LORD CB-1180 Series Center Bonded Rubber Isolator

Part # CB-1180-1

LORD CB-1180 Series Center Bonded Rubber Isolators Mounts isolate vibration, control shock and reduce noise due to structure-borne vibrations. Typical applications include engines, cabs, fuel tanks, pumps, air conditioning units, compressors, and industrial machinery.

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Max Axial Static Load Rating (Load) 400 lbs / 1780 N
Max Axial Static Load Rating (Deflection) 0.135 in / 3.4 mm
Bolt Size 5/8" / M16
Bolt Grade or Class 8 SAE J429 / 10.9 SAE J1199
Head Washer Part Number J-2049-68
Tail Washer Part Number J-2049-70
Part No. CB-1180-1 | CB11801
Manufacturer LORD Corporation
Part Category Vibration Control
Part Section Center Bonded Mounts
Part Type Center Bonded Mount - CB-1180 Series
Part Status
Call +1 800 657-0747 or use the
webform to the right on this page
Part Alternative
Call +1 800 657-0747  or use the
webform to the right on this page


Catalog Page No.
Catalog Section Page No.
Rubber Parts Catalog Center-Bonded Mounts Page 6
LORD PC7000 Center-Bonded Mounts Page 54
LORD PC2201m Center-Bonded Mounts Page 50



Dimensions Technical Drawing
Dimension Measurement Note  
A 2.5 in / 63.1 mm  
B 0.64 in / 16.3 mm  
C 1.87 in / 47.8 mm  
D 3.2 in / 81.3 mm  
E 2.12 in / 53.8 mm  
F 1.01 in / 25.7 mm  
H 0.87 in / 22.1 mm  
I 1.625 in / 41.3 mm  
Sd 1.50 in / 38.1 mm +/-0.03
R 0.075 in / 1.9 mm  
T 0.75 in / 19.1 mm  
Bolt -  Size (English/Metric) 5/8" / M16  
Bolt - Grade or Class (SAE J429/J1199) 8 / 10.9 **

NOTES: Red figures are metric reference.

NOTE - * - For tightening torque information, refer to Tightening Torque Charts section.

***Notes only apply if called out in table***


  1. These ratings are for general industrial applications. For on-highway, use 80% of the load shown. For off-highway, use 70% of loads shown.



Bolt Information - Table 2

For tightening torque information, refer to Tightening Torque Charts section.



5/8" M16
SAE J429 SAE J1199
8 10.9









Snubbing Washers - Table 3

Snubbing washers provide an interlocking system of metal parts which act to prevent damage from overload or excessive shock impact.  Steel washers are plated.

Series No. Head Washer O.D I.D. Thickness


J-2049-68 2.88 in. (73.2 mm) 0.66 in. (16.8 mm) 0.125 in. (3.2 mm)





Series No. Tail Washer O.D I.D. Thickness


J-2049-70 3.50 in. (88.9 mm) 0.64 in. (16.3 mm) 0.19 in. (4.8 mm)





Notes: Red figures are metric reference.


Features and Benefits

  • Dynamically effective in all directions
  • Prevent mechanical transmission noise
  • Accomodares misalignment and distortion
  • High rebound capacity
  • Easy to install with common tools
  • Standard bolt torque assures proper assembly
  • Top and bottom parts are alike, cannot be misassembled
  • Fail-safe assembly
  • Sized for English and Metric bolts
  • Long dependable service life
  • Economical

NOTE - *

For tightening torque information, refer to Tightening Torque Charts section.


  1. Red figures are metric reference.

Custom Designs

Customized designs and special elastomer compounds for specific problems are available. These may result in spring rates and dimensions other than shown.

A part’s listing on this website does not guarantee its availability.




Custom Parts

Our custom molding department can make a part just for your application.


Would you like some assistance in selecting the right mount for your application?  Our engineering department can help.  Please call or use the webform below.  We will be glad to assist.

Not what you are looking for?

Our knowledgeable staff can assist you with whatever you need.  From Special Packaging, Overnight shipments to applications engineering. DeltaFlex is ready to help find a solution.

Engineering Assistance

"Frequently vibration isolation problems require a system engineering analysis..." - Put us to work for you.

DeltaFlex has the computer capability, as well as specialized programs, for analyzing engine/transmission combinations. The output from these analyses is a mounting proposal which optimizes performance over the complete range of operating speeds. This service is available to you upon request. If you require this type of engineering assistance please call 800.657.0747 we will be glad to assist you.

What is the impact of Vibration Control?

The biggest impact that vibration isolation can have, is with the end users of our customers products, more importantly their perception of the quality of those products.

Values states herein represent typical values as not all test are run on each lot produced. For formalized product specifications or specific product end uses, contact Customer Service 262.632.2345.

A part’s listing on this website does not guarantee its availability.