PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1202UMR101Bearing,roller,cylindrical

Regal Beloit America, Inc. Dba Rollway Bearing · NSN 3110-00-190-6666 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-190-6666 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-190-6666. Primary manufacturer part number: 1202UMR101.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Locating Feature: NONLOCATING
  • Material: STEEL OVERALL
  • Locating Feature: NONLOCATING
  • Style Designator: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
  • Material: STEEL OVERALL
  • Surface Finish: GROUND
  • 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,roller,cylindrical, cataloged under National Stock Number 3110-00-190-6666, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Regal Beloit America, Inc. Dba Rollway Bearing. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 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
NSN3110-00-190-6666
Primary Part Number1202UMR101
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRegal Beloit America, Inc. Dba Rollway Bearing
StatusCANCELLED
Locating FeatureNONLOCATING
MaterialSTEEL OVERALL
Locating FeatureNONLOCATING
Style DesignatorSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
MaterialSTEEL OVERALL
Surface FinishGROUND
Retainer Fabrication MethodPRESSED
Style DesignatorSINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE
Standard Tolerance DesignationRBEC NO.1
Bore ShapeSTRAIGHT
Bore Diameter20.07 MILLIMETERS NOMINAL MM
Overall Outside Diameter35.0 MILLIMETERS NOMINAL MM
Internal Fit-Up DesignationSTANDARD
Bore ShapeSTRAIGHT
Standard Tolerance DesignationRBEC NO.1
Internal Fit-Up DesignationSTANDARD
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5950-00-838-288952011 INTERCHANGEABLE
Transformer,radio Frequency
Magnetika Inc Div Magnetika/phillipsburg Location
5920-01-012-6202 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
7450097 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
1202WB General Motors Corp (USA)
7450097 General Motors Corp (USA)
712042 Army Weapons Command Attn Amswe-Ree-S (USA)
1202UMR101 PRIMARY Regal Beloit America, Inc. Dba Rollway Bearing (USA)
8350830 PRIMARY Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA)
7768139 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
3110004061539 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
8350830 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
1202WB General Motors Corp Delco Moraine Ndh Div (USA)
Related Parts
5950-00-838-2889INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
52011
5920-01-012-6202INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 3110-00-190-6666?

NSN 3110-00-190-6666 is a Bearing,roller,cylindrical, manufactured by Regal Beloit America, Inc. Dba Rollway Bearing, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-190-6666?

NSN 3110-00-190-6666 has 10 cross-referenced part numbers: 7450097 (Allison Transmission Inc Dba Allison Transmission, Inc), 1202WB (General Motors Corp), 7450097 (General Motors Corp), 712042 (Army Weapons Command Attn Amswe-Ree-S), 1202UMR101 (Regal Beloit America, Inc. Dba Rollway Bearing) and 5 more.

What NSN replaces 3110-00-190-6666?

There are 2 known substitutes for 3110-00-190-6666: 5950-00-838-2889, 5920-01-012-6202. Verify interchangeability with system specifications before substitution.

What are the specifications of 1202UMR101?

Key specifications for 1202UMR101: Locating Feature: NONLOCATING; Material: STEEL OVERALL; Locating Feature: NONLOCATING; Style Designator: SINGLE ROW, NON-LOCATING, CYLINDRICAL INNER RING, TWO LIP OUTER RING, SEPARABLE. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-190-6666 still in active supply?

NSN 3110-00-190-6666 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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