• 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

AJ	7.25
C	8.88 in
I	4.84 in
U	0.875 in
T	1.625
BD	9
Center Distance (in)	3 in
L	6.57 in
F	4
J	7 in
AK	8.5
AD	6.53
AE2	0.36
BE1	0.5 in
L1	9.82 in
G	2
B	8.12
D	3.25
AG	7.5
BF	0.53
AE1	0.6
V	2.756 in

Technical Specifications

Input Diameter (in)	0.875 in
Thrust Rating - output shaft	2574
Output RPM	87
Service Factor	1
Product Type	Right Angle
Input Keyway	3/16 X 1.63 in
Shaft Seal Material	Viton
Output Diameter (in)	1.625 in
Output Style	H1
Reducer	Worm - Right Angle
Center Distance (in)	3.00
Input Bore (C Face)	1.125
Output HP	2.332
Series Code	GR
Input HP	2.879
Motor Frame Size	180
Output Shaft Orientation	H1
Input Keyway (C Face)	1/4 x 1/8
Input Style	Flexible Coupling Input
Input RPM	1,750
Product Line	GR Series - Ironman Worm Gear Reducers
Ratio Range	20:1
No. of Gear Reductions	Single
Model Code	HM830
Output Shaft Assembly Code	H1
Bore Code	26
Gear Type	Worm
Frame Size	180TC
Series Style	GR-HMQ-H1
Assembly	HM-H1
Series	GR Series - Ironman Worm Gear Reducers
Mounting Style	Shaft Mount
Input HP @ 1750 RPM	3.947
Reducer Style	Worm - Right Angle
Ratio	20:1
Output Key	3/8 X 3.00
Reduction	Single
Output Shaft Direction	H1
Housing Material	Cast Iron
Output Shaft	Hollow Bore
Output Torque Rating (in-lb)	2454 in/lbs
Overhung Load Rating (Output Shaft(lb))	2,170 lb

General Specifications

UPC	690310095768
Weight	70.00 LB