PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

518-5794755 ITEM 45Bearing,washer,thrust

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 3120-01-486-4173 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-486-4173 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-486-4173. Primary manufacturer part number: 518-5794755 ITEM 45.
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 3120-01-486-4173, 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. 7 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
NSN3120-01-486-4173
Primary Part Number518-5794755 ITEM 45
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 7
5307-01-140-4757SALFBS-9 INTERCHANGEABLE
Stud,ball
Rbc Southwest Products, Inc.
3120-01-486-4124518-5794755 ITEM 6 INTERCHANGEABLE
Bushing,sleeve
Huntington Ingalls Inc Div Newport News Shipbuilding
3120-01-486-4127518-5794755 ITEM 7 INTERCHANGEABLE
Bushing,sleeve
Huntington Ingalls Inc Div Newport News Shipbuilding
5365-01-486-4132518-5794755 ITEM 18 INTERCHANGEABLE
Shim
Huntington Ingalls Inc Div Newport News Shipbuilding
5365-01-486-4147518-5794755 ITEM 19 INTERCHANGEABLE
Shim
Huntington Ingalls Inc Div Newport News Shipbuilding
3120-01-486-4230518-5794755 ITEM 50 INTERCHANGEABLE
Bearing,sleeve
Huntington Ingalls Inc Div Newport News Shipbuilding
5365-01-486-4238518-5794755 ITEM 59 INTERCHANGEABLE
Spacer,ring
Huntington Ingalls Inc Div Newport News Shipbuilding
Cross-Reference Index
Part NumberManufacturer
518-5794755 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
518-5794755 ITEM 45 PRIMARY Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
2018-4 ITEM 45 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
Related Parts
5307-01-140-4757INTERCHANGEABLE
STUD,BALL
SALFBS-9
3120-01-486-4124INTERCHANGEABLE
BUSHING,SLEEVE
518-5794755 ITEM 6
3120-01-486-4127INTERCHANGEABLE
BUSHING,SLEEVE
518-5794755 ITEM 7
5365-01-486-4132INTERCHANGEABLE
SHIM
518-5794755 ITEM 18
5365-01-486-4147INTERCHANGEABLE
SHIM
518-5794755 ITEM 19
3120-01-486-4230INTERCHANGEABLE
BEARING,SLEEVE
518-5794755 ITEM 50
5365-01-486-4238INTERCHANGEABLE
SPACER,RING
518-5794755 ITEM 59

Frequently Asked Questions

What is NSN 3120-01-486-4173?

NSN 3120-01-486-4173 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 3120-01-486-4173?

NSN 3120-01-486-4173 has 3 cross-referenced part numbers: 518-5794755 (Huntington Ingalls Inc Div Newport News Shipbuilding), 518-5794755 ITEM 45 (Huntington Ingalls Inc Div Newport News Shipbuilding), 2018-4 ITEM 45 (Huntington Ingalls Inc Div Newport News Shipbuilding).

What NSN replaces 3120-01-486-4173?

There are 7 known substitutes for 3120-01-486-4173: 5307-01-140-4757, 3120-01-486-4124, 3120-01-486-4127 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com