PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-1385541-03X-11Nut,plain,hexagon

Naval Ship Systems Command · NSN 5310-01-434-1830 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-434-1830 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-434-1830. Primary manufacturer part number: 803-1385541-03X-11.
Features
  • Nut,plain,hexagon — FSC 5310
  • Thread Class: 2B
  • Nut Style: HEXAGON
  • Bearing Surface Type: CHAMFERED OR WASHER FACED
  • Thread Quantity Per Inch: 11
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Nominal Thread Size: 0.625 INCHES IN
  • Material: NICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Nickel Alloy R-405 or Nickel Alloy 400 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-434-1830, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Active.

Technical Specifications
ParameterValue
NSN5310-01-434-1830
Primary Part Number803-1385541-03X-11
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Thread Class2B
Nut StyleHEXAGON
Bearing Surface TypeCHAMFERED OR WASHER FACED
Thread Quantity Per Inch11
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size0.625 INCHES IN
MaterialNICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL
Thread DirectionRIGHT-HAND
Material Document and ClassificationASTM B164 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-272-5701 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-147-8670 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
803-1385541-03X-11 PRIMARY Naval Ship Systems Command (USA)
0.62511UNC2BT1G400SNSA/BEA Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
803-1385541-04X-11 Naval Ship Systems Command (USA)
803-1385541-02X-11 Naval Ship Systems Command (USA)
803-1385541-05X-11 Naval Ship Systems Command (USA)
Related Parts
5310-00-272-5701INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-147-8670INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 5310-01-434-1830?

NSN 5310-01-434-1830 is a Nut,plain,hexagon, manufactured by Naval Ship Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-434-1830?

NSN 5310-01-434-1830 has 5 cross-referenced part numbers: 803-1385541-03X-11 (Naval Ship Systems Command), 0.62511UNC2BT1G400SNSA/BEA (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 803-1385541-04X-11 (Naval Ship Systems Command), 803-1385541-02X-11 (Naval Ship Systems Command), 803-1385541-05X-11 (Naval Ship Systems Command).

What NSN replaces 5310-01-434-1830?

There are 2 known substitutes for 5310-01-434-1830: 5310-00-272-5701, 5310-01-147-8670. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-1385541-03X-11?

Key specifications for 803-1385541-03X-11: Thread Class: 2B; Nut Style: HEXAGON; Bearing Surface Type: CHAMFERED OR WASHER FACED; Thread Quantity Per Inch: 11. 9 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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