• One-piece cast iron housings with single output cover design, CNC machined for precise component fit and alignment.
• Factory-filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant.
• 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.
• The unique quill seal guard protects the input seal from damage during motor installation.
• Bronze worm gear chill cast from high quality bronze for maximum strength, lubricity and superior life.
• 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.
• 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

AG	6
C	6.94 in
BF	0.41
AD	5.18
J	5 in
T	1
I	3.77 in
AE1	0.51
L	5.51 in
BD	6.5
AE2	0.31
U	0.75 in
BE	0.38 in
AJ	5.88
LM	7.76
AK	4.5
V	1.94 in
G	1.44
D	2.5
B	6.12
Center Distance (in)	2.38 in
F	2.88

Technical Specifications

Ratio Range	20:1
Input HP	2.326
Output Style	H1
Thrust Rating - output shaft	2091
Model Code	HM824
Mounting Style	Shaft Mount
Input Keyway (C Face)	3/16 x 3/32
Output Shaft Orientation	H1
Ratio	20:1
Input Style	Flexible Coupling Input
Gear Type	Worm
Bore Code	16
Frame Size	140TC
Motor Frame Size	140
Series Style	GR-HM-H1
Input Keyway	3/16 X 1.63 in
Input Diameter (in)	0.75 in
Output RPM	87.5
Shaft Seal Material	Viton
Output HP	1.972
Reducer	Worm - Right Angle
Output Key	1/4 X 2.50
Input Bore (C Face)	0.875
Reducer Style	Worm - Right Angle
Input RPM	1,750
Assembly	HM-H1
Product Type	Right Angle
Output Shaft Assembly Code	H1
No. of Gear Reductions	Single
Series Code	GR
Service Factor	1
Center Distance (in)	2.38
Series	GR Series - Ironman Worm Gear Reducers
Product Line	GR Series - Ironman Worm Gear Reducers
Output Diameter (in)	1.000 in
Input HP @ 1750 RPM	2.326
Reduction	Single
Output Shaft Direction	H1
Output Shaft	Hollow Bore
Housing Material	Cast Iron
Output Torque Rating (in-lb)	1421 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,770 lb

General Specifications

UPC	690310013137
Weight	49.00 LB