PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74851CDCup,tapered Roller Bearing

Gwilliam Company, Inc. Div Ball & Roller Bearing Division · NSN 3110-00-142-4376 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-142-4376 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-142-4376. Primary manufacturer part number: 74851CD.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Backface Corner Radius: 0.0625 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Material: STEEL OVERALL
  • Style Designator: DOUBLE CUP, NORMAL ANGLE
  • Outside Diameter: 8.5000 INCHES NOMINAL IN
  • 12 verified cross-references
  • Primary manufacturer: Gwilliam Company, Inc. Div Ball & Roller Bearing Division
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 3110-00-142-4376, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Gwilliam Company, Inc. Div Ball & Roller Bearing Division. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-142-4376
Primary Part Number74851CD
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerGwilliam Company, Inc. Div Ball & Roller Bearing Division
StatusACTIVE
Backface Corner Radius0.0625 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA CLASS 2
MaterialSTEEL OVERALL
Style DesignatorDOUBLE CUP, NORMAL ANGLE
Outside Diameter8.5000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4310-00-021-18709195 INTERCHANGEABLE
Pin,piston
Hdt Expeditionary Systems Inc
4030-00-164-6680 INTERCHANGEABLE
Shackle
5950-00-413-1271L11-0004-22 INTERCHANGEABLE
Coil,radio Frequency
L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications
6210-00-593-7497 INTERCHANGEABLE
Fixture,lighting
4310-01-032-1513 INTERCHANGEABLE
Pump Vacum
5325-01-195-908591950 INTERCHANGEABLE
Grommet,nonmetallic
Grote Industries Inc Dba Grote Manufacturing Co Div Military Products
7510-01-411-63236323 INTERCHANGEABLE
Map Case
Mba Office Supply, Inc.
4720-01-432-47753070AS629-3 INTERCHANGEABLE
Hose,nonmetallic
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
5315-01-660-2454803053 INTERCHANGEABLE
Pin,quick Release
Jergens Inc Div Tooling Components Division
Cross-Reference Index
Part NumberManufacturer
09-55081 Kolberg-Pioneer, Inc (USA)
09-55081 Portec Inc Pioneer Div (USA)
74851D Tyson Bearing Co Div Skf Industries Inc (USA)
74851D Portec Inc Pioneer Div (USA)
74851D The Timken Corporation (USA)
834129 Garwood/feller Inc Garwood Winch Div (USA)
74851D Dresser/marion Div (USA)
74851CD PRIMARY Gwilliam Company, Inc. Div Ball & Roller Bearing Division (USA)
803053 Am General Llc (USA)
74851CD PRIMARY The Timken Corporation (USA)
9195 Star Parts Inc Star/wetter Div (USA)
8A1217 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
Related Parts
4310-00-021-1870INTERCHANGEABLE
PIN,PISTON
9195
4030-00-164-6680INTERCHANGEABLE
SHACKLE
5950-00-413-1271INTERCHANGEABLE
COIL,RADIO FREQUENCY
L11-0004-22
6210-00-593-7497INTERCHANGEABLE
FIXTURE,LIGHTING
4310-01-032-1513INTERCHANGEABLE
PUMP VACUM
5325-01-195-9085INTERCHANGEABLE
GROMMET,NONMETALLIC
91950
7510-01-411-6323INTERCHANGEABLE
MAP CASE
6323
4720-01-432-4775INTERCHANGEABLE
HOSE,NONMETALLIC
3070AS629-3
5315-01-660-2454INTERCHANGEABLE
PIN,QUICK RELEASE
803053

Frequently Asked Questions

What is NSN 3110-00-142-4376?

NSN 3110-00-142-4376 is a Cup,tapered Roller Bearing, manufactured by Gwilliam Company, Inc. Div Ball & Roller Bearing Division, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-142-4376?

NSN 3110-00-142-4376 has 12 cross-referenced part numbers: 09-55081 (Kolberg-Pioneer, Inc), 09-55081 (Portec Inc Pioneer Div), 74851D (Tyson Bearing Co Div Skf Industries Inc), 74851D (Portec Inc Pioneer Div), 74851D (The Timken Corporation) and 7 more.

What NSN replaces 3110-00-142-4376?

There are 9 known substitutes for 3110-00-142-4376: 4310-00-021-1870, 4030-00-164-6680, 5950-00-413-1271 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74851CD?

Key specifications for 74851CD: Backface Corner Radius: 0.0625 INCHES NOMINAL IN; Overall Width: 3.1875 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Material: STEEL OVERALL. 6 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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