• 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
BD	6.5
J	4 in
B	5.75
U	0.75 in
I	4.34 in
BE	0.38 in
H-Tap size	3/8 - 16 UNC in
LM	8.32
G	1.06
N	5.25
O	3.28 in
AJ	5.88
BF	0.41
L	6.07 in
K	2 in
A	2.88
T	1.125
O*	3.07 in
Center Distance (in)	2.63 in
TAP Depth	0.69 in
C	7.38 in
D	2.94
F	2.13

Technical Specifications

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

General Specifications

UPC	690310068984
Weight	48.00 LB