• 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

A	4.75
Center Distance (in)	4.25 in
I	6.1 in
O	3.88 in
F	3.75
H-Tap size	1/2 - 13 UNC in
J	7.5 in
TAP Depth	1 in
BF	0.41
AK	4.5
BD	6.5
LM	11.81
K	3.75 in
BE	0.38 in
AJ	5.88
N	7.5
B	9.75
L	9.57 in
C	11.5 in
U	1.25 in
G	1.88
D	4.5
T	1.75

Technical Specifications

Mounting Style	Base
Model Code	BM842
Reducer Style	Worm - Right Angle
Output Style	R
Ratio	60:1
Input Keyway (C Face)	3/16 x 3/32
Input HP	3.681
Output HP	2.772
Output Shaft Assembly Code	R
Thrust Rating - output shaft	2533
Reducer	Worm - Right Angle
Series Code	NH
Motor Frame Size	56
Assembly	BM-R
Series Style	NH-BM-R
No. of Gear Reductions	Single
Output Key	3/8 x 2.25
Ratio Range	60:1
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Gear Type	Worm
Input Diameter (in)	1.25 in
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Input Style	Flexible Coupling Input
Product Type	Right Angle
Input RPM	1,750
Output Diameter (in)	1.750 in
Center Distance (in)	4.25
Shaft Seal Material	Viton
Input Keyway	1/4 X 2.50 in
Output RPM	29
Frame Size	56C
Output Shaft Orientation	R
Service Factor	1
Input HP @ 1750 RPM	3.681
Input Bore (C Face)	0.625
Overhung Load	3,730
Reduction	Single
Output Shaft Direction	Right
Output Shaft	Solid Shaft
Output Torque Rating (in-lb)	5989 in/lbs
Overhung Load Rating (Output Shaft(lb))	3,730 lb
Housing Material	Cast Iron

General Specifications

UPC	690310079287
Weight	131.00 LB