PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

851177Cup,tapered Roller Bearing

Smith-Berger Marine, Inc · NSN 3110-01-483-2027 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-483-2027 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-483-2027. Primary manufacturer part number: 851177.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Backface Corner Radius: 0.1300 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Outside Diameter: 17.5000 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Smith-Berger Marine, Inc
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 3110-01-483-2027, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Smith-Berger Marine, Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-483-2027
Primary Part Number851177
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerSmith-Berger Marine, Inc
StatusACTIVE
Backface Corner Radius0.1300 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Standard Tolerance DesignationAFBMA CLASS 2
Outside Diameter17.5000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2805-00-383-8610 INTERCHANGEABLE
Plate,weight,engine
7010-01-177-6055851177 INTERCHANGEABLE
Plate
International Business Machines Corp Parts Order Center Dept E - 54
3110-01-483-2032851178 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Smith-Berger Marine, Inc
Cross-Reference Index
Part NumberManufacturer
851177 PRIMARY Smith-Berger Marine, Inc (USA)
C56570 ITEM 18 Smith-Berger Marine, Inc (USA)
C56570 Smith-Berger Marine, Inc (USA)
Related Parts
2805-00-383-8610INTERCHANGEABLE
PLATE,WEIGHT,ENGINE
7010-01-177-6055INTERCHANGEABLE
PLATE
851177
3110-01-483-2032INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
851178

Frequently Asked Questions

What is NSN 3110-01-483-2027?

NSN 3110-01-483-2027 is a Cup,tapered Roller Bearing, manufactured by Smith-Berger Marine, Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-483-2027?

NSN 3110-01-483-2027 has 3 cross-referenced part numbers: 851177 (Smith-Berger Marine, Inc), C56570 ITEM 18 (Smith-Berger Marine, Inc), C56570 (Smith-Berger Marine, Inc).

What NSN replaces 3110-01-483-2027?

There are 3 known substitutes for 3110-01-483-2027: 2805-00-383-8610, 7010-01-177-6055, 3110-01-483-2032. Verify interchangeability with system specifications before substitution.

What are the specifications of 851177?

Key specifications for 851177: Overall Width: 1.8750 INCHES NOMINAL IN; Backface Corner Radius: 0.1300 INCHES NOMINAL IN; Special Features: AXIAL DISTANCE BETWEEN CENTER OF CUP CONTACT LINE AND BEARING STABILITY POINT ON SHAFT AXIS 0.2800 IN. IN; Material: STEEL OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com