• 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

H	0.53 in
LQ	4.46 in
AF	0.19
AG	4.65
LL	2.12 in
T	1
V	1.94 in
BF	0.41
G	1.82
AA	8
Center Distance (in)	2.06 in
AB	3.69
RQ	4.06 in
B	4.5
AJ	5.88
P	1.38 in
BE	0.38 in
BD	6.5
AK	4.5
I	3.61 in
D	2.31
AE2	0.85

Technical Specifications

Output Diameter (in)	1 in
No. of Gear Reductions	Single
Motor Frame Size	140
Mounting Style	Shaft Mount
Input HP @ 1750 RPM	2.793
Input HP	2.793
Input Keyway (C Face)	3/16 X 3/32
Output Style	H1
Output RPM	233
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Output HP	2.562
Output Key	1/4 X 3.00
Ratio	7.5:1
Input RPM	1,750
Input Style	C-Face Quill
Frame Size	140TC
Product Type	Right Angle
Output Shaft Orientation	H1
Series Style	NH-HMQ-H1
Shaft Seal Material	Viton
Center Distance (in)	2.06
Input Bore (C Face)	0.875
Bore Code	16
Reducer Style	Worm - Right Angle
Model Code	HMQ821
Output Shaft Assembly Code	H1
Reducer	Worm - Right Angle
Gear Type	Worm
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Input Diameter (in)	0.875 in
Thrust Rating - output shaft	811
Ratio Range	7.5:1
Service Factor	1
Series Code	NH
Assembly	HMQ-H1
Reduction	Single
Output Shaft Direction	H1
Housing Material	Cast Iron
Overhung Load Rating (Output Shaft(lb))	775 lb
Output Torque Rating (in-lb)	692 in/lbs
Output Shaft	Hollow Bore

General Specifications

UPC	690310064276
Weight	26.00 LB