PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18337CPCup,tapered Roller Bearing

The Timken Corporation · NSN 3110-00-143-7584 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-143-7584 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-143-7584. Primary manufacturer part number: 18337CP.
Features
  • Cup,tapered Roller Bearing — FSC 3110
  • Standard Tolerance Designation: AFBMA CLASS 2
  • Outside Diameter: 3.3750 INCHES NOMINAL IN
  • Backface Corner Radius: 0.0600 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Style Designator: NORMAL ANGLE
  • 2 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 3110-00-143-7584, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-143-7584
Primary Part Number18337CP
Item NameCup,tapered Roller Bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerThe Timken Corporation
StatusACTIVE
Standard Tolerance DesignationAFBMA CLASS 2
Outside Diameter3.3750 INCHES NOMINAL IN
Backface Corner Radius0.0600 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Style DesignatorNORMAL ANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-00-392-7767SM-B-157157 INTERCHANGEABLE
Catch,clamping
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Cross-Reference Index
Part NumberManufacturer
18337CP PRIMARY The Timken Corporation (USA)
52418 PRIMARY Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St) (USA)
Related Parts
5340-00-392-7767INTERCHANGEABLE
CATCH,CLAMPING
SM-B-157157

Frequently Asked Questions

What is NSN 3110-00-143-7584?

NSN 3110-00-143-7584 is a Cup,tapered Roller Bearing, manufactured by The Timken Corporation, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-143-7584?

NSN 3110-00-143-7584 has 2 cross-referenced part numbers: 18337CP (The Timken Corporation), 52418 (Honeywell International Inc. Dba Honeywell Div Aerospace-South Bend (westmoor St)).

What NSN replaces 3110-00-143-7584?

There is 1 known substitute for 3110-00-143-7584: 5340-00-392-7767. Verify interchangeability with system specifications before substitution.

What are the specifications of 18337CP?

Key specifications for 18337CP: Overall Width: 0.5000 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA CLASS 2; Special Features: CHROME-PLATED; Outside Diameter: 3.3750 INCHES NOMINAL IN. 7 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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