• 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

Y	5 in
AJ	5.88
U	0.625 in
LL	1.92 in
I	3.24 in
BD	6.5
LM	6.7
N	2.37
X	5.58 in
V	1.44 in
R	2.74 in
BF	0.41
C	5.44 in
L	4.45 in
H	0.34 in
Center Distance (in)	1.75 in
D	2.06
BE	0.38 in
B	4.5
AK	4.5
T	1
A	2.56

Technical Specifications

Reducer Style	Worm - Right Angle
Input HP	0.741
Frame Size	56C
Assembly	FHM
Ratio	30:1
Reducer	Worm - Right Angle
Input Style	C-Face Coupled
Output RPM	58
Output HP	0.569
Output Key	1/4 X 1.75
Output Shaft Orientation	HL
Input RPM	1,750
Series	NH Series - Ironman Narrow Housing Worm Gear Reducers
Model Code	FHM818
Input Keyway	3/16 X 1.38 in
Input Diameter (in)	0.625 in
Output Style	HL
Product Type	Right Angle
Input Keyway (C Face)	3/16 x 3/32
Output Shaft Assembly Code	HL
Service Factor	1
Product Line	NH Series - Ironman Narrow Housing Worm Gear Reducers
Center Distance (in)	1.75
Gear Type	Worm
Motor Frame Size	56C
Shaft Seal Material	Viton
Input Bore (C Face)	0.625
No. of Gear Reductions	Single
Mounting Style	Flange Mounted Hollow Output Bore
Series Style	NH-FHM-HL
Output Diameter (in)	1.000 in
Ratio Range	30:1
Bore Code	16
Reduction	Single
Output Shaft	Hollow Bore
Output Torque Rating (in-lb)	614 in/lbs
Housing Material	Cast Iron

General Specifications

Weight

25.00 LB