PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

101-0450Bearing,sleeve

Cummins Power Generation Inc. · NSN 3120-01-344-2978 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-344-2978 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-344-2978. Primary manufacturer part number: 101-0450.
Features
  • Bearing,sleeve — FSC 3120
  • 2 verified cross-references
  • Primary manufacturer: Cummins Power Generation Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-344-2978, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Cummins Power Generation Inc.. This item has 2 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,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersCummins Power Generation Inc. (CAGE 44940)
Technical Specifications
ParameterValue
NSN3120-01-344-2978
Primary Part Number101-0450
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerCummins Power Generation Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-883-0893101-0450 INTERCHANGEABLE
Bearing,sleeve
Cummins Power Generation Inc.
4820-01-622-779810-104-50 INTERCHANGEABLE
Valve,relief,pressure and Temper
Aalberts Integrated Piping Systems Americas, Inc.
Cross-Reference Index
Part NumberManufacturer
101-0450 PRIMARY Cummins Power Generation Inc. (USA)
101K323C PRIMARY Cummins Power Generation Inc. (USA)
Related Parts
3120-00-883-0893INTERCHANGEABLE
BEARING,SLEEVE
101-0450
4820-01-622-7798INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
10-104-50

Frequently Asked Questions

What is NSN 3120-01-344-2978?

NSN 3120-01-344-2978 is a Bearing,sleeve, manufactured by Cummins Power Generation Inc., classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-344-2978?

NSN 3120-01-344-2978 has 2 cross-referenced part numbers: 101-0450 (Cummins Power Generation Inc.), 101K323C (Cummins Power Generation Inc.).

What NSN replaces 3120-01-344-2978?

There are 2 known substitutes for 3120-01-344-2978: 3120-00-883-0893, 4820-01-622-7798. Verify interchangeability with system specifications before substitution.

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