PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS697C04Nut,self-Locking,plate

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5310-00-143-6340 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-143-6340 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-143-6340. Primary manufacturer part number: NAS697C04.
Features
  • Nut,self-Locking,plate — FSC 5310
  • Distance From Aperture Center to Mounting Hole Center: 0.148 INCHES NOMINAL IN
  • Mounting Hole Diameter: 0.066 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Locking Feature: PREVAILING TORQUE ALL METAL DESIGN
  • Nominal Thread Size: 0.112 INCHES IN
  • Temp Rating: 800.0 FAHRENHEIT NOMINAL DEGF
  • Plate Thickness: 0.040 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Iron Alloy 660 Overall construction
General Description

The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-143-6340, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 23 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-143-6340
Primary Part NumberNAS697C04
Item NameNut,self-Locking,plate
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Distance From Aperture Center to Mounting Hole Center0.148 INCHES NOMINAL IN
Mounting Hole Diameter0.066 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Nominal Thread Size0.112 INCHES IN
Temp Rating800.0 FAHRENHEIT NOMINAL DEGF
Plate Thickness0.040 INCHES MAXIMUM IN
Nut Length0.456 INCHES MAXIMUM IN
Nut StylePLATE
Center to Center Distance Between Mounting Holes Along Length0.294 INCHES MINIMUM AND 0.298 INCHES MAXIMUM IN
Thread SeriesUNJC
Thread Class3B
MaterialIRON ALLOY 660 OVERALL
Precious MaterialSILVER
Surface TreatmentSILVER OVERALL
Nut Mounting ProvisionSTRAIGHT HOLES
Surface Treatment Document and ClassificationAMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Plate Width0.194 INCHES MAXIMUM IN
Specification/standard Data80205-NAS697 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Mounting Hole Arrangement Style2 HOLES
Thread Quantity Per Inch40
Nut Height0.143 INCHES MAXIMUM IN
Material Document and ClassificationAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5310-00-878-3292MS21043-04 INTERCHANGEABLE
Nut,self-Locking,extended Washer
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-01-355-2583NAS697C04 INTERCHANGEABLE
Nut,plain,plate
Naval Inventory Control Point Mechanicsburg
Cross-Reference Index
Part NumberManufacturer
NAS697C04 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
10116578 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5310-00-878-3292INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
MS21043-04
5310-01-355-2583INTERCHANGEABLE
NUT,PLAIN,PLATE
NAS697C04

Frequently Asked Questions

What is NSN 5310-00-143-6340?

NSN 5310-00-143-6340 is a Nut,self-Locking,plate, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-143-6340?

NSN 5310-00-143-6340 has 2 cross-referenced part numbers: NAS697C04 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 10116578 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 5310-00-143-6340?

There are 2 known substitutes for 5310-00-143-6340: 5310-00-878-3292, 5310-01-355-2583. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS697C04?

Key specifications for NAS697C04: Distance From Aperture Center to Mounting Hole Center: 0.148 INCHES NOMINAL IN; Mounting Hole Diameter: 0.066 INCHES MINIMUM AND 0.071 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Locking Feature: PREVAILING TORQUE ALL METAL DESIGN. 23 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-143-6340 still in active supply?

NSN 5310-00-143-6340 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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