• 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

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

Technical Specifications

Series Style	GR-BM-D
Output HP	0.18
Input HP	0.307
Overhung Load	1,770
Input RPM	1,750
No. of Gear Reductions	Single
Input Style	Flexible Coupling Input
Frame Size	56C
Series Code	GR
Output Shaft Assembly Code	D
Reducer Style	Worm - Right Angle
Series Type	Cast Iron 800 Worm Gear Reducers
Output Shaft Orientation	LR
Output Key	1/4 X 1.75
Mounting Style	Base
Output Style	D
Output RPM	17.5
Motor Frame Size	56
Product Type	Right Angle
Ratio	100:1
Product Line	GR Series - Ironman Worm Gear Reducers
Output Diameter (in)	1.125 in
Reducer	Worm - Right Angle
Input HP @ 1750 RPM	0.307
Model Code	BM824
Gear Type	Worm
Thrust Rating - output shaft	2091
Input Bore (C Face)	0.625
Input Diameter (in)	0.75 in
Input Keyway	3/16 X 1.63 in
Ratio Range	100:1 to 250:1
Assembly	BM-D
Input Keyway (C Face)	3/16 x 3/32
Center Distance (in)	2.38
Service Factor	1
Series	GR Series - Ironman Worm Gear Reducers
Shaft Seal Material	Viton
Reduction	Single
Output Shaft Direction	Double
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	648 in/lbs
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	1,770 lb

General Specifications

Weight

47.00 LB