PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

USAF330-14Nut,plain,castellated,hexagon

Department of the Air Force · NSN 5310-00-176-8088 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-176-8088 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-176-8088. Primary manufacturer part number: USAF330-14.
Features
  • Nut,plain,castellated,hexagon — FSC 5310
  • Nut Style: CASTELLATED, HEXAGON
  • Material: STEEL OVERALL
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Thread Series: UNF
  • Thread Direction: RIGHT-HAND
  • Width Across Flats: 1.312 INCHES NOMINAL IN
  • Surface Treatment: CADMIUM AND ZINC OVERALL
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 5310-00-176-8088, 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
NSN5310-00-176-8088
Primary Part NumberUSAF330-14
Item NameNut,plain,castellated,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDepartment of the Air Force
StatusACTIVE
Nut StyleCASTELLATED, HEXAGON
MaterialSTEEL OVERALL
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread SeriesUNF
Thread DirectionRIGHT-HAND
Width Across Flats1.312 INCHES NOMINAL IN
Surface TreatmentCADMIUM AND ZINC OVERALL
Nut Height0.921 INCHES NOMINAL IN
Thread Quantity Per Inch14
Nominal Thread Size0.875 INCHES IN
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-005-584133014 INTERCHANGEABLE
Gasket
Mcneil Ohio Corp
5310-00-042-7132427132 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Saint-Gobain Abrasives Inc
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
5310-00-176-7903 INTERCHANGEABLE
Nut,plain,castellated,hexagon
5310-00-176-8087 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Cross-Reference Index
Part NumberManufacturer
USAF330-14 Department of the Air Force (USA)
330-14 Department of the Air Force (USA)
FFB571TYPEA4 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5330-00-005-5841INTERCHANGEABLE
GASKET
33014
5310-00-042-7132INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
427132
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
5310-00-176-8089INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
5310-00-176-8090INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON

Frequently Asked Questions

What is NSN 5310-00-176-8088?

NSN 5310-00-176-8088 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 5310-00-176-8088?

NSN 5310-00-176-8088 has 3 cross-referenced part numbers: USAF330-14 (Department of the Air Force), 330-14 (Department of the Air Force), FFB571TYPEA4 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-00-176-8088?

There are 12 known substitutes for 5310-00-176-8088: 5330-00-005-5841, 5310-00-042-7132, 5310-00-176-7897 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of USAF330-14?

Key specifications for USAF330-14: Nut Style: CASTELLATED, HEXAGON; Material: STEEL OVERALL; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Series: UNF. 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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