• 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

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

Technical Specifications

Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Thrust Rating - output shaft	2533
Motor Frame Size	180
Output HP	6.946
Input Style	C-Face Quill
Output RPM	70
Series Style	NH-BMQ-L
Ratio	25:1
Assembly	BMQ-L
Frame Size	180TC
Output Key	3/8 x 2.25
Product Type	Right Angle
Input Diameter (in)	1.125 in
Input HP @ 1750 RPM	7.94
Overhung Load	3,445
Mounting Style	Base
No. of Gear Reductions	Single
Model Code	BMQ842
Ratio Range	25:1
Input Keyway (C Face)	1/4 x 1/8
Center Distance (in)	4.25
Reducer	Worm - Right Angle
Series Code	NH
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Output Shaft Orientation	L
Gear Type	Worm
Shaft Seal Material	Viton
Service Factor	1
Input HP	7.94
Output Style	L
Input Bore (C Face)	1.125
Input RPM	1,750
Output Shaft Assembly Code	L
Reducer Style	Worm - Right Angle
Output Diameter (in)	1.750 in
Reduction	Single
Output Shaft Direction	Left
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	6254 in/lbs
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	3,445 lb

General Specifications

UPC	690310080177
Weight	124.00 LB