• 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

AJ	7.25
F	4
J	7 in
T	1.938
BF	0.53
AE1	0.6
B	8.12
Center Distance (in)	3 in
G	2
AG	7.5
BD	9
AE2	0.36
LQ1	6.15 in
V	2.756 in
C	8.88 in
AD	6.53
BE1	0.5 in
AK	8.5
RQ	5.63 in
I	4.84 in
D	3.25

Technical Specifications

Shaft Seal Material	Viton
Frame Size	180TC
Assembly	HMQ-H1
Input Keyway (C Face)	1/4 X 1/8
Reducer	Worm - Right Angle
Output RPM	233
Product Line	GR Series - Ironman Worm Gear Reducers
Product Type	Right Angle
Ratio Range	7.5:1
Series Code	GR
Input RPM	1,750
Bore Code	31
Output HP	6.421
Output Diameter (in)	1.938 in
Thrust Rating - output shaft	1944
Service Factor	1
Output Key	1/2 X 3.38
Input Diameter (in)	1.125 in
Input Bore (C Face)	1.125
Input HP	6.879
Series Style	GR-HMQ-H1
Output Shaft Orientation	H1
Output Style	H1
Center Distance (in)	3.00
Motor Frame Size	180
Gear Type	Worm
Input HP @ 1750 RPM	6.879
Series	GR Series - Ironman Worm Gear Reducers
Reducer Style	Worm - Right Angle
Input Style	C-Face Quill
Model Code	HMQ830
Ratio	7.5:1
Mounting Style	Shaft Mount
No. of Gear Reductions	Single
Output Shaft Assembly Code	H1
Reduction	Single
Output Shaft Direction	H1
Output Shaft	Hollow Bore
Output Torque Rating (in-lb)	1734 in/lbs
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	2,170 lb

General Specifications

UPC	690310021972
Weight	69.00 LB