PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23552Housing,bearing Unit

Ridge Tool Company · NSN 3130-01-501-4290 · FSC 3130 · No Item Name Available
Verified by PartsTable
NSN 3130-01-501-4290 — this item is cataloged by the U.S. Government under National Stock Number 3130-01-501-4290. Primary manufacturer part number: 23552.
Features
  • Housing,bearing Unit — FSC 3130
  • 2 verified cross-references
  • Primary manufacturer: Ridge Tool Company
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Housing,bearing Unit, cataloged under National Stock Number 3130-01-501-4290, is classified within Federal Supply Class 3130 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ridge Tool Company. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 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)
ManufacturersRidge Tool Company (CAGE 50893)
Technical Specifications
ParameterValue
NSN3130-01-501-4290
Primary Part Number23552
Item NameHousing,bearing Unit
FSC / FSG3130 / 31 — No Item Name Available
ManufacturerRidge Tool Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-478-774623552 INTERCHANGEABLE
Transformer,audio Frequency
L3harris Technologies, Inc Div Space & Airborne Systems
5365-00-710-1828 INTERCHANGEABLE
Shim Set
5330-00-908-684323552 INTERCHANGEABLE
Gasket
Bellofram Corporation
5970-00-944-50152355-2 INTERCHANGEABLE
Tape,insulation,electrical
Saint-Gobain Performance Plastics Corp Div Composites
5330-01-366-509823552 INTERCHANGEABLE
Seal,plain
Tld Ace Corp Div Tld Ace
6515-01-545-8866989803205881 INTERCHANGEABLE
Sensor,blood Gas Monitoring
Philips North America Llc Dba Philips Healthcare
Cross-Reference Index
Part NumberManufacturer
23552 PRIMARY Ridge Tool Company (USA)
278-103-221 Ridge Tool Company (USA)
Related Parts
5950-00-478-7746INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
23552
5365-00-710-1828INTERCHANGEABLE
SHIM SET
5330-00-908-6843INTERCHANGEABLE
GASKET
23552
5970-00-944-5015INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
2355-2
5330-01-366-5098INTERCHANGEABLE
SEAL,PLAIN
23552
6515-01-545-8866INTERCHANGEABLE
SENSOR,BLOOD GAS MONITORING
989803205881

Frequently Asked Questions

What is NSN 3130-01-501-4290?

NSN 3130-01-501-4290 is a Housing,bearing Unit, manufactured by Ridge Tool Company, classified under FSC 3130 (No Item Name Available). Status: active.

What are the part numbers for NSN 3130-01-501-4290?

NSN 3130-01-501-4290 has 2 cross-referenced part numbers: 23552 (Ridge Tool Company), 278-103-221 (Ridge Tool Company).

What NSN replaces 3130-01-501-4290?

There are 6 known substitutes for 3130-01-501-4290: 5950-00-478-7746, 5365-00-710-1828, 5330-00-908-6843 and 3 more. Verify interchangeability with system specifications before substitution.

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