PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

280456PC1Nut,plain,hexagon

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5310-00-271-4640 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-271-4640 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-271-4640. Primary manufacturer part number: 280456PC1.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Direction: RIGHT-HAND
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 56
  • Nominal Thread Size: 0.086 INCHES IN
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 347 OVERALL
  • Nut Style: HEXAGON
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 or Steel Comp 303 or Steel Comp 304 or Steel Comp 305 or Steel Comp 316 or Steel Comp 347 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-271-4640, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-271-4640
Primary Part Number280456PC1
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusCANCELLED
Thread DirectionRIGHT-HAND
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch56
Nominal Thread Size0.086 INCHES IN
Bearing Surface TypeCHAMFERED OR WASHER FACED
MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 347 OVERALL
Nut StyleHEXAGON
Width Across Flats0.180 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Nut Height0.057 INCHES MINIMUM AND 0.066 INCHES MAXIMUM IN
Surface TreatmentPASSIVATE OVERALL
Thread Class2B
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5815-00-065-603304244 INTERCHANGEABLE
Teletypewriter Subassembly
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5310-00-722-5298 INTERCHANGEABLE
Nut,plain,hexagon
5310-00-753-43724B2051 INTERCHANGEABLE
Nut,plain,hexagon
Caterpillar Inc Div Caterpillar Defense
5310-00-938-2013MS35649-224 INTERCHANGEABLE
Nut,plain,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
280456PC1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
901816KS Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div (USA)
901816KS Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
MILS933TYPEA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
FFN836GR0UPCTYPE2STYLE1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
12Z2010-2 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
0424-4 Lockheed Martin Corporation Div Rms (USA)
MS35649-24 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
946074-2402 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
0424-4 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
Related Parts
5815-00-065-6033INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
04244
5310-00-722-5298INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-00-753-4372INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4B2051
5310-00-938-2013INTERCHANGEABLE
NUT,PLAIN,HEXAGON
MS35649-224

Frequently Asked Questions

What is NSN 5310-00-271-4640?

NSN 5310-00-271-4640 is a Nut,plain,hexagon, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-271-4640?

NSN 5310-00-271-4640 has 10 cross-referenced part numbers: 280456PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 901816KS (Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div), 901816KS (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), MILS933TYPEA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), FFN836GR0UPCTYPE2STYLE1 (Federal Specifications Promulgated by General Services Administration Washington DC) and 5 more.

What NSN replaces 5310-00-271-4640?

There are 4 known substitutes for 5310-00-271-4640: 5815-00-065-6033, 5310-00-722-5298, 5310-00-753-4372 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 280456PC1?

Key specifications for 280456PC1: Thread Direction: RIGHT-HAND; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Quantity Per Inch: 56; Nominal Thread Size: 0.086 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-271-4640 still in active supply?

NSN 5310-00-271-4640 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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