• 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

U	0.5 in
L	3.82 in
K	1.63 in
G	1
C	4.66 in
D	1.72
I	2.61 in
N	4
J	3.25 in
Center Distance (in)	1.33 in
F	2
T	0.625
B	3.8
O*	1.94 in
M	1.76
O	2.16 in
A	2.82
TAP Depth	0.5 in
H-Tap size	5/16-18 UNC in

Technical Specifications

Output RPM	70
Input Style	Solid Shaft
Output Shaft Orientation	R
Overhung Load	700
Series Code	GR
Output Key	3/16 X 1.50
Series Type	Cast Iron 800 Worm Gear Reducers
Output HP	0.344
Mounting Style	Base
Series Style	GR-B-R
Output Style	R
Output Shaft Assembly Code	R
Reducer Style	Worm - Right Angle
No. of Gear Reductions	Single
Input HP	0.445
Input RPM	1,750
Product Type	Right Angle
Shaft Seal Material	Viton
Product Line	GR Series - Ironman Worm Gear Reducers
Assembly	B-R
Ratio Range	25:1
Output Diameter (in)	0.625 in
Center Distance (in)	1.33
Ratio	25:1
Reducer	Worm - Right Angle
Gear Type	Worm
Service Factor	1
Input Keyway	1/8 X 1.00 in
Series	GR Series - Ironman Worm Gear Reducers
Thrust Rating - output shaft	1144
Model Code	B813
Input Diameter (in)	0.5 in
Input HP @ 1750 RPM	0.445
Reduction	Single
Output Shaft Direction	Right
Output Shaft	Solid Shaft
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	700 lb
Output Torque Rating (in-lb)	309 in/lbs

General Specifications

UPC	690310002230
Weight	17.00 LB
Packaged Length	10.69 IN
Packaged Width	9.06 IN
Packaged Height	10.50 IN