PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

205RBearing,ball,annular

Skf Usa Inc. · NSN 3110-00-156-5202 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-156-5202 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-156-5202. Primary manufacturer part number: 205R.
Features
  • Bearing,ball,annular — FSC 3110
  • Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE
  • Load Direction: RADIAL
  • Standard Tolerance Designation: ABEC NO.1
  • Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE
  • Material: STEEL OVERALL
  • Load Direction: RADIAL
  • Retainer Fabrication Method: PRESSED
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 3110-00-156-5202, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Skf Usa Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN3110-00-156-5202
Primary Part Number205R
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSkf Usa Inc.
StatusACTIVE
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
Load DirectionRADIAL
Standard Tolerance DesignationABEC NO.1
Style DesignatorCOUNTERBORED OUTER RING, NON-SEPARABLE
MaterialSTEEL OVERALL
Load DirectionRADIAL
Retainer Fabrication MethodPRESSED
Internal Fit-Up DesignationSTANDARD
Bore Diameter25.00 MILLIMETERS NOMINAL MM
MaterialSTEEL OVERALL
Internal Fit-Up DesignationSTANDARD
Overall Outside Diameter52.00 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Standard Tolerance DesignationABEC NO.1
Bore ShapeSTRAIGHT
Surface FinishGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-156-80067205 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
6220-00-768-4105 INTERCHANGEABLE
Light,marker,clearance
5905-00-944-92102118869-7 INTERCHANGEABLE
Resistor,fixed,wire Wound
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
BBFM105 Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters (USA)
205R PRIMARY Skf Usa Inc. (USA)
BBFM105 Ingersoll Rand Co (USA)
205WI Timken Co Div the Timken Company (USA)
Related Parts
3110-00-156-8006INTERCHANGEABLE
BEARING,BALL,ANNULAR
7205
6220-00-768-4105INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
5905-00-944-9210INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
2118869-7

Frequently Asked Questions

What is NSN 3110-00-156-5202?

NSN 3110-00-156-5202 is a Bearing,ball,annular, manufactured by Skf Usa Inc., classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-156-5202?

NSN 3110-00-156-5202 has 4 cross-referenced part numbers: BBFM105 (Ingersoll-Rand Co Proto Tool Div Tool Group Headquarters), 205R (Skf Usa Inc.), BBFM105 (Ingersoll Rand Co), 205WI (Timken Co Div the Timken Company).

What NSN replaces 3110-00-156-5202?

There are 3 known substitutes for 3110-00-156-5202: 3110-00-156-8006, 6220-00-768-4105, 5905-00-944-9210. Verify interchangeability with system specifications before substitution.

What are the specifications of 205R?

Key specifications for 205R: Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE; Load Direction: RADIAL; Standard Tolerance Designation: ABEC NO.1; Style Designator: COUNTERBORED OUTER RING, NON-SEPARABLE. 17 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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