PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

550254Bearing,roller,cylindrical

Dana Corp Spicer Transmission Div · NSN 3110-00-155-7320 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-155-7320 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-155-7320. Primary manufacturer part number: 550254.
Features
  • Bearing,roller,cylindrical — FSC 3110
  • Bore Shape: STRAIGHT
  • Internal Fit-Up Designation: STANDARD
  • Bore Diameter: 45.0 MILLIMETERS NOMINAL MM
  • Material: STEEL OUTER RING
  • Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
  • Material: STEEL ROLLER
  • Material: STEEL INNER RING
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Outer Ring construction
General Description

The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-00-155-7320, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Dana Corp Spicer Transmission Div. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-155-7320
Primary Part Number550254
Item NameBearing,roller,cylindrical
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerDana Corp Spicer Transmission Div
StatusACTIVE
Bore ShapeSTRAIGHT
Internal Fit-Up DesignationSTANDARD
Bore Diameter45.0 MILLIMETERS NOMINAL MM
MaterialSTEEL OUTER RING
Style DesignatorSINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING WITH TWO ROLLER RETAINMENT RINGS ON OUTER, NON-SEPARABLE
MaterialSTEEL ROLLER
MaterialSTEEL INNER RING
Overall Outside Diameter100.0 MILLIMETERS NOMINAL MM
Surface FinishGROUND
Standard Tolerance DesignationRBEC NO.1
Locating FeatureNONLOCATING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-031-64086488 INTERCHANGEABLE
Thermocouple,immersion
Unison Industries Llc
3110-00-100-734327611 INTERCHANGEABLE
Bearing,roller,cylindrical
Eaton Corporation
5360-00-127-26886488 INTERCHANGEABLE
Spring
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
3110-00-155-73190042810 INTERCHANGEABLE
Bearing,roller,cylindrical
New Holland Construction
3110-00-155-7363 INTERCHANGEABLE
Bearing,roller,cylindrical
5905-00-192-07006488 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Telemechanics Inc
5315-00-262-811012179A INTERCHANGEABLE
Pin,straight,headed
Brinkley Technology Group Llc Dba Hercules Manufacturing
3030-00-273-1350K581 INTERCHANGEABLE
Belt,round
Belco Industries, Inc. Dba Belco Industries Inc Div Famco Machine Division
5305-00-275-8529654542 INTERCHANGEABLE
Setscrew
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2910-00-363-6588C182-218 INTERCHANGEABLE
Parts Kit,carburetor
Zenith Fuel Systems Llc
Cross-Reference Index
Part NumberManufacturer
62FT1 Oshkosh Defense Llc (USA)
62FT1 Oshkosh Corp (USA)
230384 Hyster-Yale Group, Inc. (USA)
6488 Eaton Corp Transmission Div (USA)
550254 PRIMARY Dana Corp Spicer Transmission Div (USA)
430-74909-5 Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA)
318508 Vme Americas Inc Sub of Vme Group N V (USA)
R345RR Equitable Bearing Co Inc (USA)
189774 General Motors Llc Dba General Motors Llc (USA)
318508 PRIMARY Volvo Construction Equipment North America, Llc (USA)
878T2 Diamond Reo Truck Co (USA)
P34236 Koehring Cranes and Excavators Inc Sub of Northwest Engineering Co (USA)
189774 General Motors Corp (USA)
174909 PRIMARY Skf Usa Inc. (USA)
I74909 PRIMARY Skf Usa Inc. (USA)
U1309TS Diamond Reo Truck Co (USA)
414-1309-1 Manitowoc Engineering Co Division of the Manitowoc Co Inc (USA)
P34236 Koehring Co Lorain Div (USA)
K581 Skf France (FRA)
Related Parts
6685-00-031-6408INTERCHANGEABLE
THERMOCOUPLE,IMMERSION
6488
3110-00-100-7343INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
27611
5360-00-127-2688INTERCHANGEABLE
SPRING
6488
3110-00-155-7319INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
0042810
3110-00-155-7363INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
5905-00-192-0700INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
6488
5315-00-262-8110INTERCHANGEABLE
PIN,STRAIGHT,HEADED
12179A
3030-00-273-1350INTERCHANGEABLE
BELT,ROUND
K581
5305-00-275-8529INTERCHANGEABLE
SETSCREW
654542
2910-00-363-6588INTERCHANGEABLE
PARTS KIT,CARBURETOR
C182-218
5998-00-421-0997INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5330-00-615-1843INTERCHANGEABLE
GASKET
3009

Frequently Asked Questions

What is NSN 3110-00-155-7320?

NSN 3110-00-155-7320 is a Bearing,roller,cylindrical, manufactured by Dana Corp Spicer Transmission Div, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-155-7320?

NSN 3110-00-155-7320 has 19 cross-referenced part numbers: 62FT1 (Oshkosh Defense Llc), 62FT1 (Oshkosh Corp), 230384 (Hyster-Yale Group, Inc.), 6488 (Eaton Corp Transmission Div), 550254 (Dana Corp Spicer Transmission Div) and 14 more.

What NSN replaces 3110-00-155-7320?

There are 12 known substitutes for 3110-00-155-7320: 6685-00-031-6408, 3110-00-100-7343, 5360-00-127-2688 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 550254?

Key specifications for 550254: Bore Shape: STRAIGHT; Internal Fit-Up Designation: STANDARD; Bore Diameter: 45.0 MILLIMETERS NOMINAL MM; Material: STEEL OUTER RING. 12 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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