PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

186341PC232Bearing,ball,annular

Siemens Energy, Inc. Dba Dresser-Rand · NSN 3110-00-159-9283 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-159-9283 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-159-9283. Primary manufacturer part number: 186341PC232.
Features
  • Bearing,ball,annular — FSC 3110
  • Surface Finish: UNGROUND
  • Material: STEEL OVERALL
  • Style Designator: RADIAL AND THRUST, MACHINED INNER RING
  • Bore Diameter: 0.3125 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
  • Contact Angle: 25.0 DEGREES MAXIMUM
  • Internal Fit-Up Designation: STANDARD
  • Load Direction: ANGULAR
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Bearing,ball,annular, cataloged under National Stock Number 3110-00-159-9283, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Siemens Energy, Inc. Dba Dresser-Rand. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-159-9283
Primary Part Number186341PC232
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSiemens Energy, Inc. Dba Dresser-Rand
StatusACTIVE
Surface FinishUNGROUND
MaterialSTEEL OVERALL
Style DesignatorRADIAL AND THRUST, MACHINED INNER RING
Bore Diameter0.3125 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
Contact Angle25.0 DEGREES MAXIMUM
Internal Fit-Up DesignationSTANDARD
Load DirectionANGULAR
Inner Ring Width0.3438 INCHES NOMINAL IN
Overall Outside Diameter1.0469 INCHES MINIMUM AND 1.0519 INCHES MAXIMUM IN
Outer Ring Width0.4062 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-032-6171R503 INTERCHANGEABLE
Socket,socket Wrench
Hiller Aircraft Corporation
5977-00-337-81121906945 INTERCHANGEABLE
Brush,electrical Contact
Delco Remy America Inc
4820-00-664-6655 INTERCHANGEABLE
Valve,regulating,fluid Pressure
5999-01-597-9377R50-3 INTERCHANGEABLE
Contact,electrical
Test Connections, Inc.
6850-01-698-2269R-503 INTERCHANGEABLE
Inspection Penetrant
Mcgean-Rohco Inc
Cross-Reference Index
Part NumberManufacturer
186341PC232 Siemens Energy, Inc. Dba Dresser-Rand (USA)
185476PC232 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
186322PC232 Siemens Energy, Inc. Dba Dresser-Rand (USA)
186942PC232 Ingersoll Rand Co (USA)
166345PC232 Ingersoll Rand Co (USA)
166345PC232 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
185450PC232 Siemens Energy, Inc. Dba Dresser-Rand (USA)
185853PC339 Ingersoll Rand Co (USA)
185438PC221 Ingersoll Rand Co (USA)
184656PC232 Ingersoll Rand Co (USA)
186795PC232 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
185786PC339 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
R503 Ingersoll Rand Co (USA)
166412PC232 Ingersoll Rand Co (USA)
184656PC232 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
166560PC232 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
188405PC221 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
189137PC339 Siemens Energy, Inc. Dba Dresser-Rand (USA)
186341PC232 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
R503 Skf Usa Inc. (USA)
Related Parts
5120-00-032-6171INTERCHANGEABLE
SOCKET,SOCKET WRENCH
R503
5977-00-337-8112INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
1906945
4820-00-664-6655INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
5999-01-597-9377INTERCHANGEABLE
CONTACT,ELECTRICAL
R50-3
6850-01-698-2269INTERCHANGEABLE
INSPECTION PENETRANT
R-503

Frequently Asked Questions

What is NSN 3110-00-159-9283?

NSN 3110-00-159-9283 is a Bearing,ball,annular, manufactured by Siemens Energy, Inc. Dba Dresser-Rand, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-159-9283?

NSN 3110-00-159-9283 has 50 cross-referenced part numbers: 186341PC232 (Siemens Energy, Inc. Dba Dresser-Rand), 185476PC232 (Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture), 186322PC232 (Siemens Energy, Inc. Dba Dresser-Rand), 186942PC232 (Ingersoll Rand Co), 166345PC232 (Ingersoll Rand Co) and 45 more.

What NSN replaces 3110-00-159-9283?

There are 5 known substitutes for 3110-00-159-9283: 5120-00-032-6171, 5977-00-337-8112, 4820-00-664-6655 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 186341PC232?

Key specifications for 186341PC232: Surface Finish: UNGROUND; Material: STEEL OVERALL; Style Designator: RADIAL AND THRUST, MACHINED INNER RING; Bore Diameter: 0.3125 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.

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