• 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

D	2.28
T	1.25
AG	6
AE1	0.61
AD	4.99
M	1.76
C	6.38 in
Center Distance (in)	2.06 in
F	2.88
L	4.82 in
U	0.625 in
V	1.94 in
B	5.8
G	1.44
J	5 in
I	3.61 in
AE2	0.4

Technical Specifications

Model Code	H821
Ratio Range	15:1
Gear Type	Worm
Output Shaft Orientation	H1
Bore Code	20
Center Distance (in)	2.06
Output Shaft Assembly Code	H1
Service Factor	1
Input RPM	1,750
Assembly	H-H1
Output Key	1/4 X 3.00
Series Style	GRL-H-H1
Product Line	GR Series - Ironman Worm Gear Reducers
Reducer Style	Worm - Right Angle
Ratio	15:1
Input Keyway	3/16 X 1.38 in
Shaft Seal Material	Viton
Input HP @ 1750 RPM	1.887
Series Code	GRL
Output RPM	116
Thrust Rating - output shaft	1099
Input Style	Solid shaft
Product Type	Right Angle
Output HP	1.661
No. of Gear Reductions	Single
Output Style	H1
Input Diameter (in)	0.625 in
Output Diameter (in)	1.250 in
Mounting Style	Shaft Mount
Reducer	Worm - Right Angle
Input HP	1.887
Series	GR Series - Ironman Worm Gear Reducers
Reduction	Single
Output Shaft Direction	H1
Overhung Load Rating (Output Shaft(lb))	1,125 lb
Output Torque Rating (in-lb)	897 in/lbs
Output Shaft	Hollow Bore
Housing Material	Cast Iron

General Specifications

UPC	690310048498
Weight	26.00 LB