PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

05185Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-01-197-5568 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-197-5568 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-197-5568. Primary manufacturer part number: 05185.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Outside Diameter: 1.8504 INCHES NOMINAL IN
  • Style Designator: NORMAL ANGLE
  • Material: STEEL OVERALL
  • Backface Corner Radius: 0.0460 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • 3 verified cross-references
  • Primary manufacturer: The Timken Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-01-197-5568, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is The Timken Corporation. Government technical data includes 5 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-197-5568
Primary Part Number05185
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Outside Diameter1.8504 INCHES NOMINAL IN
Style DesignatorNORMAL ANGLE
MaterialSTEEL OVERALL
Backface Corner Radius0.0460 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-100-0636 INTERCHANGEABLE
Cup,tapered Roller Bearing
5330-00-179-089663X3863 INTERCHANGEABLE
Seal,plain Encased
Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
5330-01-197-5560 INTERCHANGEABLE
Seal,plain Encased
3110-01-197-5565 INTERCHANGEABLE
Cone and Rollers,tapered Roller
3110-01-197-556605062 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
3110-01-197-5567 INTERCHANGEABLE
Cup,tapered Roller Bearing
3010-01-207-4977 INTERCHANGEABLE
Gear Assembly,speed Decreaser
Cross-Reference Index
Part NumberManufacturer
A-816116 Leeds and Northrup Co a Unit of General Signal Corp (USA)
A-816116 PIECE 3 Leeds and Northrup Co a Unit of General Signal Corp (USA)
05185 PRIMARY The Timken Corporation (USA)
Related Parts
3110-00-100-0636INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
5330-00-179-0896INTERCHANGEABLE
SEAL,PLAIN ENCASED
63X3863
5330-01-197-5560INTERCHANGEABLE
SEAL,PLAIN ENCASED
3110-01-197-5565INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3110-01-197-5566INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
05062
3110-01-197-5567INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
3010-01-207-4977INTERCHANGEABLE
GEAR ASSEMBLY,SPEED DECREASER

Frequently Asked Questions

What is NSN 3110-01-197-5568?

NSN 3110-01-197-5568 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-197-5568?

NSN 3110-01-197-5568 has 3 cross-referenced part numbers: A-816116 (Leeds and Northrup Co a Unit of General Signal Corp), A-816116 PIECE 3 (Leeds and Northrup Co a Unit of General Signal Corp), 05185 (The Timken Corporation).

What NSN replaces 3110-01-197-5568?

There are 7 known substitutes for 3110-01-197-5568: 3110-00-100-0636, 5330-00-179-0896, 5330-01-197-5560 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 05185?

Key specifications for 05185: Outside Diameter: 1.8504 INCHES NOMINAL IN; Style Designator: NORMAL ANGLE; Material: STEEL OVERALL; Backface Corner Radius: 0.0460 INCHES NOMINAL IN. 6 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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