PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500203-235Bearing,ball,annular

Viking Technologies, Ltd. · NSN 3110-00-198-2890 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-198-2890 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-198-2890. Primary manufacturer part number: 500203-235.
Features
  • Bearing,ball,annular — FSC 3110
  • Surface Finish: GROUND
  • Standard Tolerance Designation: ABEC NO.5
  • Flange Outside Diameter: 0.3590 INCHES NOMINAL IN
  • Outer Ring Outside Diameter: 0.3125 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: LOADING GROOVE, NON-SEPARABLE
  • Flange Width: 0.0230 INCHES NOMINAL IN
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 3110-00-198-2890, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Viking Technologies, Ltd.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-198-2890
Primary Part Number500203-235
Item NameBearing,ball,annular
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerViking Technologies, Ltd.
StatusCANCELLED
Surface FinishGROUND
Standard Tolerance DesignationABEC NO.5
Flange Outside Diameter0.3590 INCHES NOMINAL IN
Outer Ring Outside Diameter0.3125 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorLOADING GROOVE, NON-SEPARABLE
Flange Width0.0230 INCHES NOMINAL IN
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Load DirectionRADIAL
Bore Diameter0.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
7830-01-083-9299812702 INTERCHANGEABLE
Bench,weightlifter Press Support
Bsn Sports, Llc
5331-01-131-50392667648-10 INTERCHANGEABLE
O-Ring
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
Cross-Reference Index
Part NumberManufacturer
518FK7 Mpb Corp Div Timken Super Precision (USA)
F154K25 New Hampshire Ball Bearings Inc Div Hitech Division (USA)
1015989-4 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
500203-235 PRIMARY Viking Technologies, Ltd. (USA)
MZ6 Columbia Scientific Corp (USA)
518F Mpb Corp Div Timken Super Precision (USA)
941131-58 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
MILL7880 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
F154A New Hampshire Ball Bearings Inc Div Hitech Division (USA)
Related Parts
7830-01-083-9299INTERCHANGEABLE
BENCH,WEIGHTLIFTER PRESS SUPPORT
812702
5331-01-131-5039INTERCHANGEABLE
O-RING
2667648-10

Frequently Asked Questions

What is NSN 3110-00-198-2890?

NSN 3110-00-198-2890 is a Bearing,ball,annular, manufactured by Viking Technologies, Ltd., classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-198-2890?

NSN 3110-00-198-2890 has 9 cross-referenced part numbers: 518FK7 (Mpb Corp Div Timken Super Precision), F154K25 (New Hampshire Ball Bearings Inc Div Hitech Division), 1015989-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 500203-235 (Viking Technologies, Ltd.), MZ6 (Columbia Scientific Corp) and 4 more.

What NSN replaces 3110-00-198-2890?

There are 2 known substitutes for 3110-00-198-2890: 7830-01-083-9299, 5331-01-131-5039. Verify interchangeability with system specifications before substitution.

What are the specifications of 500203-235?

Key specifications for 500203-235: Surface Finish: GROUND; Standard Tolerance Designation: ABEC NO.5; Flange Outside Diameter: 0.3590 INCHES NOMINAL IN; Outer Ring Outside Diameter: 0.3125 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-198-2890 still in active supply?

NSN 3110-00-198-2890 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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