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

Specifications

Manufacturing Part Number

 N/A J-7401-27

Spacer Part Number

 N/A Y-30100-7-1
Load for Maximum Axial Static Load Rating1 N/A 185 lbs at 0.035 in 825 N at 0.9 mm

Axial Spring Rate

 N/A 4970 lbs/in890 N/mm

Radial Spring Rate

 N/A 560 lbs/in97 N/mm

Dimension A

 N/A 2.22 in56.4 mm

Dimension B

 N/A 2.00 in50.8 mm

Dimension C

 N/A 0.81 in20.6 mm

Dimension D

 N/A 0.125 in3.2 mm

Dimension E

 N/A 1.81 in46.0 mm

Dimension F

 N/A 1.38 in3.50 mm

Dimension H

 N/A 0.31 in7.9 mm

Dimension I

 N/A 0.51 in12.9 mm

Size Imperial (Recommended Bolt Information)

 N/A 1/2

Size Metric (Recommended Bolt Information)

 N/A M12

Grade or Class SAE J429 (Recommended Bolt Information)

 N/A 2

Grade or Class SAE J1199 (Recommended Bolt Information)

 N/A 5.8

Tolerances for Dimensions

 N/A .xx Decimals ± 0.03 (0.76)
.xxx Decimals ± 0.01 (0.254)
Angles ± 2°

Installation Dimensions

Dimension K

 N/A 2.06 in52.3 mm

Dimension SD (± 0.015)

 N/A 1.40 in35.6 mm

Dimension R

 N/A 0.07 in by 45º 1.8 mm by 45º

Dimension T

 N/A 0.625 in15.9 mm

General Description

N/A These mounts are designed to support engines, cabs and accessory units, accommodate frame racking and twisting while isolating vibration and absorbing shock.
Typical applications for Two-Piece Mounts include on-highway, off-highway vehicles, construction and industrial machines.

Note

N/A All parts made of low carbon steel.
For applications in severe oil environments, contact Lord Corporation. Based on extensive experience, Two-Piece Mounts have been designed to operate in normal fluid, temperature and other environmental conditions such as found in the engine compartment of on- and off-highway applications.

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