• 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

V	1.94 in
AE1	0.51
D	2.5
U	0.75 in
AJ	5.88
J	5 in
BE	0.38 in
AG	6
F	2.88
AD	5.18
AB	5.75
BD	6.5
AE2	0.31
AK	4.5
R	0.75 in
G	1.44
Center Distance (in)	2.38 in
L	5.51 in
I	3.77 in
LM	7.76
H	0.53 in
C	6.94 in
AA	7.69
BF	0.41
B	6.12
AF	0.75
T	1.25

Technical Specifications

Series Type	Cast Iron 800 Worm Gear Reducers
Input RPM	1,750
Input HP	1.653
Output HP	1.317
Series Code	GR
Bore Code	20
Output Shaft Assembly Code	H1
Reducer Style	Worm - Right Angle
Output Key	1/4 X 2.50
Output Style	H1
Input Style	Flexible Coupling Input
Series Style	GR-HM-H1
Output RPM	58.3
Mounting Style	Shaft Mount
Output Shaft Orientation	H1
Frame Size	140TC
Motor Frame Size	140
No. of Gear Reductions	Single
Ratio	30:1
Gear Type	Worm
Assembly	HM-H1
Output Diameter (in)	1.250 in
Series	GR Series - Ironman Worm Gear Reducers
Input Bore (C Face)	0.875
Ratio Range	30:1
Model Code	HM824
Service Factor	1
Input HP @ 1750 RPM	1.653
Product Line	GR Series - Ironman Worm Gear Reducers
Product Type	Right Angle
Input Keyway	3/16 X 1.63 in
Input Diameter (in)	0.75 in
Reducer	Worm - Right Angle
Input Keyway (C Face)	3/16 x 3/32
Thrust Rating - output shaft	2091
Shaft Seal Material	Viton
Center Distance (in)	2.38
Reduction	Single
Output Shaft Direction	H1
Housing Material	Cast Iron
Output Shaft	Hollow Bore
Output Torque Rating (in-lb)	1423 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,770 lb

General Specifications

Weight

49.00 LB