PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ST2495-12Nut,self-Locking,slotted,hexagon

Howmet Global Fastening Systems Inc · NSN 5310-01-281-6715 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-281-6715 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-281-6715. Primary manufacturer part number: ST2495-12.
Features
  • Nut,self-Locking,slotted,hexagon — FSC 5310
  • Width Across Flats: 0.570 INCHES NOMINAL IN
  • Nominal Thread Size: 0.375 INCHES IN
  • Material: STEEL OVERALL
  • Material Document and Classification: AMS-5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Nut Style: SLOTTED, HEXAGON
  • Nut Height: 0.391 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
  • Thread Class: 3B
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,slotted,hexagon, cataloged under National Stock Number 5310-01-281-6715, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5310-01-281-6715
Primary Part NumberST2495-12
Item NameNut,self-Locking,slotted,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc
StatusACTIVE
Width Across Flats0.570 INCHES NOMINAL IN
Nominal Thread Size0.375 INCHES IN
MaterialSTEEL OVERALL
Material Document and ClassificationAMS-5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Nut StyleSLOTTED, HEXAGON
Nut Height0.391 INCHES MINIMUM AND 0.421 INCHES MAXIMUM IN
Thread Class3B
Thread Quantity Per Inch24
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-395-78414010085 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5325-00-472-9662 INTERCHANGEABLE
Eyelet,metallic
3030-01-603-039540100-85 INTERCHANGEABLE
Belt,positive Drive
Harley Davidson Motor Co Inc
Cross-Reference Index
Part NumberManufacturer
4010085 Harvard Industries Inc (USA)
2187417 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
ST2495-12 PRIMARY Howmet Global Fastening Systems Inc (USA)
ST2496-12 PRIMARY Howmet Global Fastening Systems Inc Div Torrance Operations (USA)
Related Parts
5310-00-395-7841INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
4010085
5325-00-472-9662INTERCHANGEABLE
EYELET,METALLIC
3030-01-603-0395INTERCHANGEABLE
BELT,POSITIVE DRIVE
40100-85

Frequently Asked Questions

What is NSN 5310-01-281-6715?

NSN 5310-01-281-6715 is a Nut,self-Locking,slotted,hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-281-6715?

NSN 5310-01-281-6715 has 4 cross-referenced part numbers: 4010085 (Harvard Industries Inc), 2187417 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), ST2495-12 (Howmet Global Fastening Systems Inc), ST2496-12 (Howmet Global Fastening Systems Inc Div Torrance Operations).

What NSN replaces 5310-01-281-6715?

There are 3 known substitutes for 5310-01-281-6715: 5310-00-395-7841, 5325-00-472-9662, 3030-01-603-0395. Verify interchangeability with system specifications before substitution.

What are the specifications of ST2495-12?

Key specifications for ST2495-12: Width Across Flats: 0.570 INCHES NOMINAL IN; Nominal Thread Size: 0.375 INCHES IN; Material: STEEL OVERALL; Material Document and Classification: AMS-5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 10 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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