PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18CBearing.journal

Siemens Energy, Inc. Dba Dresser-Rand · NSN 3120-00-198-7980 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-198-7980 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-198-7980. Primary manufacturer part number: 18C.
Features
  • Bearing.journal — FSC 3120
  • 3 verified cross-references
  • Primary manufacturer: Siemens Energy, Inc. Dba Dresser-Rand
Applications
  • Industrial machinery bearing replacement
  • Motor and pump shaft assemblies
  • HVAC blower and fan assemblies
General Description

The Bearing.journal, cataloged under National Stock Number 3120-00-198-7980, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Siemens Energy, Inc. Dba Dresser-Rand. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing.journal
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersSiemens Energy, Inc. Dba Dresser-Rand (CAGE 0AT62); Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (CAGE 8FGX3); Dresser-Rand Co Worthington Compressor Opn a Joint Venture (CAGE 93236)
Technical Specifications
ParameterValue
NSN3120-00-198-7980
Primary Part Number18C
Item NameBearing.journal
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerSiemens Energy, Inc. Dba Dresser-Rand
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5940-00-159-025212Z7001-5049 INTERCHANGEABLE
Terminal,stud
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3520-00-390-0194 INTERCHANGEABLE
Cutter,trimmer
3120-00-516-7351WD107PC71 INTERCHANGEABLE
Bearing,sleeve
Lake Shore Systems, Inc.
5330-00-542-1017 INTERCHANGEABLE
Packing,preformed
2040-01-111-8839022226-5 INTERCHANGEABLE
Hatch,water Tight
Sea Cure Technology, Inc
3445-01-220-324318-C INTERCHANGEABLE
Punching Machine,metal,hand
Rotex Punch Company, Inc Dba Uni-Wrap
4730-01-357-2224 INTERCHANGEABLE
Coupling Assembly Set,quick Disc
3120-01-561-1300 INTERCHANGEABLE
Bearing,journal
Cross-Reference Index
Part NumberManufacturer
18C Siemens Energy, Inc. Dba Dresser-Rand (USA)
18C Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
18C Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA)
Related Parts
5940-00-159-0252INTERCHANGEABLE
TERMINAL,STUD
12Z7001-5049
3520-00-390-0194INTERCHANGEABLE
CUTTER,TRIMMER
3120-00-516-7351INTERCHANGEABLE
BEARING,SLEEVE
WD107PC71
5330-00-542-1017INTERCHANGEABLE
PACKING,PREFORMED
2040-01-111-8839INTERCHANGEABLE
HATCH,WATER TIGHT
022226-5
3445-01-220-3243INTERCHANGEABLE
PUNCHING MACHINE,METAL,HAND
18-C
4730-01-357-2224INTERCHANGEABLE
COUPLING ASSEMBLY SET,QUICK DISC
3120-01-561-1300INTERCHANGEABLE
BEARING,JOURNAL

Frequently Asked Questions

What is NSN 3120-00-198-7980?

NSN 3120-00-198-7980 is a Bearing.journal, manufactured by Siemens Energy, Inc. Dba Dresser-Rand, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-198-7980?

NSN 3120-00-198-7980 has 3 cross-referenced part numbers: 18C (Siemens Energy, Inc. Dba Dresser-Rand), 18C (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 18C (Dresser-Rand Co Worthington Compressor Opn a Joint Venture).

What NSN replaces 3120-00-198-7980?

There are 8 known substitutes for 3120-00-198-7980: 5940-00-159-0252, 3520-00-390-0194, 3120-00-516-7351 and 5 more. Verify interchangeability with system specifications before substitution.

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