• 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

Center Distance (in)	2.06 in
J	5 in
V	1.94 in
F	2.88
D	2.28
AE1	0.61
I	3.61 in
B	5.8
U	0.625 in
T	1.438
AD	4.99
AG	6
M	1.76
C	6.38 in
L	4.82 in
G	1.44
AE2	0.4

Technical Specifications

Bore Code	23
Product Line	GR Series - Ironman Worm Gear Reducers
Gear Type	Worm
Input Keyway	3/16 X 1.38 in
Output HP	1.094
Output RPM	70
Service Factor	1
Ratio Range	25:1
Product Type	Right Angle
No. of Gear Reductions	Single
Output Key	3/8 X 3.00
Output Diameter (in)	1.438 in
Model Code	H821
Output Shaft Assembly Code	H1
Shaft Seal Material	Viton
Series Style	GRL-H-H1
Input HP	1.333
Input HP @ 1750 RPM	1.333
Reducer	Worm - Right Angle
Series Code	GRL
Series	GR Series - Ironman Worm Gear Reducers
Output Shaft Orientation	H1
Assembly	H-H1
Reducer Style	Worm - Right Angle
Input RPM	1,750
Ratio	25:1
Output Style	H1
Mounting Style	Shaft Mount
Input Diameter (in)	0.625 in
Input Style	Solid shaft
Thrust Rating - output shaft	1144
Center Distance (in)	2.06
Reduction	Single
Output Shaft Direction	H1
Output Torque Rating (in-lb)	985 in/lbs
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	1,210 lb
Output Shaft	Hollow Bore

General Specifications

UPC	690310048573
Weight	26.00 LB