PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550233Cup,tapered Roller Bearing

Roper Industries Inc Roper Pump Co Div · NSN 3110-00-100-0571 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0571 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0571. Primary manufacturer part number: 550233.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Backface Corner Radius: 0.1250 INCHES NOMINAL IN
  • Outside Diameter: 3.0000 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Style Designator: NORMAL ANGLE
  • Material: STEEL OVERALL
  • 50 verified cross-references
  • Primary manufacturer: Roper Industries Inc Roper Pump Co Div
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 3110-00-100-0571, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Roper Industries Inc Roper Pump Co Div. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 36 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-100-0571
Primary Part Number550233
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRoper Industries Inc Roper Pump Co Div
StatusCANCELLED
Backface Corner Radius0.1250 INCHES NOMINAL IN
Outside Diameter3.0000 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Style DesignatorNORMAL ANGLE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-036-1508N22619 INTERCHANGEABLE
Cylinder Plate,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
5315-00-044-419322619 INTERCHANGEABLE
Pin,straight,headless
Mid-America Aerotech, Llc
3030-00-056-979412-04760-00 INTERCHANGEABLE
Belt,positive Drive
Compaq Federal Llc
5930-00-108-7078308-0068 INTERCHANGEABLE
Switch,toggle
Cummins Power Generation Inc.
4810-00-168-8747 INTERCHANGEABLE
Seat,valve
3455-00-517-596517675 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3455-00-540-229319949 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
4820-00-594-697915359 INTERCHANGEABLE
Seat,valve
Mid-America Aerotech, Llc
3130-00-782-44249902.23 INTERCHANGEABLE
Housing,bearing Unit
Hannay Reels Inc
5895-00-788-174418129 INTERCHANGEABLE
Element Assembly
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
663598 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
22619 Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations (USA)
550233 PRIMARY Roper Industries Inc Roper Pump Co Div (USA)
128242R1 International Harvester Co Agricultural Equipment Div (USA)
663644 Sasco Inc Canadian Div
86H4616 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
31520 The Timken Company (FRA)
31520 PRIMARY The Timken Corporation (USA)
15359 PRIMARY Dana Corp Spicer Transmission Div (USA)
X329247 Sasco Inc Canadian Div
K31520 Skf France (FRA)
U52877 Am General Llc (USA)
30222 Hyster-Yale Group, Inc. (USA)
550233 Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products (USA)
9415243 PRIMARY General Motors Corp (USA)
706877 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
31520 PRIMARY Meritor Heavy Vehicle Systems, Llc (USA)
4253275 Kalmar AC Inc (USA)
P6673 Koehring Co Lorain Div (USA)
698413 Chrysler Corp Hamtramck Assembly (USA)
Related Parts
4820-00-036-1508INTERCHANGEABLE
CYLINDER PLATE,VALVE
N22619
5315-00-044-4193INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
22619
3030-00-056-9794INTERCHANGEABLE
BELT,POSITIVE DRIVE
12-04760-00
5930-00-108-7078INTERCHANGEABLE
SWITCH,TOGGLE
308-0068
4810-00-168-8747INTERCHANGEABLE
SEAT,VALVE
3455-00-517-5965INTERCHANGEABLE
CUTTER,MILLING,END
17675
3455-00-540-2293INTERCHANGEABLE
REAMER,MACHINE
19949
4820-00-594-6979INTERCHANGEABLE
SEAT,VALVE
15359
3130-00-782-4424INTERCHANGEABLE
HOUSING,BEARING UNIT
9902.23
5895-00-788-1744INTERCHANGEABLE
ELEMENT ASSEMBLY
18129
5945-00-812-7239INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
15359
5355-00-829-0488INTERCHANGEABLE
DIAL,CONTROL
3022-2GE

Frequently Asked Questions

What is NSN 3110-00-100-0571?

NSN 3110-00-100-0571 is a Cup,tapered Roller Bearing, manufactured by Roper Industries Inc Roper Pump Co Div, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-100-0571?

NSN 3110-00-100-0571 has 50 cross-referenced part numbers: 663598 (Chrysler Realty Company Llc Dba Daimler Chrysler), 22619 (Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations), 550233 (Roper Industries Inc Roper Pump Co Div), 128242R1 (International Harvester Co Agricultural Equipment Div), 663644 (Sasco Inc Canadian Div) and 45 more.

What NSN replaces 3110-00-100-0571?

There are 12 known substitutes for 3110-00-100-0571: 4820-00-036-1508, 5315-00-044-4193, 3030-00-056-9794 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 550233?

Key specifications for 550233: Backface Corner Radius: 0.1250 INCHES NOMINAL IN; Special Features: AXIAL DISTANCE BETWEEN CENTER OF CUP CONTACT LINE AND BEARING STABILITY POINT ON SHAFT AXIS 0.3100 IN. IN; Outside Diameter: 3.0000 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-100-0571 still in active supply?

NSN 3110-00-100-0571 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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