PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

256313Bearing,washer,thrust

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 3120-00-310-7395 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-310-7395 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-310-7395. Primary manufacturer part number: 256313.
Features
  • Bearing,washer,thrust — FSC 3120
  • 3 verified cross-references
  • Primary manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Structural fastening and assembly
  • Equipment mounting
General Description

The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-310-7395, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,washer,thrust
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersHuntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689)
Technical Specifications
ParameterValue
NSN3120-00-310-7395
Primary Part Number256313
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerHuntington Ingalls Inc Div Newport News Shipbuilding
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2540-00-734-136012Y4414 INTERCHANGEABLE
Retainer Winch Worm
Garwood/feller Inc Garwood Winch Div
4820-01-153-1566256313 PC5 INTERCHANGEABLE
Stem,fluid Valve
Hunt Valve Company, Inc.
Cross-Reference Index
Part NumberManufacturer
255771PC3 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
256313 PRIMARY Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
25590PC36 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Related Parts
2540-00-734-1360INTERCHANGEABLE
RETAINER WINCH WORM
12Y4414
4820-01-153-1566INTERCHANGEABLE
STEM,FLUID VALVE
256313 PC5

Frequently Asked Questions

What is NSN 3120-00-310-7395?

NSN 3120-00-310-7395 is a Bearing,washer,thrust, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-310-7395?

NSN 3120-00-310-7395 has 3 cross-referenced part numbers: 255771PC3 (Huntington Ingalls Inc Div Newport News Shipbuilding), 256313 (Huntington Ingalls Inc Div Newport News Shipbuilding), 25590PC36 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What NSN replaces 3120-00-310-7395?

There are 2 known substitutes for 3120-00-310-7395: 2540-00-734-1360, 4820-01-153-1566. Verify interchangeability with system specifications before substitution.

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