PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-5959306-T-3XX-025Nut,self-Locking,hexagon

Naval Sea Systems Command · NSN 5310-01-677-3193 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-677-3193 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-677-3193. Primary manufacturer part number: 803-5959306-T-3XX-025.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 2 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-677-3193, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5310-01-677-3193
Primary Part Number803-5959306-T-3XX-025
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-947-1380MS21083C8 INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
803-5959306-T-3XX-025 Naval Sea Systems Command (USA)
803-5959306-3XX-025 Naval Sea Systems Command (USA)
Related Parts
5310-00-947-1380INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
MS21083C8

Frequently Asked Questions

What is NSN 5310-01-677-3193?

NSN 5310-01-677-3193 is a Nut,self-Locking,hexagon, manufactured by Naval Sea Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-677-3193?

NSN 5310-01-677-3193 has 2 cross-referenced part numbers: 803-5959306-T-3XX-025 (Naval Sea Systems Command), 803-5959306-3XX-025 (Naval Sea Systems Command).

What NSN replaces 5310-01-677-3193?

There is 1 known substitute for 5310-01-677-3193: 5310-00-947-1380. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-5959306-T-3XX-025?

Key specifications for 803-5959306-T-3XX-025: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 2 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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