PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48220Cup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-278-7548 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-278-7548 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-278-7548. Primary manufacturer part number: 48220.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Backface Corner Radius: 0.1250 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Style Designator: NORMAL ANGLE
  • Material: STEEL OVERALL
  • Outside Diameter: 7.1875 INCHES NOMINAL IN
  • 22 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 3110-00-278-7548, 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 22 commercial cross-references from 18 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3110-00-278-7548
Primary Part Number48220
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusCANCELLED
Backface Corner Radius0.1250 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
Style DesignatorNORMAL ANGLE
MaterialSTEEL OVERALL
Outside Diameter7.1875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4820-00-274-364615-416 INTERCHANGEABLE
Cock,plug
Dresser Industries Inc Leroi Div
3110-00-289-658548290 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5945-00-677-8300 INTERCHANGEABLE
Relay,electromagnetic
6605-00-787-8891 INTERCHANGEABLE
React0r Assembly
5305-00-929-826593322 INTERCHANGEABLE
Screw,air Cleaner
Briggs and Stratton Corp
5950-01-092-2480 INTERCHANGEABLE
Coil,radio Frequency
5330-01-121-4873P637-3 INTERCHANGEABLE
Gasket
Superior Valve Co
5950-01-154-8298 INTERCHANGEABLE
Transformer,power
6510-01-159-1764 INTERCHANGEABLE
Bandage,gauze
5342-01-213-579472-2174 INTERCHANGEABLE
Clamp,cable
Afcon Products, Inc.
Cross-Reference Index
Part NumberManufacturer
48220 The Timken Corporation (USA)
48220 Meritor Industrial Products, Llc (USA)
A-12806 The Timken Corporation (USA)
348220 Textron Inc (USA)
93322 Fwd Seagrave Holdings Lp (USA)
48220-2-24 The Timken Corporation (USA)
2034489 Eaton Corp Forestry and Construction Equipment Div Batavia Plant (USA)
P6373 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
48220 Ntn Bearing Corporation of America (USA)
97626 Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA)
AA59649-736B Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
9-049-100541 Grove U.s. Llc Dba Grove Us Llc (USA)
742262 Dana Off Highway Products, Llc (USA)
742262 Clark Equipment Co (USA)
A-A-59649 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
722174 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
P6373 Koehring Co Lorain Div (USA)
E050507 Bros Inc
97626 Hyster-Yale Group, Inc. (USA)
A-49044-68 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
4820-00-274-3646INTERCHANGEABLE
COCK,PLUG
15-416
3110-00-289-6585INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
48290
5945-00-677-8300INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6605-00-787-8891INTERCHANGEABLE
REACT0R ASSEMBLY
5305-00-929-8265INTERCHANGEABLE
SCREW,AIR CLEANER
93322
5950-01-092-2480INTERCHANGEABLE
COIL,RADIO FREQUENCY
5330-01-121-4873INTERCHANGEABLE
GASKET
P637-3
5950-01-154-8298INTERCHANGEABLE
TRANSFORMER,POWER
6510-01-159-1764INTERCHANGEABLE
BANDAGE,GAUZE
5342-01-213-5794INTERCHANGEABLE
CLAMP,CABLE
72-2174
5995-01-469-7452INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
72217-4

Frequently Asked Questions

What is NSN 3110-00-278-7548?

NSN 3110-00-278-7548 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3110-00-278-7548?

NSN 3110-00-278-7548 has 22 cross-referenced part numbers: 48220 (The Timken Corporation), 48220 (Meritor Industrial Products, Llc), A-12806 (The Timken Corporation), 348220 (Textron Inc), 93322 (Fwd Seagrave Holdings Lp) and 17 more.

What NSN replaces 3110-00-278-7548?

There are 11 known substitutes for 3110-00-278-7548: 4820-00-274-3646, 3110-00-289-6585, 5945-00-677-8300 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48220?

Key specifications for 48220: Overall Width: 1.3125 INCHES NOMINAL IN; Backface Corner Radius: 0.1250 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Style Designator: NORMAL ANGLE. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3110-00-278-7548 still in active supply?

NSN 3110-00-278-7548 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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