Nikki Gonzales
Nick Goetz
Bryan Obida

We are online

Monday - Friday 6AM - 6PM PST

387AS - 384DC Timken Mechanical Components

Timken 387AS - 384DC Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 384DC Inch Stamped Steel 2 1/4 in 3.9370 in 0.8640 in 1.6875 in 2.0624 in 0.2 in 0.03 in 2.87 in 3.68 in 0.03 in -0.12 in 6280 lbf 42200 lbf

Part#:387AS - 384DC

Manufacturer:Timken

Product Lifecycle:Active

Get a quick Quote!

Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 384DC Inch Stamped Steel 2 1/4 in 3.9370 in 0.8640 in 1.6875 in 2.0624 in 0.2 in 0.03 in 2.87 in 3.68 in 0.03 in -0.12 in 6280 lbf 42200 lbf

Check out the 387AS - 384DC Timken price in the box on the right side or send a quick quote.

Product Details

  • Y2 - ISO Factor11
    2.84
  • Cg - Geometry Factor12
    0.0859
  • K - Factor8
    1.65
  • db - Cone Backface Backing Diameter
    2.87 in
  • e - ISO Factor9
    0.35
  • Ca90 - Dynamic Thrust Rating (90 million revolutions)7
    3810 lbf
  • Y1 - ISO Factor10
    1.91
  • C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6
    10900 lbf
  • C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5
    42200 lbf
  • T - Bearing Width across Cones
    2.0624 in
  • a - Effective Center Location3
    -0.12 in
  • C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
    6280 lbf
  • R - Cone Backface To Clear Radius1
    0.2 in
  • Aa - Cage-Cone Backface Clearance
    0.03 in
  • Design Unit
    Inch
  • r - Cup Backface To Clear Radius2
    0.03 in
  • Da - Cup Frontface Backing Diameter
    3.68 in
  • Series
    385
  • Cage Material
    Stamped Steel
  • D - Cup Outer Diameter
    3.9370 in
  • Cup Part Number
    384DC
  • d - Bore
    2 1/4 in
  • B - Cone Width
    0.8640 in
  • C - Double Cup Width
    1.6875 in
  • Cone Part Number
    387AS

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



Related documents 387AS - 384DC Specs

1-year warranty

Get a quick Quote!

Request a quote, and we will send you price and availability within minutes.

Select Qty:

Average response time: 11 minutes

By purchasing this item, you agree to the Terms & Conditions

Quotebeam is NOT an authorized distributor of Timken

Shipping and Delivery Worldwide

calculate costs and time


Secure Payment Processing

with money back guarantee


1 year warranty

on all parts


Responsive Customer Support

we're here to help!

Need more details?

Feel free to chat with us or check our FAQ

Timken Disclaimer:

The product is unused surplus. Quotebeam is not an authorized surplus dealer or affiliate for the Manufacturer of this product. Products may feature older date codes or be from an earlier series than what is currently available from the manufacturer or authorized dealers. Because Quotebeam is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Timken Controls products will have firmware already installed, Quotebeam makes no representation as to whether a Controls product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Quotebeam also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Timken, its distributors, or any other source. Quotebeam also makes no representations as to your right to install any such firmware on the product. Quotebeam will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Relevant products

Do you have questions?

We’re here for you ✨

We are a proud member of:

Association for High Technology Distribution LogoAssociation for Advancing Automation LogoThe International Society of Automation Logo