• 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

Center Distance (in)	1.54 in
C	5.38 in
O	2.11 in
G	1.38
N	4.31
BE	0.38 in
F	2.75
AK	4.5
L	4.35 in
TAP Depth	0.63 in
U	0.625 in
AJ	5.88
A	3.44
T	0.75
BF	0.41
B	4.88
J	4.19 in
BD	6.5
H-Tap size	5/16-18 UNC in
D	1.91
K	2.09 in
LM	6.6
I	3.14 in

Technical Specifications

Model Code	BM815
Input HP @ 1750 RPM	1.939
Overhung Load	860
Gear Type	Worm
Input Style	Flexible Coupling Input
Series	GR Series - Ironman Worm Gear Reducers
Input HP	1.939
Assembly	BM-L
Series Code	GR
Output Key	3/16 x 1.50
Input Keyway (C Face)	3/16 x 3/32
Thrust Rating - output shaft	794
Output HP	1.794
Mounting Style	Base
Output Shaft Assembly Code	L
Motor Frame Size	140
Frame Size	140TC
Output Style	L
Shaft Seal Material	Viton
Ratio	5:1
Input Diameter (in)	0.625 in
Product Type	Right Angle
Service Factor	1
Ratio Range	5:1
Input RPM	1,750
Input Bore (C Face)	0.875
Center Distance (in)	1.54
Output Diameter (in)	0.750 in
Reducer	Worm - Right Angle
No. of Gear Reductions	Single
Product Line	GR Series - Ironman Worm Gear Reducers
Reducer Style	Worm - Right Angle
Output Shaft Orientation	L
Output RPM	350
Series Style	GR-BM-L
Input Keyway	3/16 X 1.38 in
Reduction	Single
Output Shaft Direction	Left
Overhung Load Rating (Output Shaft(lb))	860 lb
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	323 in/lbs
Housing Material	Cast Iron

General Specifications

UPC	690310005224
Weight	29.00 LB