Hesco Of Virginia
Hesco Of Virginia
25582 Jeb Stuart Hwy
Stuart, VA 24171
Toll Free: 888-543-6242
Phone: 276-694-2818
Fax: 276-694-7088
Email: sales@hescoofvirginia.com
Website: www.hescoofvirgini.com
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For SAE 2 Bolt AA, A & 4AA Pump Mounts.

Metric pump mounts available.
Adaptor-engine-mount-2
Dimensional Drawing for EM4 Series Pump/Engine Adapters
Unit of Measure
1 

Item #

Pump Flange Style

Dimension A

Maximum Coupling Diameter

Length

Dimension AJ

Dimension AK

EM4-45-2AA N/A SAE AA 2 Bolt N/A 2.001 in N/A 3.25 in N/A 4 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-50-2AA N/A SAE AA 2 Bolt N/A 2.001 in N/A 3.25 in N/A 5 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-55-2AA N/A SAE AA 2 Bolt N/A 2.001 in N/A 3.25 in N/A 5 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-60-2AA N/A SAE AA 2 Bolt N/A 2.001 in N/A 3.25 in N/A 6 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-65-2AA N/A SAE AA 2 Bolt N/A 2.001 in N/A 3.25 in N/A 6 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-70-2AA N/A SAE AA 2 Bolt N/A 2.001 in N/A 3.25 in N/A 7 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-45-4AA N/A USA 4F17 4 Bolt N/A 1.783 in N/A 3.25 in N/A 4 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-50-4AA N/A USA 4F17 4 Bolt N/A 1.783 in N/A 3.25 in N/A 5 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-55-4AA N/A USA 4F17 4 Bolt N/A 1.783 in N/A 3.25 in N/A 5 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-60-4AA N/A USA 4F17 4 Bolt N/A 1.783 in N/A 3.25 in N/A 6 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-65-4AA N/A USA 4F17 4 Bolt N/A 1.783 in N/A 3.25 in N/A 6 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-70-4AA N/A USA 4F17 4 Bolt N/A 1.783 in N/A 3.25 in N/A 7 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-45-2/4A N/A SAE A 2 Bolt N/A 3.251 in N/A 4.250 in N/A 4 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-50-2/4A N/A SAE A 2 Bolt N/A 3.251 in N/A 4.250 in N/A 5 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-55-2/4A N/A SAE A 2 Bolt N/A 3.251 in N/A 4.250 in N/A 5 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-60-2/4A N/A SAE A 2 Bolt N/A 3.251 in N/A 4.250 in N/A 6 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-65-2/4A N/A SAE A 2 Bolt N/A 3.251 in N/A 4.250 in N/A 6 5/8 in N/A 7.750 in B.C. N/A 7.001 in Pilot
EM4-70-2/4A N/A SAE A 2 Bolt N/A 3.251 in N/A 4.250 in N/A 7 in N/A 7.750 in B.C. N/A 7.001 in Pilot
Unit of Measure
1