• 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

T	2.5
C	16.5 in
F	6.38
B	14.25
H-Tap size	5/8-11 UNC in
N	10
J	12.75 in
AK	8.5
U	1.5 in
FA	11.13 in
BD	9
L	11.78 in
K	6.38 in
Center Distance (in)	6 in
TAP Depth	1 in
O	4.65 in
FZ	0.33 in
BF	0.53
A	8.13
BE1	0.5 in
L1	15.88 in
AJ	7.25
G	3.19
D	6.5

Technical Specifications

Input Style	Flexible Coupling Input
Mounting Style	Base
Input HP @ 1750 RPM	2.571
Center Distance (in)	6
Product Line	GR Series - Ironman Worm Gear Reducers
Input Bore (C Face)	1.125
Input Keyway	3/8 X 3.00 in
Model Code	BM860
Output Style	L
Shaft Seal Material	Viton
Assembly	BM-L
Series	GR Series - Ironman Worm Gear Reducers
Overhung Load	3,723
Reducer Style	Worm - Right Angle
Input Keyway (C Face)	1/4 x 1/8
Input RPM	1,750
Motor Frame Size	180
Product Type	Right Angle
Frame Size	180TC
Thrust Rating - output shaft	3990
Output Key	5/8 X 4.00
Service Factor	1
Input HP	2.571
Ratio Range	100:1 to 250:1
Output Shaft Assembly Code	L
Series Code	GR
Gear Type	Worm
No. of Gear Reductions	Single
Output Diameter (in)	2.5 in
Ratio	100:1
Input Diameter (in)	1.5 in
Output HP	1.635
Reducer	Worm - Right Angle
Series Style	GR-BM-L
Output Shaft Orientation	L
Output RPM	17
Reduction	Single
Output Shaft Direction	Left
Output Shaft	Solid Shaft
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	3,723 lb
Output Torque Rating (in-lb)	5886 in/lbs

General Specifications

UPC	690310034620
Weight	336.00 LB