• 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	6.57 in
AD	6.53
J	7 in
LM	8.82
BD	6.5
C	8.88 in
D	3.25
AE2	0.36
I	4.84 in
G	2
AK	4.5
V	2.756 in
AG	7.5
BE	0.38 in
AJ	5.88
Center Distance (in)	3 in
B	8.12
BF	0.41
T	1.25
F	4
U	0.875 in
AE1	0.6

Technical Specifications

Input Style	Flexible Coupling Input
Input RPM	1,750
Output Key	1/4 X 2.50
Thrust Rating - output shaft	2574
Series Style	GR-HM-H1
Output Shaft Orientation	H1
Output Diameter (in)	1.250 in
Motor Frame Size	140
Assembly	HM-H1
Input HP	0.895
Frame Size	140TC
Bore Code	20
Service Factor	1
Gear Type	Worm
Output RPM	21
Output Shaft Assembly Code	H1
No. of Gear Reductions	Single
Model Code	HM830
Input Diameter (in)	0.875 in
Input HP @ 1750 RPM	0.895
Reducer	Worm - Right Angle
Input Keyway (C Face)	3/16 x 3/32
Reducer Style	Worm - Right Angle
Series	GR Series - Ironman Worm Gear Reducers
Product Type	Right Angle
Product Line	GR Series - Ironman Worm Gear Reducers
Ratio Range	80:1
Input Keyway	3/16 X 1.63 in
Output HP	0.585
Shaft Seal Material	Viton
Input Bore (C Face)	0.875
Output Style	H1
Mounting Style	Shaft Mount
Ratio	80:1
Center Distance (in)	3.00
Series Code	GR
Reduction	Single
Output Shaft Direction	H1
Output Torque Rating (in-lb)	1684 in/lbs
Output Shaft	Hollow Bore
Overhung Load Rating (Output Shaft(lb))	2,170 lb
Housing Material	Cast Iron

General Specifications

UPC	690310020692
Weight	70.00 LB