• 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

U	1.25 in
F	5
Center Distance (in)	4.25 in
I	6.1 in
AJ	5.88
B	10.25
G	2.5
BE	0.38 in
H-Tap size	5/8 - 11 UNC in
O*	4.21 in
AK	4.5
LM	11.81
BD	6.5
C	11.38 in
A	6.13
K	4.25 in
O	4.5 in
BF	0.41
T	1.875
N	8.12
J	8.5 in
L	9.57 in
D	4.44
TAP Depth	1 in

Technical Specifications

Reducer	Worm - Right Angle
Output Shaft Orientation	LR
Shaft Seal Material	Viton
No. of Gear Reductions	Single
Output Diameter (in)	1.875 in
Assembly	BM-D
Ratio Range	60:1
Motor Frame Size	140TC
Output Key	1/2 X 3.06
Input HP @ 1750 RPM	3.681
Overhung Load	3,730
Input Keyway (C Face)	3/16 x 3/32
Input HP	3.681
Service Factor	1
Reducer Style	Worm - Right Angle
Mounting Style	Base
Input RPM	1,750
Gear Type	Worm
Ratio	60:1
Series Style	GR-BM-D
Output Style	D
Product Type	Worm Speed Reducer
Center Distance (in)	4.25
Thrust Rating - output shaft	2533
Series	GR Series - Ironman Worm Gear Reducers
Input Diameter (in)	1.25 in
Input Style	Flexible Coupling Input
Product Line	GR Series - Ironman Worm Gear Reducers
Frame Size	140TC
Series Code	GR
Output HP	2.772
Model Code	BM842
Input Keyway	1/4 X 2.50 in
Input Bore (C Face)	0.875
Output RPM	29
Output Shaft Assembly Code	D
Reduction	Single
Output Shaft Direction	Double
Output Torque Rating (in-lb)	5989 in/lbs
Overhung Load Rating (Output Shaft(lb))	3,730 lb
Output Shaft	Solid Shaft
Housing Material	Cast Iron

General Specifications

UPC	690310026557
Weight	154.00 LB