• 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

TAP Depth	1.25 in
F	5.81
G	2.91
L	10.88 in
N	9.06
O	4.78 in
T	2
O*	4.53 in
I	7.5 in
J	11 in
H-Tap size	5/8-11 UNC in
B	13
D	5.12
M	3.38
A	7.19
Center Distance (in)	5.25 in
U	1.25 in
C	14 in
K	5.5 in

Technical Specifications

Output RPM	17
Input Diameter (in)	1.25 in
Reducer Style	Worm - Right Angle
Assembly	B-D
Input Keyway	1/4 X 3.00 in
Series Code	GR
Product Type	Right Angle
Center Distance (in)	5.25
Output Style	D
Output Shaft Orientation	LR
Series	GR Series - Ironman Worm Gear Reducers
Overhung Load	3,600
Product Line	GR Series - Ironman Worm Gear Reducers
Input RPM	1,750
Input HP @ 1750 RPM	2.072
Model Code	B852
Input HP	2.072
No. of Gear Reductions	Single
Output Shaft Assembly Code	D
Service Factor	1
Reducer	Worm - Right Angle
Gear Type	Worm
Ratio	100:1
Output HP	1.291
Mounting Style	Base
Output Key	1/2 X 3.50
Thrust Rating - output shaft	3412
Ratio Range	100:1 to 250:1
Output Diameter (in)	2.000 in
Input Style	Solid Shaft
Series Style	GR-B-D
Shaft Seal Material	Viton
Reduction	Single
Output Shaft Direction	Double
Output Shaft	Solid Shaft
Overhung Load Rating (Output Shaft(lb))	3,600 lb
Housing Material	Cast Iron
Output Torque Rating (in-lb)	4646 in/lbs

General Specifications

UPC	690310031650
Weight	232.00 LB