PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

USAF330-16Nut,plain,castellated,hexagon

Department of the Air Force · NSN 5310-00-176-8089 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-176-8089 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-176-8089. Primary manufacturer part number: USAF330-16.
Features
  • Nut,plain,castellated,hexagon — FSC 5310
  • Thread Class: 2B
  • Width Across Flats: 1.5000 INCHES NOMINAL IN
  • Nut Style: CASTELLATED, HEXAGON
  • Nut Height: 1.017 INCHES NOMINAL IN
  • Nominal Thread Size: 1.000 INCHES IN
  • Surface Treatment: CADMIUM OR ZINC OVERALL
  • Thread Quantity Per Inch: 14
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-176-8089, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Department of the Air Force. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-176-8089
Primary Part NumberUSAF330-16
Item NameNut,plain,castellated,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDepartment of the Air Force
StatusACTIVE
Thread Class2B
Width Across Flats1.5000 INCHES NOMINAL IN
Nut StyleCASTELLATED, HEXAGON
Nut Height1.017 INCHES NOMINAL IN
Nominal Thread Size1.000 INCHES IN
Surface TreatmentCADMIUM OR ZINC OVERALL
Thread Quantity Per Inch14
MaterialSTEEL OVERALL
Thread SeriesUNS
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-010-9879330-16 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Heil Environmental Industries
5310-00-042-7132427132 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Saint-Gobain Abrasives Inc
2815-00-074-19295100104 INTERCHANGEABLE
Clamp and Screw,rocker Arm Cover
Rolls-Royce Solutions America Inc
3020-00-118-365233016 INTERCHANGEABLE
Gear,bevel
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5310-00-176-7897 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5310-00-176-7898 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5310-00-176-7899 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5310-00-176-7900 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5310-00-176-7901 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5310-00-176-7902 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Cross-Reference Index
Part NumberManufacturer
USAF330-16 Department of the Air Force (USA)
FFB571TYPEA4 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
330-16 Department of the Air Force (USA)
Related Parts
5310-00-010-9879INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
330-16
5310-00-042-7132INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
427132
2815-00-074-1929INTERCHANGEABLE
CLAMP AND SCREW,ROCKER ARM COVER
5100104
3020-00-118-3652INTERCHANGEABLE
GEAR,BEVEL
33016
5310-00-176-7897INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-7898INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-7899INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-7900INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-7901INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-7902INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-7903INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-8087INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON

Frequently Asked Questions

What is NSN 5310-00-176-8089?

NSN 5310-00-176-8089 is a Nut,plain,castellated,hexagon, manufactured by Department of the Air Force, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-176-8089?

NSN 5310-00-176-8089 has 3 cross-referenced part numbers: USAF330-16 (Department of the Air Force), FFB571TYPEA4 (Federal Specifications Promulgated by General Services Administration Washington DC), 330-16 (Department of the Air Force).

What NSN replaces 5310-00-176-8089?

There are 12 known substitutes for 5310-00-176-8089: 5310-00-010-9879, 5310-00-042-7132, 2815-00-074-1929 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of USAF330-16?

Key specifications for USAF330-16: Thread Class: 2B; Width Across Flats: 1.5000 INCHES NOMINAL IN; Nut Style: CASTELLATED, HEXAGON; Nut Height: 1.017 INCHES NOMINAL IN. 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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