• 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	4.99
LQ	4.46 in
BE	0.38 in
BF	0.41
D	2.28
G	1.44
RQ	4.06 in
T	1
BD	6.5
AG	6
Center Distance (in)	2.06 in
AK	4.5
J	5 in
V	1.94 in
AE2	0.4
AJ	5.88
B	5.8
AE1	0.61
F	2.88
I	3.61 in
C	6.38 in

Technical Specifications

Bore Code	16
Input HP @ 1750 RPM	2.793
Input HP	2.793
Output Shaft Assembly Code	H1
Center Distance (in)	2.06
Output Key	1/4 X 2.50
Ratio	7.5:1
Assembly	HMQ-H1
Shaft Seal Material	Viton
Input RPM	1,750
Output Style	H1
Motor Frame Size	140
Input Keyway (C Face)	3/16 X 3/32
Input Bore (C Face)	0.875
Ratio Range	7.5:1
Series	GR Series - Ironman Worm Gear Reducers
Input Diameter (in)	0.875 in
Series Code	GRL
Product Line	GR Series - Ironman Worm Gear Reducers
Thrust Rating - output shaft	811
Reducer Style	Worm - Right Angle
Frame Size	140TC
Output Diameter (in)	1 in
Output HP	2.562
Gear Type	Worm
Reducer	Worm - Right Angle
No. of Gear Reductions	Single
Input Style	C-Face Quill
Model Code	HMQ821
Product Type	Right Angle
Output Shaft Orientation	H1
Output RPM	233
Mounting Style	Shaft Mount
Series Style	GRL-HMQ-H1
Service Factor	1
Reduction	Single
Output Shaft Direction	H1
Output Shaft	Hollow Bore
Overhung Load Rating (Output Shaft(lb))	1,035 lb
Housing Material	Cast Iron
Output Torque Rating (in-lb)	692 in/lbs

General Specifications

UPC	690310049877
Weight	30.00 LB