• 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

AK	8.5
BD	9
B	8.12
Center Distance (in)	3 in
G	2
O	3.6 in
H-Tap size	7/16-14 UNC in
I	4.84 in
D	3.25
BF	0.53
J	7 in
TAP Depth	0.88 in
T	1.25
RQ	5.63 in
LQ1	6.15 in
N	6.75
BE1	0.5 in
C	8.88 in
O*	3.36 in
A	5.25
AJ	7.25
F	4
K	3.5 in

Technical Specifications

Output Shaft Assembly Code	D
Output Diameter (in)	1.250 in
Input Bore (C Face)	1.125
Reducer Style	Worm - Right Angle
Output Key	1/4 x 1.75
Product Line	GR Series - Ironman Worm Gear Reducers
Gear Type	Worm
Thrust Rating - output shaft	2574
Service Factor	1
Series	GR Series - Ironman Worm Gear Reducers
Input Style	C-Face Quill
Output HP	2.807
Input RPM	1,750
Model Code	BMQ830
Output RPM	70
Ratio	25:1
Overhung Load	2,170
Motor Frame Size	180
Series Code	GR
No. of Gear Reductions	Single
Input HP	3.355
Product Type	Right Angle
Input HP @ 1750 RPM	3.355
Output Style	D
Mounting Style	Base
Series Style	GR-BMQ-D
Input Keyway (C Face)	1/4 x 1/8
Reducer	Worm - Right Angle
Input Diameter (in)	1.125 in
Output Shaft Orientation	LR
Frame Size	180TC
Assembly	BMQ-D
Shaft Seal Material	Viton
Center Distance (in)	3.00
Ratio Range	25:1
Reduction	Single
Output Shaft Direction	Double
Output Torque Rating (in-lb)	2527 in/lbs
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	2,170 lb
Output Shaft	Solid Shaft

General Specifications

UPC	690310020050
Weight	68.00 LB