Thread Class2B
Nut StyleROUND
Drive Point Quantity6
Drive Point Width0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Drive Point Depth0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
Nut Diameter0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-00-563-1929806347 INTERCHANGEABLE
Microcircuit,linear
North Atlantic Industries, Inc. Dba North Atlantic Industries
5310-00-608-8080 INTERCHANGEABLE
Washer,flat
5310-01-139-987810701 INTERCHANGEABLE
Washer,flat
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
Cross-Reference Index
Part NumberManufacturer
25745 Goodrich Control Systems Gmbh (DEU)
25745 PRIMARY Triumph Engine Control Systems Llc (USA)
Related Parts
5962-00-563-1929INTERCHANGEABLE
MICROCIRCUIT,LINEAR
806347
5310-00-608-8080INTERCHANGEABLE
WASHER,FLAT
5310-01-139-9878INTERCHANGEABLE
WASHER,FLAT
10701

Frequently Asked Questions

What is NSN 5310-00-680-6240?

NSN 5310-00-680-6240 is a Nut,plain,round, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-680-6240?

NSN 5310-00-680-6240 has 2 cross-referenced part numbers: 25745 (Goodrich Control Systems Gmbh), 25745 (Triumph Engine Control Systems Llc).

What NSN replaces 5310-00-680-6240?

There are 3 known substitutes for 5310-00-680-6240: 5962-00-563-1929, 5310-00-608-8080, 5310-01-139-9878. Verify interchangeability with system specifications before substitution.

What are the specifications of 25745?

Key specifications for 25745: Thread Direction: RIGHT-HAND; Nut Thickness: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Thread Series: UNEF; Thread Quantity Per Inch: 20. 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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