PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HF4Bearing,plain,rod End

Roller Bearing Company of America, Inc. · NSN 3120-00-855-8032 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-855-8032 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-855-8032. Primary manufacturer part number: HF4.
Features
  • Bearing,plain,rod End — FSC 3120
  • 7 verified cross-references
  • Primary manufacturer: Roller Bearing Company of America, Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-855-8032, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Roller Bearing Company of America, Inc.. This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameBearing,plain,rod End
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersDresser-Rand Co Ingersoll-Rand Opns a Joint Venture (CAGE 88663); Siemens Energy, Inc. Dba Dresser-Rand (CAGE 0AT62); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (CAGE 830Q4); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (CAGE 99193)
Technical Specifications
ParameterValue
NSN3120-00-855-8032
Primary Part NumberHF4
Item NameBearing,plain,rod End
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Company of America, Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3120-00-661-748491611907 INTERCHANGEABLE
Bearing,plain,rod End
Fairbanks Morse, Llc
3120-00-975-0121820-4551323 INTERCHANGEABLE
Bearing,plain,rod End
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
3W45803 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
3W45803 Siemens Energy, Inc. Dba Dresser-Rand (USA)
3W45803 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
5R1148 Caterpillar Inc Div Caterpillar Defense (USA)
LTCT9207-01 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
HF4 PRIMARY Roller Bearing Company of America, Inc. (USA)
3W45803 Ingersoll Rand Co (USA)
Related Parts
3120-00-661-7484INTERCHANGEABLE
BEARING,PLAIN,ROD END
91611907
3120-00-975-0121INTERCHANGEABLE
BEARING,PLAIN,ROD END
820-4551323

Frequently Asked Questions

What is NSN 3120-00-855-8032?

NSN 3120-00-855-8032 is a Bearing,plain,rod End, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-855-8032?

NSN 3120-00-855-8032 has 7 cross-referenced part numbers: 3W45803 (Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture), 3W45803 (Siemens Energy, Inc. Dba Dresser-Rand), 3W45803 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 5R1148 (Caterpillar Inc Div Caterpillar Defense), LTCT9207-01 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix) and 2 more.

What NSN replaces 3120-00-855-8032?

There are 2 known substitutes for 3120-00-855-8032: 3120-00-661-7484, 3120-00-975-0121. Verify interchangeability with system specifications before substitution.

Is NSN 3120-00-855-8032 still in active supply?

NSN 3120-00-855-8032 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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