PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6508Nut,plain,hexagon

Am General Llc · NSN 5310-00-773-5844 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-773-5844 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-773-5844. Primary manufacturer part number: A6508.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nut Style: HEXAGON
  • Nut Height: 0.750 INCHES NOMINAL IN
  • Width Across Flats: 0.625 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 20
  • Bearing Surface Type: WASHER FACED
  • Thread Series: UNF
  • Nominal Thread Size: 0.438 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-773-5844, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Am General Llc. Government technical data includes 11 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-773-5844
Primary Part NumberA6508
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerAm General Llc
StatusACTIVE
Nut StyleHEXAGON
Nut Height0.750 INCHES NOMINAL IN
Width Across Flats0.625 INCHES NOMINAL IN
Thread Quantity Per Inch20
Bearing Surface TypeWASHER FACED
Thread SeriesUNF
Nominal Thread Size0.438 INCHES IN
MaterialSTEEL OVERALL
Surface TreatmentPHOSPHATE OVERALL
Thread DirectionRIGHT-HAND
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5305-00-021-3806001-020121-000 INTERCHANGEABLE
Screw,cap,hexagon Head
Insitu, Inc.
5330-00-171-7210285-59-061PC44 INTERCHANGEABLE
Gasket
Naval Ship Systems Command
4720-00-460-3915100R1 TYAT SZ4 INTERCHANGEABLE
Hose,nonmetallic
Sae International Dba Sae International
3030-00-528-3768 INTERCHANGEABLE
Belts,v,matched Set
2510-00-740-9007 INTERCHANGEABLE
Bar,control
3010-00-908-6482 INTERCHANGEABLE
Gear Assembly,speed Decreaser
5315-01-090-935319004754 INTERCHANGEABLE
Pin,straight,headless
Warren Controls, Inc.
5961-01-248-075314421 INTERCHANGEABLE
Rectifier,semiconductor Device
Kurz & Root Generator Company, Llc
5930-01-357-1838 INTERCHANGEABLE
Push Button
Cross-Reference Index
Part NumberManufacturer
A6508 PRIMARY Am General Llc (USA)
14421 Pressed Metals of America Inc (USA)
Related Parts
5305-00-021-3806INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
001-020121-000
5330-00-171-7210INTERCHANGEABLE
GASKET
285-59-061PC44
4720-00-460-3915INTERCHANGEABLE
HOSE,NONMETALLIC
100R1 TYAT SZ4
3030-00-528-3768INTERCHANGEABLE
BELTS,V,MATCHED SET
2510-00-740-9007INTERCHANGEABLE
BAR,CONTROL
3010-00-908-6482INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER
5315-01-090-9353INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
19004754
5961-01-248-0753INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE
14421
5930-01-357-1838INTERCHANGEABLE
PUSH BUTTON

Frequently Asked Questions

What is NSN 5310-00-773-5844?

NSN 5310-00-773-5844 is a Nut,plain,hexagon, manufactured by Am General Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-773-5844?

NSN 5310-00-773-5844 has 2 cross-referenced part numbers: A6508 (Am General Llc), 14421 (Pressed Metals of America Inc).

What NSN replaces 5310-00-773-5844?

There are 9 known substitutes for 5310-00-773-5844: 5305-00-021-3806, 5330-00-171-7210, 4720-00-460-3915 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6508?

Key specifications for A6508: Nut Style: HEXAGON; Nut Height: 0.750 INCHES NOMINAL IN; Width Across Flats: 0.625 INCHES NOMINAL IN; Thread Quantity Per Inch: 20. 11 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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