PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550230Cup,tapered Roller Bearing

Roper Industries Inc Roper Pump Co Div · NSN 3110-00-100-0556 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-100-0556 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-100-0556. Primary manufacturer part number: 550230.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • 49 verified cross-references
  • Primary manufacturer: Roper Industries Inc Roper Pump Co Div
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-100-0556, 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. This item has 49 commercial cross-references from 33 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameCup,tapered Roller Bearing
FSC / FSG3110 — No Item Name Available (FSG 31)
ManufacturersRoper Industries Inc Roper Pump Co Div (CAGE 58923); Kalmar AC Inc (CAGE 0AHU0); Hyster-Yale Group, Inc. Dba Yale Materials Handling (CAGE 83299); Arrow-Master, Incorporated (CAGE 55207); Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (CAGE 16662)
Technical Specifications
ParameterValue
NSN3110-00-100-0556
Primary Part Number550230
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerRoper Industries Inc Roper Pump Co Div
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2590-00-056-8423103690 INTERCHANGEABLE
Cap,filler Opening
Provision, Inc. Dba Provision Inc
5910-00-063-827426822 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Thales Defense & Security Inc Dba Thales Communications Inc
3110-00-100-060055437 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5950-00-152-9567 INTERCHANGEABLE
Transformer,power
3030-00-160-8285A27 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
2510-00-176-946611641029 INTERCHANGEABLE
Shock Absorber,direct Action
U S Army Tank Automotive Command Amsta-Im-Mm
5133-00-189-9290 INTERCHANGEABLE
Drill,twist
5136-00-228-100454154 INTERCHANGEABLE
Tap,thread Cutting
Tapco Cutting Tools Inc
5330-00-346-299954154-1 INTERCHANGEABLE
Seal,threaded
Hamilton Sundstrand Corporation
5136-00-403-555126822 INTERCHANGEABLE
Die Head and Die,hand
Curtis-Toledo, Inc.
Cross-Reference Index
Part NumberManufacturer
550230 PRIMARY Roper Industries Inc Roper Pump Co Div (USA)
70042887 Kalmar AC Inc (USA)
540848 Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA)
26822 Arrow-Master, Incorporated (USA)
007-654167 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
0042887 New Holland Construction (USA)
26822 The Timken Company (FRA)
654167 Hoist Liftruck Mfg Inc (USA)
ME130-2 PRIMARY Wisconsin Motors, Llc (USA)
26822 Clark Equipment Co (USA)
620734 Towmotor Corp Dallas Plant Sub of Caterpillar Tractor Co (USA)
120284V General Motors Corp (USA)
BT26822 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
54154 PRIMARY Am General Llc (USA)
K26822 Skf France (FRA)
15781 Mitsubishi Caterpillar Forklift America, Inc (USA)
550230 PRIMARY Dana Corp Spicer Transmission Div (USA)
38633 Colson Corp the (USA)
4254695-2 PRIMARY Agco Corp Parts Opn (USA)
26822 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
2590-00-056-8423INTERCHANGEABLE
CAP,FILLER OPENING
103690
5910-00-063-8274INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
26822
3110-00-100-0600INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
55437
5950-00-152-9567INTERCHANGEABLE
TRANSFORMER,POWER
3030-00-160-8285INTERCHANGEABLE
BELT,V
A27
2510-00-176-9466INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
11641029
5133-00-189-9290INTERCHANGEABLE
DRILL,TWIST
5136-00-228-1004INTERCHANGEABLE
TAP,THREAD CUTTING
54154
5330-00-346-2999INTERCHANGEABLE
SEAL,THREADED
54154-1
5136-00-403-5551INTERCHANGEABLE
DIE HEAD AND DIE,HAND
26822
5950-00-434-0799INTERCHANGEABLE
TRANSFORMER,POWER
311-13750-01
5935-00-448-9270INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
30-087-1

Frequently Asked Questions

What is NSN 3110-00-100-0556?

NSN 3110-00-100-0556 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 3110-00-100-0556?

NSN 3110-00-100-0556 has 49 cross-referenced part numbers: 550230 (Roper Industries Inc Roper Pump Co Div), 70042887 (Kalmar AC Inc), 540848 (Hyster-Yale Group, Inc. Dba Yale Materials Handling), 26822 (Arrow-Master, Incorporated), 007-654167 (Lift Parts Mfg Co Inc Div of Echlin Mfg Co the) and 44 more.

What NSN replaces 3110-00-100-0556?

There are 12 known substitutes for 3110-00-100-0556: 2590-00-056-8423, 5910-00-063-8274, 3110-00-100-0600 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 3110-00-100-0556 still in active supply?

NSN 3110-00-100-0556 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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