• 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

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

Technical Specifications

Ratio Range	30:1
Series Style	GR-H-H1
Shaft Seal Material	Viton
Output Shaft Orientation	H1
No. of Gear Reductions	Single
Ratio	30:1
Reducer Style	Worm - Right Angle
Output HP	0.569
Thrust Rating - output shaft	1144
Gear Type	Worm
Mounting Style	Shaft Mount
Service Factor	1
Product Type	Right Angle
Input Diameter (in)	0.625 in
Series Code	GR
Reducer	Worm - Right Angle
Input Style	Solid Shaft
Output Shaft Assembly Code	H1
Output RPM	58
Input HP @ 1750 RPM	0.741
Output Key	3/16 X 1.50
Center Distance (in)	1.75
Input HP	0.741
Assembly	H-H1
Input Keyway	3/16 X 1.38 in
Model Code	H818
Series	GR Series - Ironman Worm Gear Reducers
Output Style	H1
Input RPM	1,750
Bore Code	10
Output Diameter (in)	0.625 in
Product Line	GR Series - Ironman Worm Gear Reducers
Reduction	Single
Output Shaft Direction	H1
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	1,200 lb
Output Torque Rating (in-lb)	614 in/lbs
Output Shaft	Hollow Bore

General Specifications

UPC	690310008461
Weight	21.00 LB