• 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

D	2.63
O*	2.09 in
A	3.91
Center Distance (in)	2.06 in
G	1.63
O	2.29 in
M	1.76
I	3.4 in
L	4.82 in
B	5.75
U	0.625 in
C	6.88 in
N	4.68
TAP Depth	0.87 in
J	4.13 in
T	1
H-Tap size	3/8-16 in
K	2.06 in
F	3.25
O*	2.09

Technical Specifications

Shaft Seal Material	Viton
Thrust Rating - output shaft	735
Reducer Style	Worm - Right Angle
Input HP @ 1750 RPM	3.653
Output Style	D
Gear Type	Worm
Output RPM	350
Center Distance (in)	2.06
Series Code	EL
Assembly	B-D
Reducer	Worm - Right Angle
Series Style	EL-B-D
Ratio Range	5:1
Input HP	3.653
Product Type	Right Angle
Output Diameter (in)	1.000 in
Ratio	5:1
Model Code	B821
Input Diameter (in)	0.625 in
Service Factor	1
Output Shaft Orientation	LR
Input RPM	1,750
Output HP	3.41
Output Key	1/4 x 1.44
Series	EL Series - Aluminum Worm Gear Reducers
Input Keyway	3/16 X 1.38 in
No. of Gear Reductions	Single
Output Shaft Assembly Code	D
Mounting Style	Base
Product Line	EL Series - Aluminum Worm Gear Reducers
Input Style	Solid Shaft
Overhung Load	1,000
Reduction	Single
Output Shaft Direction	Double
Housing Material	Aluminum
Overhung Load Rating (Output Shaft(lb))	1,000 lb
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	614 in/lbs

General Specifications

UPC	662959007020
Weight	17.00 LB