• 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

AK	4.5
Center Distance (in)	2.63 in
C	7.38 in
AJ	5.88
A	2.88
G	1.06
H-Tap size	3/8 - 16 UNC in
N	5.25
BF	0.41
D	2.94
K	2 in
J	4 in
LM	8.32
I	4.34 in
U	0.75 in
BE	0.38 in
F	2.13
L	6.07 in
TAP Depth	0.69 in
BD	6.5
T	1.125
O	3.28 in
B	5.75

Technical Specifications

Input Bore (C Face)	0.875
Model Code	BM826
Assembly	BM-R
Center Distance (in)	2.63
Motor Frame Size	140
Output Diameter (in)	1.125 in
Ratio	100:1
Service Factor	1
Gear Type	Worm
Series Style	NH-BM-R
Input Keyway	3/16 X 1.63 in
Frame Size	140TC
Reducer	Worm - Right Angle
Product Type	Right Angle
Output Shaft Assembly Code	R
Input RPM	1,750
Input Diameter (in)	0.75 in
Output HP	0.236
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Thrust Rating - output shaft	2091
Input HP	0.386
No. of Gear Reductions	Single
Input Keyway (C Face)	3/16 x 3/32
Input Style	Flexible Coupling Input
Input HP @ 1750 RPM	0.386
Mounting Style	Base
Reducer Style	Worm - Right Angle
Shaft Seal Material	Viton
Ratio Range	100:1 to 250:1
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Output Shaft Orientation	R
Output Style	R
Series Code	NH
Output Key	1/4 x 1.75
Output RPM	17
Overhung Load	1,625
Reduction	Single
Output Shaft Direction	Right
Output Torque Rating (in-lb)	851 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,750 lb
Housing Material	Cast Iron
Output Shaft	Solid Shaft

General Specifications

UPC	690310068908
Weight	48.00 LB