• 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)	2.38 in
O	2.66 in
BD	6.5
L	5.51 in
K	2.5 in
O*	2.44 in
D	2.5
J	5 in
H-Tap size	3/8-16 UNC in
I	3.77 in
A	4.06
BE	0.38 in
C	6.94 in
TAP Depth	0.69 in
LM	7.76
T	1.125
AK	4.5
N	5.14
F	2.88
U	0.75 in
BF	0.41
G	1.44
AJ	5.88
B	6.12

Technical Specifications

Reducer	Worm - Right Angle
Input RPM	1,750
No. of Gear Reductions	Single
Input Keyway	3/16 X 1.63 in
Model Code	BM824
Input Bore (C Face)	0.875
Series Code	GR
Reducer Style	Worm - Right Angle
Motor Frame Size	140TC
Series	GR Series - Ironman Worm Gear Reducers
Output Style	D
Gear Type	Worm
Output RPM	87.5
Thrust Rating - output shaft	2091
Input HP @ 1750 RPM	2.326
Shaft Seal Material	Viton
Ratio Range	20:1
Output Shaft Assembly Code	D
Service Factor	1
Product Type	Worm Speed Reducer
Input HP	2.326
Overhung Load	1,770
Ratio	20:1
Output Key	1/4 X 1.75
Input Keyway (C Face)	3/16 x 3/32
Output Shaft Orientation	LR
Input Style	Flexible Coupling Input
Center Distance (in)	2.38
Assembly	BM-D
Series Style	GR-BM-D
Output HP	1.972
Mounting Style	Base
Frame Size	140TC
Product Line	GR Series - Ironman Worm Gear Reducers
Output Diameter (in)	1.125 in
Input Diameter (in)	0.75 in
Reduction	Single
Output Shaft Direction	Double
Output Shaft	Solid Shaft
Overhung Load Rating (Output Shaft(lb))	1,770 lb
Housing Material	Cast Iron
Output Torque Rating (in-lb)	1421 in/lbs

General Specifications

UPC	690310011584
Weight	47.00 LB