• 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

O*	3.42 in
AK	8.5
B	6
LQ1	6.34 in
G	4.75
BF	0.53
BE1	0.5 in
J	3.88 in
N	7.06
D	3.5
F	11.88
H	0.56 in
O	3.66 in
R	5.63 in
RQ	5.81 in
V	0.38 in
Center Distance (in)	3.25 in
K	1.94 in
AJ	7.25
C	9.38 in
BD	8.5
T	1.5
A	13.14

Technical Specifications

Frame Size	180TC
Reducer Style	Worm - Right Angle
Output RPM	87
Mounting Style	Vertical Input Shaft
Series Type	Cast Iron 800 Worm Gear Reducers
Output Shaft Assembly Code	D
Output HP	4.536
Series Style	GRG-JMQ--D
Output Style	D
Input HP	5.18
Output Key	3/8 X 2.25
Overhung Load	2,275
No. of Gear Reductions	Single
Input RPM	1,750
Keyway	1/4 x 1/8
Input Style	C-Face Quill
Series Code	GRG
Output Shaft Orientation	LR
Input Bore (C Face)	1.125
Input Quill Diameter (in)	1.125 in
Output Diameter (in)	1.500 in
Product Type	Right Angle
Input Keyway	3/16 X 1.63 in
Ratio Range	20:1
Ratio	20:1
Model Code	JMQ
Input Keyway (C Face)	1/4 x 1/8
Input Diameter (in)	1.125 in
Assembly	JMQ-D
Reducer	Worm - Right Angle
Motor Frame Size	180TC
Service Factor	1
Series	GR Series - Ironman Worm Gear Reducers
Shaft Seal Material	Viton
Product Line	GR Series - Ironman Worm Gear Reducers
Center Distance (in)	3.25
Gear Type	Worm
Reduction	Single
Output Shaft Direction	Double
Output Shaft	Shaft
Housing Material	Cast Iron
Output Torque Rating (in-lb)	3267 in/lbs

General Specifications

Weight

81.00 LB