PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21-234Bearing Half,sleeve

Dresser Industries Inc Waukesha Engine Div · NSN 3120-00-575-5897 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-575-5897 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-575-5897. Primary manufacturer part number: 21-234.
Features
  • Bearing Half,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Dresser Industries Inc Waukesha Engine Div
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing Half,sleeve, cataloged under National Stock Number 3120-00-575-5897, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Dresser Industries Inc Waukesha Engine Div. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameBearing Half,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersDresser Industries Inc Waukesha Engine Div (CAGE 71995)
Technical Specifications
ParameterValue
NSN3120-00-575-5897
Primary Part Number21-234
Item NameBearing Half,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerDresser Industries Inc Waukesha Engine Div
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5110-00-186-6693 INTERCHANGEABLE
Reamer,hand
5365-00-202-167121234 INTERCHANGEABLE
Spacer,sleeve
Eaton Aerospace Llc
5330-00-286-7059 INTERCHANGEABLE
Seal,plain Encased
6685-00-487-461347B50 INTERCHANGEABLE
Indicator,temperature,electrical
Horizon Aerospace Llc Dba Magnetics Division
5310-00-550-436922ND16-02 INTERCHANGEABLE
Nut,self-Locking,spline
Esna, Llc
5330-00-591-270921234 INTERCHANGEABLE
Packing,preformed
Industrial Technologies and Services Llc
6685-01-377-6378 INTERCHANGEABLE
Gage,pressure,dial Indicating
4820-01-418-707721234-1010-2 INTERCHANGEABLE
Flange,gland,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-422-026821234-001 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-422-027121234-1010-1 INTERCHANGEABLE
Flange,gland,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
21-234 PRIMARY Dresser Industries Inc Waukesha Engine Div (USA)
Related Parts
5110-00-186-6693INTERCHANGEABLE
REAMER,HAND
5365-00-202-1671INTERCHANGEABLE
SPACER,SLEEVE
21234
5330-00-286-7059INTERCHANGEABLE
SEAL,PLAIN ENCASED
6685-00-487-4613INTERCHANGEABLE
INDICATOR,TEMPERATURE,ELECTRICAL
47B50
5310-00-550-4369INTERCHANGEABLE
NUT,SELF-LOCKING,SPLINE
22ND16-02
5330-00-591-2709INTERCHANGEABLE
PACKING,PREFORMED
21234
6685-01-377-6378INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
4820-01-418-7077INTERCHANGEABLE
FLANGE,GLAND,VALVE
21234-1010-2
4820-01-422-0268INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21234-001
4820-01-422-0271INTERCHANGEABLE
FLANGE,GLAND,VALVE
21234-1010-1
4820-01-422-0272INTERCHANGEABLE
STEM,NEEDLE VALVE
21234-1009-1
4820-01-422-0294INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
21234-850-1

Frequently Asked Questions

What is NSN 3120-00-575-5897?

NSN 3120-00-575-5897 is a Bearing Half,sleeve, manufactured by Dresser Industries Inc Waukesha Engine Div, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-575-5897?

NSN 3120-00-575-5897 has 1 cross-referenced part number: 21-234 (Dresser Industries Inc Waukesha Engine Div).

What NSN replaces 3120-00-575-5897?

There are 12 known substitutes for 3120-00-575-5897: 5110-00-186-6693, 5365-00-202-1671, 5330-00-286-7059 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 3120-00-575-5897 still in active supply?

NSN 3120-00-575-5897 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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