PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6438BHousing,bearing Unit

Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions · NSN 3130-01-140-0533 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-01-140-0533 — this item is cataloged by the U.S. Government under National Stock Number 3130-01-140-0533. Primary manufacturer part number: 6438B.
Features
  • Housing,bearing Unit — FSC 3130
  • 4 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Housing,bearing Unit, cataloged under National Stock Number 3130-01-140-0533, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameHousing,bearing Unit
FSC / FSG3130 — No Item Name Available (FSG 31)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (CAGE 830Q4); Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (CAGE 8FGX3); Siemens Energy, Inc. Dba Dresser-Rand (CAGE 0AT62); Dresser-Rand Co Worthington Compressor Opn a Joint Venture (CAGE 93236)
Technical Specifications
ParameterValue
NSN3130-01-140-0533
Primary Part Number6438B
Item NameHousing,bearing Unit
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5935-00-417-0519 INTERCHANGEABLE
Connector,plug,electrical
3040-01-074-4717 INTERCHANGEABLE
Collar,shaft
6120-01-546-29246438B INTERCHANGEABLE
Power Supply
Hewlett-Packard Company Dba HP
Cross-Reference Index
Part NumberManufacturer
6438B Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
6438B PRIMARY Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
6438B Siemens Energy, Inc. Dba Dresser-Rand (USA)
6438B Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA)
Related Parts
5935-00-417-0519INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
3040-01-074-4717INTERCHANGEABLE
COLLAR,SHAFT
6120-01-546-2924INTERCHANGEABLE
POWER SUPPLY
6438B

Frequently Asked Questions

What is NSN 3130-01-140-0533?

NSN 3130-01-140-0533 is a Housing,bearing Unit, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-01-140-0533?

NSN 3130-01-140-0533 has 4 cross-referenced part numbers: 6438B (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 6438B (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 6438B (Siemens Energy, Inc. Dba Dresser-Rand), 6438B (Dresser-Rand Co Worthington Compressor Opn a Joint Venture).

What NSN replaces 3130-01-140-0533?

There are 3 known substitutes for 3130-01-140-0533: 5935-00-417-0519, 3040-01-074-4717, 6120-01-546-2924. Verify interchangeability with system specifications before substitution.

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