• 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

J	7.5 in
G	1.88
AJ	5.88
TAP Depth	1 in
O*	3.59 in
RQ	6.04 in
Center Distance (in)	4.25 in
I	6.1 in
T	1.75
H-Tap size	1/2 - 13 UNC in
O	3.88 in
N	7.5
BF	0.41
B	9.75
D	4.5
BE	0.38 in
C	11.5 in
K	3.75 in
BD	6.5
LQ	6.77 in
AK	4.5
F	3.75
A	4.75

Technical Specifications

No. of Gear Reductions	Single
Series Style	NH-BMQ-D
Center Distance (in)	4.25
Output Key	3/8 x 2.25
Service Factor	1
Input RPM	1,750
Output HP	4.274
Output Shaft Orientation	LR
Output RPM	43
Model Code	BMQ842
Ratio	40:1
Output Style	D
Reducer Style	Worm - Right Angle
Gear Type	Worm
Overhung Load	3,715
Output Diameter (in)	1.750 in
Input HP @ 1750 RPM	5.262
Shaft Seal Material	Viton
Input Style	C-Face Quill
Mounting Style	Base
Thrust Rating - output shaft	2533
Output Shaft Assembly Code	D
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Series Code	NH
Input HP	5.262
Input Diameter (in)	0.875 in
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Motor Frame Size	140
Assembly	BMQ-D
Input Keyway (C Face)	3/16 x 3/32
Reducer	Worm - Right Angle
Input Bore (C Face)	0.875
Frame Size	140TC
Ratio Range	40:1
Product Type	Right Angle
Reduction	Single
Output Shaft Direction	Double
Overhung Load Rating (Output Shaft(lb))	3,715 lb
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	6156 in/lbs
Housing Material	Cast Iron

General Specifications

UPC	690310080085
Weight	124.00 LB