• 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	5.88
U	0.875 in
L	6.57 in
G	2.94
BE	0.38 in
N	6.75
B	10
H	0.53 in
F	5.88
LM	8.82
C	9.63 in
Center Distance (in)	3 in
AK	4.5
V	0.75 in
D	4
BD	6.5
K	4.22 in
I	4.84 in
T	1.25
BF	0.41
O	3.6 in
O*	3.36 in
J	8.44 in
A	7.5

Technical Specifications

Mounting Style	Horizontal Base, Worm Over
No. of Gear Reductions	Single
Output Shaft Orientation	LR
Input Style	C-Face Coupled
Reducer Style	Worm - Right Angle
Output HP	4.311
Output Shaft Assembly Code	D
Keyway	3/16 X 3/32
Frame Size	140TC
Series Style	GR-TM-D
Series Type	Cast Iron 800 Worm Gear Reducers
Output RPM	116
Input HP	4.843
Input RPM	1,750
Series Code	GR
Output Style	D
Output Key	1/4 X 1.75
Overhung Load	2,170
Input Bore (C Face)	0.875
Product Type	Right Angle
Ratio Range	15:1
Series	GR Series - Ironman Worm Gear Reducers
Shaft Seal Material	Viton
Input Diameter (in)	0.875 in
Motor Frame Size	140TC
Assembly	TM-D
Product Line	GR Series - Ironman Worm Gear Reducers
Reducer	Worm - Right Angle
Input Keyway	3/16 X 1.63 in
Ratio	15:1
Center Distance (in)	3.00
Input Keyway (C Face)	3/16 x 3/32
Gear Type	Worm
Output Diameter (in)	1.250 in
Model Code	TM830
Service Factor	1
Reduction	Single
Output Shaft Direction	Double
Output Torque Rating (in-lb)	2329 in/lbs
Output Shaft	Shaft
Housing Material	Cast Iron

General Specifications

Weight

75.00 LB