• 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

D	3.38
AA	10.25
AE2	0.56
LM	8.82
V	2.51 in
BF	0.41
AE1	0.46
LL	2.38 in
AG	5.16
B	6.62
H	0.53 in
AB	4.76
T	1.25
AF	0.25
AK	4.5
G	2.32
BD	6.5
P	2.38 in
L	6.57 in
I	4.84 in
Center Distance (in)	3 in
BE	0.38 in
AJ	5.88
U	0.875 in

Technical Specifications

Input HP @ 1750 RPM	1.535
Input Keyway (C Face)	3/16 x 3/32
Motor Frame Size	140TC
Series Code	NH
Service Factor	1
Ratio	50:1
Reducer Style	Worm - Right Angle
Output Style	H1
Bore Code	20
Ratio Range	50:1
Frame Size	140TC
Output Diameter (in)	1.250 in
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Input HP	1.915
Thrust Rating - output shaft	2574
Input Keyway	3/16 X 1.63 in
Input Style	Flexible Coupling Input
Input Diameter (in)	0.875 in
Reducer	Worm - Right Angle
Series Style	NH-HM-H1
No. of Gear Reductions	Single
Center Distance (in)	3
Output HP	1.383
Mounting Style	Shaft Mount
Output RPM	35
Input RPM	1,750
Input Bore (C Face)	0.875
Product Type	Right Angle
Gear Type	Worm
Output Shaft Orientation	H1
Output Shaft Assembly Code	H1
Output Key	1/4 X 2.50
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Shaft Seal Material	Viton
Assembly	HM-H1
Model Code	HM830
Reduction	Single
Output Shaft Direction	H1
Housing Material	Cast Iron
Output Shaft	Hollow Bore
Output Torque Rating (in-lb)	2026 in/lbs
Overhung Load Rating (Output Shaft(lb))	1,950 lb

General Specifications

UPC	690310073896
Weight	60.00 LB