PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12370Bearing Half,sleeve

Westerbeke Corporation · NSN 3120-01-274-8217 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-274-8217 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-274-8217. Primary manufacturer part number: 12370.
Features
  • Bearing Half,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Westerbeke Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing Half,sleeve, cataloged under National Stock Number 3120-01-274-8217, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Westerbeke Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing Half,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersWesterbeke Corporation (CAGE 03798)
Technical Specifications
ParameterValue
NSN3120-01-274-8217
Primary Part Number12370
Item NameBearing Half,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerWesterbeke Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-005-324569111-1 INTERCHANGEABLE
Reactor
L3harris Technologies, Inc. Div Space and Airborne Systems
5935-00-201-8527 INTERCHANGEABLE
Connector,plug,electrical
5133-00-262-2168 INTERCHANGEABLE
Drill,twist
6150-00-279-923012370 INTERCHANGEABLE
Lead,electrical
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
6220-00-404-6921 INTERCHANGEABLE
Light,dome
6610-00-476-0975123-0070 INTERCHANGEABLE
Probe Assy,detector
Aerosonic Llc
5330-00-490-4693R34650R INTERCHANGEABLE
Seal,plain Encased
John Deere Tractor Works Sub of Deere and Co
5915-00-519-596112370 INTERCHANGEABLE
Filter,low Pass
Viking Technologies, Ltd.
5998-01-011-466412370 INTERCHANGEABLE
Printed Wiring Board
Versitron Inc
3020-01-345-113212370 INTERCHANGEABLE
Gear,spur
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
12370 PRIMARY Westerbeke Corporation (USA)
Related Parts
5950-00-005-3245INTERCHANGEABLE
REACTOR
69111-1
5935-00-201-8527INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5133-00-262-2168INTERCHANGEABLE
DRILL,TWIST
6150-00-279-9230INTERCHANGEABLE
LEAD,ELECTRICAL
12370
6220-00-404-6921INTERCHANGEABLE
LIGHT,DOME
6610-00-476-0975INTERCHANGEABLE
PROBE ASSY,DETECTOR
123-0070
5330-00-490-4693INTERCHANGEABLE
SEAL,PLAIN ENCASED
R34650R
5915-00-519-5961INTERCHANGEABLE
FILTER,LOW PASS
12370
5998-01-011-4664INTERCHANGEABLE
PRINTED WIRING BOARD
12370
3020-01-345-1132INTERCHANGEABLE
GEAR,SPUR
12370

Frequently Asked Questions

What is NSN 3120-01-274-8217?

NSN 3120-01-274-8217 is a Bearing Half,sleeve, manufactured by Westerbeke Corporation, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-274-8217?

NSN 3120-01-274-8217 has 1 cross-referenced part number: 12370 (Westerbeke Corporation).

What NSN replaces 3120-01-274-8217?

There are 10 known substitutes for 3120-01-274-8217: 5950-00-005-3245, 5935-00-201-8527, 5133-00-262-2168 and 7 more. Verify interchangeability with system specifications before substitution.

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