• Aluminum housing provides superior resistances to corrosion, even in harsh environments.
• Factory-filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant – USDA Class H1 approved.
• Large oil capacity provides positive splash lubrication and superior cooling capability.
• Viton® double lip seals provide extended life through increased resistance to high temperature, abrasion and chemicals.
• Oversized high-speed bearings, positively retained for frequent reversing and start/stop cycles.
• Tapered roller bearings on output shaft for high overhung and thrust load capacities.
• The unique quill seal guard protects the input seal from damage during motor installation.
• All units are 100% run and leak tested at the factory to insure that you receive the highest quality product.
• Ultimate application flexibility with all-angle mounting provisions, the widest selection of accessory bases and flanges and the largest selection of stock reducer styles.
• Mounting dimensions are interchangeable with most industry standard reducers.

Dimensions

D	2.31
Center Distance (in)	1.75 in
AC	0.28
LQ	4.42 in
C	5.86 in
BD	6.5
U	0.625 in
AE1	0.49
BE	0.38 in
LM	5.89
AG	5.5
AF	0.69
AK	4.5
AE2	0.29
AD	4.72
I	3.03 in
B	4.83
BF	0.41
F	2.95
AJ	5.88
L	4.35 in
G	1.48
AA	6.25
AB	5

Technical Specifications

Output Shaft Orientation	H1
Assembly	HM-H1
Keyway	3/16 X 3/32
Frame Size	140TC
Input RPM	1,750
Output RPM	43
Series	EL Series - Aluminum Worm Gear Reducers
Reducer	Worm - Right Angle
Output HP	0.44
Output Key	1/4 x 3.00
Input HP	0.609
Ratio	40:1
Input Style	C-Face Coupled
Reducer Style	Worm - Right Angle
Center Distance (in)	1.75
Motor Frame Size	140TC
Ratio Range	40:1
Output Style	H1
Gear Type	Worm
Input Diameter (in)	0.875 in
Service Factor	1
Mounting Style	Shaft Mount
No. of Gear Reductions	Single
Product Type	Right Angle
Input Bore (C Face)	0.875
Input Keyway (C Face)	3/16 x 3/32
Shaft Seal Material	Viton
Input Keyway	3/16 x .500 in
Bore Code	16
Product Line	EL Series - Aluminum Worm Gear Reducers
Output Diameter (in)	1.000 in
Input Quill Diameter (in)	0.875 in
Model Code	HM818
Series Style	EL-HM-H1
Output Shaft Assembly Code	H1
Reduction	Single
Output Torque Rating (in-lb)	634 in/lbs
Housing Material	Aluminum
Output Shaft	Hollow Bore

General Specifications

UPC	662959004951
Weight	18.00 LB
Packaged Length	10.69 IN
Packaged Width	9.06 IN
Packaged Height	10.50 IN