LORD Binocular / Split Rubber Mounts

Part # J-21246-12

LORD Binocular/Split Mounts are designed for applications involving severe dynamic forces in the static load direction, as well as the rebound direction.

Additional Images

RUBBER-PARTS-CATALOG-DELTAFLEX-Vibration-Isolator-LORD-Binocular-split-Mount-J-21246-12 RUBBER-PARTS-CATALOG-DELTAFLEX-Vibration-Isolator-LORD-Binocular-split-Mount-J-21246-12 RUBBER-PARTS-CATALOG-DELTAFLEX-Vibration-Isolator-LORD-Binocular-split-Mount-J-21246-12 RUBBER-PARTS-CATALOG-DELTAFLEX-Vibration-Isolator-LORD-Binocular-split-Mount-J-21246-12
Lets Get Started!  

Quick Quote
Ask A Question
Engineering Support

Rated Vertical Load 1000 lbs. / 4448 N
Deflection @ Rated Load 0.054 in. / 1.37 mm
Vertical Stiffness 17,647 lbs/in / 3090 N/mm
Lateral Stiffness 1400 lb/in / 245 N/mm
Part No. J-21246-12 | J2124612
Manufacturer LORD Corporation
Part Category Vibration Control
Part Section Binocular / Split Mounts
Part Status Call +1 800 657-0747
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 Binocular / Split Mounts Page - 4
LORD - PC7000 rev1 Binocular / Split Mounts Page - 50
LORD - PC-2201m Binocular / Split Mounts N/A




Dimensions under no load Technical Drawing
Dimension Measurement Description
A 2.48 in. / 62.9 mm Sleeve Length
B 0.63 in. / 16.0 mm Socket Thickness
C 2.66 in. / 67.6 mm Overall Height
D 1.34 in. / 34.0 mm Upper Part Thickness
NOTE: Sized for English and Metric Bolts  





None Noted

Isolation Performance

Refer to Engineering Guide, Sample Problems section for a step by step method to calculate system natural frequencies and isolation efficiency.

Custom Designs

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

Washer, Nut and Bolt not supplied with mount

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.