• 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

AG	4.29
LQ	4.09 in
RQ	3.59 in
B	4.5
T	0.75
AJ	5.88
AF	0.19
H	0.53 in
AB	3.44
BF	0.41
P	1.38 in
BD	6.5
AA	7.44
D	2.06
AK	4.5
V	1.44 in
AE2	0.56
LL	1.98 in
G	1.82
I	3.24 in
BE	0.38 in
Center Distance (in)	1.75 in

Technical Specifications

Thrust Rating - output shaft	1144
Input Diameter (in)	0.625 in
Input Keyway (C Face)	3/16 X 3/32
Service Factor	1
Mounting Style	Shaft Mount
Output HP	0.569
Input HP	0.741
Reducer Style	Worm - Right Angle
Motor Frame Size	56
Ratio	30:1
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Output RPM	58
Output Shaft Assembly Code	H1
Ratio Range	30:1
Output Style	H1
Series Style	NH-HMQ-H1
Output Shaft Orientation	H1
Bore Code	12
Product Type	Right Angle
Center Distance (in)	1.75
Output Key	3/16 X 1.50
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Input Style	C-Face Quill
No. of Gear Reductions	Single
Assembly	HMQ-H1
Shaft Seal Material	Viton
Input RPM	1,750
Output Diameter (in)	0.75 in
Input Bore (C Face)	0.625
Model Code	HMQ818
Frame Size	56C
Series Code	NH
Gear Type	Worm
Reducer	Worm - Right Angle
Input HP @ 1750 RPM	0.741
Reduction	Single
Output Shaft Direction	H1
Housing Material	Cast Iron
Output Torque Rating (in-lb)	614 in/lbs
Output Shaft	Hollow Bore
Overhung Load Rating (Output Shaft(lb))	1,250 lb

General Specifications

UPC	690310060780
Weight	21.00 LB