PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

427018Nut,plain,hexagon

Army Weapons Command Attn Amswe-Ree-S · NSN 5310-00-042-7018 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-042-7018 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-042-7018. Primary manufacturer part number: 427018.
Features
  • Nut,plain,hexagon — FSC 5310
  • Width Across Flats: 0.7880 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN
  • Nut Height: 0.402 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
  • Thread Quantity Per Inch: 13
  • Bearing Surface Type: WASHER FACED
  • Nominal Thread Size: 0.500 INCHES IN
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-042-7018, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 12 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-042-7018
Primary Part Number427018
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerArmy Weapons Command Attn Amswe-Ree-S
StatusACTIVE
Width Across Flats0.7880 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN
Nut Height0.402 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN
Thread Quantity Per Inch13
Bearing Surface TypeWASHER FACED
Nominal Thread Size0.500 INCHES IN
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Thread Class2B
MaterialSTEEL CORROSION RESISTING OVERALL
Nut StyleHEXAGON
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nondefinitive Spec/std DataA TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-010-2640321268 INTERCHANGEABLE
Nut,plain,hexagon
Brinkley Technology Group Llc Dba Hercules Manufacturing
Cross-Reference Index
Part NumberManufacturer
427018 Army Weapons Command Attn Amswe-Ree-S (USA)
FFB571ATYPEA Federal Specifications Promulgated by General Services Administration Washington DC (USA)
FFB571TYPEA Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5310-00-010-2640INTERCHANGEABLE
NUT,PLAIN,HEXAGON
321268

Frequently Asked Questions

What is NSN 5310-00-042-7018?

NSN 5310-00-042-7018 is a Nut,plain,hexagon, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-042-7018?

NSN 5310-00-042-7018 has 3 cross-referenced part numbers: 427018 (Army Weapons Command Attn Amswe-Ree-S), FFB571ATYPEA (Federal Specifications Promulgated by General Services Administration Washington DC), FFB571TYPEA (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5310-00-042-7018?

There is 1 known substitute for 5310-00-042-7018: 5310-00-010-2640. Verify interchangeability with system specifications before substitution.

What are the specifications of 427018?

Key specifications for 427018: Width Across Flats: 0.7880 INCHES MINIMUM AND 0.8125 INCHES MAXIMUM IN; Nut Height: 0.402 INCHES MINIMUM AND 0.442 INCHES MAXIMUM IN; Thread Quantity Per Inch: 13; Bearing Surface Type: WASHER FACED. 12 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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