• 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

I	3.24 in
AD	4.73
D	2.06
G	1.38
AE1	0.49
F	2.75
AG	5.5
C	5.75 in
L	4.45 in
Center Distance (in)	1.75 in
M	1.76
J	4.19 in
U	0.625 in
T	0.75
AE2	0.28
V	1.44 in
B	5.19

Technical Specifications

Input Style	Solid Shaft
Center Distance (in)	1.75
Input RPM	1,750
Output Shaft Assembly Code	H1
Mounting Style	Shaft Mount
Assembly	H-H1
Gear Type	Worm
Input HP @ 1750 RPM	0.741
Output HP	0.569
No. of Gear Reductions	Single
Input Diameter (in)	0.625 in
Ratio Range	30:1
Series Style	GR-H-H1
Series	GR Series - Ironman Worm Gear Reducers
Shaft Seal Material	Viton
Bore Code	12
Reducer	Worm - Right Angle
Service Factor	1
Output Style	H1
Input Keyway	3/16 X 1.38 in
Reducer Style	Worm - Right Angle
Output Shaft Orientation	H1
Output Key	3/16 X 1.50
Product Line	GR Series - Ironman Worm Gear Reducers
Input HP	0.741
Output Diameter (in)	0.75 in
Ratio	30:1
Model Code	H818
Thrust Rating - output shaft	1144
Series Code	GR
Output RPM	58
Product Type	Right Angle
Reduction	Single
Output Shaft Direction	H1
Output Torque Rating (in-lb)	614 in/lbs
Output Shaft	Hollow Bore
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	1,200 lb

General Specifications

UPC	690310008478
Weight	21.00 LB