PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521924-2Bearing,roller,cylindrical

Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines · NSN 3110-00-630-1759 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-630-1759 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-630-1759. Primary manufacturer part number: 521924-2.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Internal Fit-Up Designation: STANDARD
  • Locating Feature: ONE DIRECTION
  • Material: STEEL ROLLER
  • Material: STEEL OUTER RING
  • Material: STEEL INNER RING
  • Style Designator: SINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
  • Material: COPPER ALLOY RETAINER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Roller construction
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-630-1759, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-630-1759
Primary Part Number521924-2
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTeledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines
StatusCANCELLED
Internal Fit-Up DesignationSTANDARD
Locating FeatureONE DIRECTION
MaterialSTEEL ROLLER
MaterialSTEEL OUTER RING
MaterialSTEEL INNER RING
Style DesignatorSINGLE ROW, ONE-DIRECTION LOCATING, TWO LIP INNER RING, ONE LIP OUTER RING, SEPARABLE
MaterialCOPPER ALLOY RETAINER
Retainer Fabrication MethodMACHINED
Overall Outside Diameter55.0 MILLIMETERS NOMINAL MM
Standard Tolerance DesignationRBEC NO.5
Surface FinishGROUND
Bore Diameter30.0 MILLIMETERS NOMINAL MM
Bore ShapeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5980-01-144-1220521-9450 INTERCHANGEABLE
Light Emitting Diode
Dialight Corporation
Cross-Reference Index
Part NumberManufacturer
R106KD200 Skf Usa Inc. (USA)
R106KB200 Skf Usa Inc. (USA)
521924-2 PRIMARY Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines (USA)
Related Parts
5980-01-144-1220INTERCHANGEABLE
LIGHT EMITTING DIODE
521-9450

Frequently Asked Questions

What is NSN 3110-00-630-1759?

NSN 3110-00-630-1759 is a Bearing,roller,cylindrical, manufactured by Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-630-1759?

NSN 3110-00-630-1759 has 3 cross-referenced part numbers: R106KD200 (Skf Usa Inc.), R106KB200 (Skf Usa Inc.), 521924-2 (Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines).

What NSN replaces 3110-00-630-1759?

There is 1 known substitute for 3110-00-630-1759: 5980-01-144-1220. Verify interchangeability with system specifications before substitution.

What are the specifications of 521924-2?

Key specifications for 521924-2: Internal Fit-Up Designation: STANDARD; Locating Feature: ONE DIRECTION; Material: STEEL ROLLER; Material: STEEL OUTER RING. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-630-1759 still in active supply?

NSN 3110-00-630-1759 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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