• 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

L	4.82 in
Center Distance (in)	2.06 in
AD	4.99
AE2	0.4
BF	0.41
BD	6.5
AE1	0.61
G	1.44
T	1.25
I	3.61 in
AK	4.5
V	1.94 in
U	0.625 in
BE	0.38 in
D	2.28
F	2.88
C	6.38 in
J	5 in
LM	7.07
B	5.8
AG	6
AJ	5.88

Technical Specifications

Output Key	1/4 X 2.50
Product Type	Right Angle
Service Factor	1
Frame Size	140TC
Input RPM	1,750
Input Style	Flexible Coupling Input
Reducer	Worm - Right Angle
Series Code	GRL
Output Shaft Orientation	H1
Product Line	GR Series - Ironman Worm Gear Reducers
No. of Gear Reductions	Single
Input Keyway	3/16 X 1.38 in
Input Bore (C Face)	0.875
Output RPM	116
Motor Frame Size	140C
Input HP @ 1750 RPM	1.887
Center Distance (in)	2.06
Series Style	GRL-HM-H1
Output Diameter (in)	1.25 in
Input HP	1.887
Bore Code	20
Ratio	15:1
Output HP	1.661
Thrust Rating - output shaft	1099
Input Diameter (in)	0.625 in
Shaft Seal Material	Viton
Output Style	H1
Assembly	HM-H1
Input Keyway (C Face)	3/16 x 3/32
Series	GR Series - Ironman Worm Gear Reducers
Output Shaft Assembly Code	H1
Model Code	HM821
Mounting Style	Shaft Mount
Ratio Range	15:1
Reducer Style	Worm - Right Angle
Gear Type	Worm
Reduction	Single
Output Shaft Direction	H1
Output Shaft	Hollow Bore
Housing Material	Cast Iron
Output Torque Rating (in-lb)	897 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,125 lb

General Specifications

UPC	690310049181
Weight	31.00 LB