• 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

F	2
D	1.72
K	1.63 in
I	2.61 in
AJ	3.75
J	3.25 in
BF	0.28
BD	4.36
LM	5.63
Center Distance (in)	1.33 in
T	0.625
B	3.8
U	0.5 in
C	4.66 in
AK	3
N	4
O	2.16 in
G	1
BE	0.38 in
L	3.82 in
H-Tap size	5/16-18 UNC in
A	2.82
TAP Depth	0.5 in

Technical Specifications

Series Type	Cast Iron 800 Worm Gear Reducers
Output Key	3/16 X 1.50
Input Style	Flexible Coupling Input
Reducer Style	Worm - Right Angle
Mounting Style	Base
Output Shaft Assembly Code	L
Output HP	1.158
Output Shaft Orientation	L
No. of Gear Reductions	Single
Input RPM	1,750
Overhung Load	700
Series Code	GR
Frame Size	48CZ
Series Style	GR-BM-L
Output Style	L
Input HP	1.248
Output RPM	350
Input Bore (C Face)	0.5
Input Diameter (in)	0.5 in
Input Keyway (C Face)	1/8 x 1/16
Model Code	BM813
Product Type	Right Angle
Series	GR Series - Ironman Worm Gear Reducers
Shaft Seal Material	Viton
Gear Type	Worm
Output Diameter (in)	0.625 in
Service Factor	1
Thrust Rating - output shaft	827
Input HP @ 1750 RPM	1.248
Input Keyway	1/8 X 1.00 in
Ratio	5:1
Center Distance (in)	1.33
Product Line	GR Series - Ironman Worm Gear Reducers
Reducer	Worm - Right Angle
Assembly	BM-L
Ratio Range	5:1
Motor Frame Size	48
Reduction	Single
Output Shaft Direction	Left
Overhung Load Rating (Output Shaft(lb))	700 lb
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	209 in/lbs
Housing Material	Cast Iron

General Specifications

Weight

22.00 LB