• 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

C	5.75 in
LQ	4.09 in
Center Distance (in)	1.75 in
I	3.24 in
D	2.06
G	1.38
J	4.19 in
BE	0.38 in
RQ	3.59 in
B	5.06
T	0.875
N	4.31
AK	4.5
BD	6.5
F	2.75
O*	1.84 in
AJ	5.88
BF	0.41
K	2.09 in
O	2.05 in
H-Tap size	5/16-18 UNC in
TAP Depth	0.63 in
A	3.56

Technical Specifications

Output Shaft Assembly Code	D
Output RPM	70
Output Style	D
Series Type	Cast Iron 800 Worm Gear Reducers
Output Shaft Orientation	LR
Reducer Style	Worm - Right Angle
Input Style	C-Face Quill
Mounting Style	Base
Series Style	GR-BMQ-D
Overhung Load	1,200
Series Code	GR
Input RPM	1,750
Output Key	3/16 X 1.38
Keyway	3/16 X 3/32
Input HP	0.884
Output HP	0.715
No. of Gear Reductions	Single
Frame Size	140TC
Shaft Seal Material	Viton
Thrust Rating - output shaft	1144
Output Diameter (in)	0.875 in
Motor Frame Size	140
Series	GR Series - Ironman Worm Gear Reducers
Input Diameter (in)	0.875 in
Input Bore (C Face)	0.875
Input Quill Diameter (in)	0.875 in
Service Factor	1
Ratio Range	25:1
Center Distance (in)	1.75
Input Keyway (C Face)	3/16 x 3/32
Gear Type	Worm
Product Type	Right Angle
Ratio	25:1
Model Code	BMQ818
Input HP @ 1750 RPM	0.884
Assembly	BMQ-D
Reducer	Worm - Right Angle
Product Line	GR Series - Ironman Worm Gear Reducers
Reduction	Single
Output Shaft Direction	Double
Output Torque Rating (in-lb)	644 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,200 lb
Housing Material	Cast Iron
Output Shaft	Solid Shaft

General Specifications

UPC	690310008133
Weight	27.00 LB