Engine Mount Drawings

Installation Details
- Maximum clearance between the height adjusting nut and the top
washer is 3/8" inch or 10 mm.
- If more height is required a spacer is recommended under the mounting casting



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R & D Marine Compression Mount

The R & D Marine Compression Mount is a low height mount with minimum deflection.

Part Number Capacity (lbs.) Deflection (in.)
800-003 100-180 .09
800-004 160-370 .09
800-005 320-500 .09
Pre-loaded .06

Height adjusting nut thickness: 0.55

All dimensions are in inches (1 inch = 2.54 cm., 1 kg = 2.2 lbs.)


R & D Marine Small Shear Mount

The R & D Marine Compression Mount is a low height mount with minimum deflection.

Part Number Capacity (lbs.) Deflection (in.)
12 mm Stud
800-038 30-90 .07 - .14
800-039 70-200 .07 - .14
5/8" UNF Stud
800-040 30-91 .07-.14
800-041 70-201 .07-.14
Pre-loaded .07

 

  Stud Diameter
12 mm 5/8" UNF
Height Adjusting
Nut Thickness:
.38 .55
Maximum Height 3.90 4.57

 


R & D Marine
"Super Mounts"
Shear Loaded Mount

The R & D Marine Shear Mount is a low height rectangular mounting giving the best combination of lateral stiffness, i.e.

Direction A Soft to isolate vibration
Direction B Soft to isolate vibration at right angles to crankshaft
Direction C Stiff to take propeller thrust

It is fitted with an oil shield to protect the rubber.

Part Number Capacity (lbs.) Deflection (in.)
5/8" UNF Stud
800-010 80-230 .09 - .21
800-011 120-410 .09 - .21
800-012 250-560 .09 - .21
800-014 300-680 .09 - .21
3/4" UNF Stud
800-020 80-231 .09 - .21
800-021 120-411 .09 - .21
800-022 250-561 .09 - .21
800-023 300-681 .09 - .21
Pre-loaded .09

 

  Stud Diameter
5/8" UNF 3/4" UNF
Height Adjusting
Nut Thickness:
.55 .43
Maximum Height 5.38 6.50

'X' Dimension on initial installation
should not be more than 0.28 inches


R & D Marine "Super Mounts"
Shear Loaded Mount

The R & D Marine Shear Mount is a low height rectangular mounting giving the best combination of lateral stiffness, i.e.

Direction A Soft to isolate vibration
Direction B Soft to isolate vibration at right angles to crankshaft
Direction C Stiff to take propeller thrust

It is fitted with an oil shield to protect the rubber.

Part Number Capacity (lbs.) Deflection (in.)
5/8" UNF Stud
800-062 50-176 .09 - .21
800-024 80-232 .09 - .21
800-025 120-412 .09 - .21
800-026 250-562 .09 - .21
800-027 300-682 .09 - .21
3/4" UNF Stud
800-028 80-233 .09 - .21
800-029 120-413 .09 - .21
800-030 250-563 .09 - .21
800-031 300-683 .09 - .21
Pre-loaded .09

 

  Stud Diameter
5/8" UNF 3/4" UNF
Height Adjusting
Nut Thickness:
.55 .43
Maximum Height 5.38 6.50

'X' Dimension on initial installation
should not be less than 0.15 Inches (3.8mm)

All dimensions are in inches (1 inch = 2.54 cm., 1 kg = 2.2 lbs.)


R & D Marine
"Super Mounts"
Shear Loaded Mount

The R & D Marine Shear Mount is a low height rectangular mounting giving the best combination of lateral stiffness, i.e.

Direction A Soft to isolate vibration
Direction B Soft to isolate vibration at right angles to crankshaft
Direction C Stiff to take propeller thrust

 

Part Number Capacity (lbs.) Deflection (in.)
5/8" UNF Stud
800-013 340-760 .09 - .19
3/4" UNF Stud
800-035 340-761 .09 - .19
Pre-loaded .09

 

  Stud Diameter
5/8" UNF 3/4" UNF
Height Adjusting
Nut Thickness:
.55 .43
Maximum Height 5.38 6.00

'X' Dimension on initial installation
should not be more than 0.28 inches

 

R & D Marine Heavy Duty
Circular Shear Loaded Mount

The R & D Marine Heavy Duty Circular Shear Mount is designed to give excellent vibration isolation and is fitted with an oil shield to protect the rubber.

Part Number Capacity (lbs.) Deflection (in.)
800-015 500-1200 .12 - .25
800-016 650-1500 .12 - .25
800-017 880-2000 .12 - .25
Pre-loaded .12

Height adjusting nut thickness: 0.63


R & D Marine Heavy Duty
Circular Shear Loaded Mount

The R & D Marine Double Acting Shear Mount is a unique mount incorporating 2 rubber elements which are pre-loaded against each other, giving excellent isolation together with good control on problem installations.

Part Number Capacity (lbs.) Deflection (in.)
5/8" UNF Stud
800-034 160-670 .19 - .30
3/4" UNF Stud
800-042 160-671 .19 - .30
Pre-loaded .19

 

  Stud Diameter
5/8" UNF 3/4" UNF
Height Adjusting
Nut Thickness:
.55 .43
Maximum Height 6.00 6.00

 


R & D Marine Small Compression Mount

The R & D Marine Small Compression Mount is a competitive, low height, medium capacity compression mount giving good engine control.

Part Number Capacity (lbs.) Deflection(in.)
800-036 300 .04

Height adjusting nut thickness: 0.55

 

All dimensions are in inches (1 inch = 2.54 cm., 1 kg = 2.2 lbs.)


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