• 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
AK	4.5
BD	6.5
LQ	4.46 in
T	1
RQ	4.06 in
G	1.44
F	2.88
Center Distance (in)	2.06 in
I	3.61 in
B	5.8
AJ	5.88
AE1	0.61
AD	4.99
AG	6
J	5 in
BF	0.41
V	1.94 in
AE2	0.4
C	6.38 in
BE	0.38 in

Technical Specifications

Center Distance (in)	2.06
Series	GR Series - Ironman Worm Gear Reducers
Reducer	Worm - Right Angle
Assembly	HMQ-H1
Motor Frame Size	56
Model Code	HMQ821
Input Style	C-Face Quill
Frame Size	56C
Output Shaft Orientation	H1
Input Bore (C Face)	0.625
Ratio	5:1
Output RPM	350
Input RPM	1,750
Input HP @ 1750 RPM	3.653
Product Type	Right Angle
Output Key	1/4 X 2.50
Gear Type	Worm
Input Diameter (in)	0.625 in
Input Keyway (C Face)	3/16 X 3/32
Bore Code	16
Mounting Style	Shaft Mount
Output Shaft Assembly Code	H1
Output Style	H1
Thrust Rating - output shaft	735
Output Diameter (in)	1 in
Output HP	3.41
Reducer Style	Worm - Right Angle
Shaft Seal Material	Viton
Series Code	GRL
Product Line	GR Series - Ironman Worm Gear Reducers
Service Factor	1
Ratio Range	5:1
Series Style	GRL-HMQ-H1
Input HP	3.653
No. of Gear Reductions	Single
Reduction	Single
Output Shaft Direction	H1
Output Shaft	Hollow Bore
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	1,000 lb
Output Torque Rating (in-lb)	614 in/lbs

General Specifications

UPC	690310049242
Weight	30.00 LB