PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1428R200Ring,bearing,inner

Meritor Heavy Vehicle Systems, Llc · NSN 3110-00-112-1273 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-112-1273 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-112-1273. Primary manufacturer part number: 1428R200.
Features
  • Ring,bearing,inner — FSC 3110
  • Smallest Outside Diameter: 2.5648 INCHES NOMINAL IN
  • Standard Tolerance Designation: RBEC NO.1
  • Bore Diameter: 50.0 MILLIMETERS NOMINAL MM
  • Surface Finish: GROUND
  • Style Designator: INNER RING, ROLLER, SINGLE LIP
  • Material: STEEL OVERALL
  • Bore Shape: STRAIGHT
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Ring,bearing,inner, cataloged under National Stock Number 3110-00-112-1273, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-112-1273
Primary Part Number1428R200
Item NameRing,bearing,inner
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMeritor Heavy Vehicle Systems, Llc
StatusACTIVE
Smallest Outside Diameter2.5648 INCHES NOMINAL IN
Standard Tolerance DesignationRBEC NO.1
Bore Diameter50.0 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Style DesignatorINNER RING, ROLLER, SINGLE LIP
MaterialSTEEL OVERALL
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-100-060765500 INTERCHANGEABLE
Cup,tapered Roller Bearing
Ntn Bearing Corporation of America
Cross-Reference Index
Part NumberManufacturer
1428R200 PRIMARY Meritor Heavy Vehicle Systems, Llc (USA)
MR1310 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
187095 Komatsu American Intl Co (USA)
Related Parts
3110-00-100-0607INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
65500

Frequently Asked Questions

What is NSN 3110-00-112-1273?

NSN 3110-00-112-1273 is a Ring,bearing,inner, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-112-1273?

NSN 3110-00-112-1273 has 3 cross-referenced part numbers: 1428R200 (Meritor Heavy Vehicle Systems, Llc), MR1310 (Federal-Mogul Corp Government Sales Dept), 187095 (Komatsu American Intl Co).

What NSN replaces 3110-00-112-1273?

There is 1 known substitute for 3110-00-112-1273: 3110-00-100-0607. Verify interchangeability with system specifications before substitution.

What are the specifications of 1428R200?

Key specifications for 1428R200: Smallest Outside Diameter: 2.5648 INCHES NOMINAL IN; Standard Tolerance Designation: RBEC NO.1; Bore Diameter: 50.0 MILLIMETERS NOMINAL MM; Special Features: NO(E. 9 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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