• Rugged cast iron housings, covers, and flanges provide superior strength and rigidity.
• 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.
• O-rings on all bearing covers, eliminating gaskets, sealants and leaks.
• 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.
• 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.
• 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.

Dimensions

BD	9
TAP Depth	1 in
H-Tap size	1/2 - 13 UNC in
N	7.5
B	9.75
D	4.5
J	7.5 in
RQ	6.68 in
AJ	7.25
O	3.88 in
K	3.75 in
F	3.75
Center Distance (in)	4.25 in
A	4.75
G	1.88
BE1	0.5 in
BF	0.53
I	6.1 in
T	1.75
LQ1	7.21 in
C	11.5 in
AK	8.5

Technical Specifications

Output Shaft Orientation	R
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Product Type	Right Angle
Ratio	20:1
Assembly	BMQ-R
Output Shaft Assembly Code	R
Shaft Seal Material	Viton
Output Diameter (in)	1.750 in
Reducer	Worm - Right Angle
Input HP	9.462
Input Style	C-Face Quill
Gear Type	Worm
Frame Size	210TC
Thrust Rating - output shaft	2533
Series Style	NH-BMQ-R
Series Code	NH
Output Style	R
Input RPM	1,750
Center Distance (in)	4.25
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Mounting Style	Base
No. of Gear Reductions	Single
Input HP @ 1750 RPM	9.462
Input Bore (C Face)	1.375
Input Keyway (C Face)	5/16 x 5/32
Output HP	8.458
Output Key	3/8 x 2.25
Service Factor	1
Ratio Range	20:1
Motor Frame Size	210
Overhung Load	3,320
Reducer Style	Worm - Right Angle
Output RPM	87
Model Code	BMQ842
Input Diameter (in)	1.375 in
Reduction	Single
Output Shaft Direction	Right
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	6092 in/lbs
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	3,320 lb

General Specifications

UPC	690310080528
Weight	124.00 LB