• 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

TAP Depth	0.69 in
I	4.34 in
A	4.84
L	6.07 in
U	0.75 in
H-Tap size	3/8-16 UNC in
N	5.63
G	1.69
C	8 in
AJ	7.25
L1	9.32 in
Center Distance (in)	2.63 in
D	2.94
BE1	0.5 in
F	3.38
T	1.25
BD	9
O	2.73 in
J	6.38 in
K	3.19 in
BF	0.53
AK	8.5
B	7.12

Technical Specifications

Input Keyway (C Face)	1/4 x 1/8
Input HP	4.956
Input Keyway	3/16 X 1.63 in
Ratio Range	7.5:1
Ratio	7.5:1
Overhung Load	1,625
Input RPM	1,750
Input HP @ 1750 RPM	4.956
Input Diameter (in)	0.75 in
Thrust Rating - output shaft	1609
Shaft Seal Material	Viton
Output Key	1/4 x 1.75
Motor Frame Size	180
Output HP	4.571
Output Diameter (in)	1.250 in
Mounting Style	Base
Model Code	BM826
Series Code	GRG
Output Shaft Assembly Code	L
Output RPM	233
Assembly	BM-L
Gear Type	Worm
Output Style	L
Product Line	GRG Series - Ironman Worm Gear Reducers
Reducer Style	Worm - Right Angle
Service Factor	1
Frame Size	180TC
Output Shaft Orientation	L
No. of Gear Reductions	Single
Input Style	Flexible Coupling Input
Center Distance (in)	2.63
Product Type	Right Angle
Reducer	Worm - Right Angle
Series	GRG Series - Ironman Worm Gear Reducers
Series Style	GRG-BM-L
Input Bore (C Face)	1.125
Reduction	Single
Output Shaft Direction	Left
Housing Material	Cast Iron
Output Torque Rating (in-lb)	1235 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,625 lb
Output Shaft	Solid Shaft

General Specifications

UPC	690310041703
Weight	57.00 LB