• Aluminum housing provides superior resistances to corrosion, even in harsh environments.
• Factory-filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant – USDA Class H1 approved.
• 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.
• 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.
• The unique quill seal guard protects the input seal from damage during motor installation.
• 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

B	5.75
N	4.68
J	4.13 in
BE	0.38 in
H-Tap size	3/8-16 in
K	2.06 in
AJ	5.88
AK	4.5
F	3.25
O*	2.09 in
D	2.63
TAP Depth	0.87 in
O	2.29 in
G	1.63
C	6.88 in
T	1
U	0.625 in
BF	0.41
I	3.4 in
LM	6.26
BD	6.5
Center Distance (in)	2.06 in
A	3.91
L1	4 in
O*	2.09

Technical Specifications

Output HP	0.435
Service Factor	1
Reducer Style	Worm - Right Angle
Output Shaft Orientation	LR
Product Line	EL Series - Aluminum Worm Gear Reducers
Output Diameter (in)	1.000 in
Assembly	BM-D
Gear Type	Worm
Input HP	0.674
Input HP @ 1750 RPM	0.674
Input Keyway (C Face)	3/16 x 3/32
Input Diameter (in)	0.625 in
Output Key	1/4 x 1.44
Input RPM	1,750
Motor Frame Size	56
Ratio Range	60:1
No. of Gear Reductions	Single
Input Bore (C Face)	0.625
Output Style	D
Output Shaft Assembly Code	D
Input Style	Flexible Coupling Input
Center Distance (in)	2.06
Output RPM	29
Thrust Rating - output shaft	1144
Series	EL Series - Aluminum Worm Gear Reducers
Frame Size	56C
Reducer	Worm - Right Angle
Mounting Style	Base
Model Code	BM821
Ratio	60:1
Product Type	Right Angle
Series Code	EL
Input Keyway	3/16 x 0.500 in
Overhung Load	1,415
Shaft Seal Material	Viton
Series Style	EL-BM-D
Reduction	Single
Output Shaft Direction	Double
Output Torque Rating (in-lb)	940 in/lbs
Housing Material	Aluminum
Output Shaft	Solid Shaft
Overhung Load Rating (Output Shaft(lb))	1,415 lb

General Specifications

UPC	662959007471
Weight	20.00 LB