• 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

Center Distance (in)	2.06 in
C	6.88 in
BF	0.41
BD	6.5
AK	4.5
BE	0.38 in
I	3.4 in
AJ	5.88
F	3.25
L	4.71 in
B	5.75
U	0.625 in
AE1	0.6
LM	6.26
AA	7.63
AB	6
G	1.63
AG	6
D	2.63
AF	0.69
AD	4.98
AE2	0.42
AC	0.33

Technical Specifications

Ratio	10:1
Output RPM	175
Input Style	C-Face Coupled
Input RPM	1,750
Output Key	1/4 X 2.50
Frame Size	56C
Assembly	HM-H1
Output HP	2.235
Keyway	3/16 X 3/32
Input HP	2.464
Reducer	Worm - Right Angle
Output Shaft Orientation	H1
Series	EL Series - Aluminum Worm Gear Reducers
Reducer Style	Worm - Right Angle
Bore Code	20
Mounting Style	Shaft Mount
Product Line	EL Series - Aluminum Worm Gear Reducers
Ratio Range	10:1
Center Distance (in)	2.06
Model Code	HM821
Input Keyway (C Face)	3/16 x 3/32
Shaft Seal Material	Viton
Input Bore (C Face)	0.625
Service Factor	1
Input Diameter (in)	0.625 in
No. of Gear Reductions	Single
Output Shaft Assembly Code	H1
Output Style	H1
Gear Type	Worm
Output Diameter (in)	1.250 in
Input Quill Diameter (in)	0.625 in
Product Type	Right Angle
Motor Frame Size	56C
Input Keyway	3/16 x .500 in
Series Style	EL-HM-H1
Reduction	Single
Output Torque Rating (in-lb)	805 in/lbs
Housing Material	Aluminum
Output Shaft	Hollow Bore

General Specifications

UPC	662959009338
Weight	20.00 LB
Packaged Length	10.69 IN
Packaged Width	9.06 IN
Packaged Height	10.50 IN