PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

552Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-100-0326 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0326 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0326. Primary manufacturer part number: 552.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Outside Diameter: 4.8750 INCHES NOMINAL IN
  • Style Designator: NORMAL ANGLE
  • Material: STEEL OVERALL
  • Backface Corner Radius: 0.1250 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • 10 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 3110-00-100-0326, 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 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-100-0326
Primary Part Number552
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Outside Diameter4.8750 INCHES NOMINAL IN
Style DesignatorNORMAL ANGLE
MaterialSTEEL OVERALL
Backface Corner Radius0.1250 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5310-00-428-4768210139 INTERCHANGEABLE
Nut,adjusting
Briggs and Stratton Corp
5905-00-882-4360 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
6130-01-271-9704 INTERCHANGEABLE
Power Supply Assembly
3040-01-594-78865202-018 INTERCHANGEABLE
Accumulator,hydraulic
Bard Manufacturing Company
1560-01-717-0969120542 INTERCHANGEABLE
Block,radius
Naval Surface Warfare Center Dahlgren Div
Cross-Reference Index
Part NumberManufacturer
552 Ntn Bearing Corporation of America (USA)
552 PRIMARY The Timken Corporation (USA)
5202018 Vme Americas Inc Sub of Vme Group N V (USA)
552 Tyson Bearing Co Div Skf Industries Inc (USA)
552 PRIMARY Rbc Bearings Incorporated Div West Trenton Division (USA)
706609 Army Weapons Command Attn Amswe-Ree-S (USA)
5202018 Dana Off Highway Products, Llc (USA)
120542 General Motors Corp (USA)
210139 Acf Industries Inc (USA)
552 Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
5310-00-428-4768INTERCHANGEABLE
NUT,ADJUSTING
210139
5905-00-882-4360INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
6130-01-271-9704INTERCHANGEABLE
POWER SUPPLY ASSEMBLY
3040-01-594-7886INTERCHANGEABLE
ACCUMULATOR,HYDRAULIC
5202-018
1560-01-717-0969INTERCHANGEABLE
BLOCK,RADIUS
120542

Frequently Asked Questions

What is NSN 3110-00-100-0326?

NSN 3110-00-100-0326 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 3110-00-100-0326?

NSN 3110-00-100-0326 has 10 cross-referenced part numbers: 552 (Ntn Bearing Corporation of America), 552 (The Timken Corporation), 5202018 (Vme Americas Inc Sub of Vme Group N V), 552 (Tyson Bearing Co Div Skf Industries Inc), 552 (Rbc Bearings Incorporated Div West Trenton Division) and 5 more.

What NSN replaces 3110-00-100-0326?

There are 5 known substitutes for 3110-00-100-0326: 5310-00-428-4768, 5905-00-882-4360, 6130-01-271-9704 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 552?

Key specifications for 552: Overall Width: 1.3125 INCHES NOMINAL IN; Outside Diameter: 4.8750 INCHES NOMINAL IN; Style Designator: NORMAL ANGLE; Material: STEEL OVERALL. 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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