• 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

AF	0.75
Center Distance (in)	1.54 in
V	1 in
AK	4.5
F	2.75
BF	0.41
RQ	3.62 in
D	1.91
I	3.14 in
G	1.38
R	0.75 in
AG	5.42
BE	0.38 in
LQ	3.99 in
AB	4.41
AJ	5.88
AA	5.97
AD	4.61
AE2	0.3
J	4.19 in
B	5.19
BD	6.5
H	0.53 in
AE1	0.51
C	5.38 in
T	0.625

Technical Specifications

Series Code	GR
Output RPM	87
Bore Code	10
Reducer Style	Worm - Right Angle
Output Shaft Orientation	H1
Series Type	Cast Iron 800 Worm Gear Reducers
Output Key	3/16 X 1.50
Input HP	0.919
Series Style	GR-HMQ-H1
Output Style	H1
Output Shaft Assembly Code	H1
Frame Size	56C
Keyway	3/16 X 3/32
Mounting Style	Shaft Mount
Output HP	0.719
Input RPM	1,750
Input Style	C-Face Quill
Ratio Range	20:1
Reducer	Worm - Right Angle
Input Diameter (in)	0.625 in
Product Type	Worm Speed Reducer
Ratio	20:1
Product Line	GR Series - Ironman Worm Gear Reducers
No. of Gear Reductions	Single
Thrust Rating - output shaft	1144
Series	GR Series - Ironman Worm Gear Reducers
Input HP @ 1750 RPM	0.919
Model Code	HMQ815
Motor Frame Size	56C
Center Distance (in)	1.54
Assembly	HMQ-H1
Gear Type	Worm
Input Keyway (C Face)	3/16 X 3/32
Input Bore (C Face)	0.625
Input Quill Diameter (in)	0.625 in
Shaft Seal Material	Viton
Output Diameter (in)	0.625 in
Service Factor	1
Reduction	Single
Output Shaft Direction	H1
Output Shaft	Hollow Bore
Overhung Load Rating (Output Shaft(lb))	860 lb
Housing Material	Cast Iron
Output Torque Rating (in-lb)	518 in/lbs

General Specifications

UPC	690310005972
Weight	22.00 LB