• One-piece cast iron housings with single output cover design, CNC machined for precise component fit and alignment.
• 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.
• 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.
• 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.
• 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.
• Mounting dimensions are interchangeable with most industry standard reducers.

Dimensions

V	0.75 in
AK	8.5
BE1	0.5 in
B	14.25
BD	9
N	5.75
L1	16.5 in
U	1.5 in
Center Distance (in)	6 in
D	6.5
Y	14 in
R	7.26 in
X	15.63 in
L	11.78 in
H	0.69 in
A	8.13

Technical Specifications

Output Shaft Orientation	HL
Series Style	GR-FHM-HL
Output Shaft Assembly Code	HL
Input RPM	1,750
Series Code	GR
Input Style	C-Face Coupled
Output HP	23.51
Series Type	Cast Iron 800 Worm Gear Reducers
Output Key	7/8 X 11/16 X 4
Frame Size	250TC
Output Style	HL
Input HP	24.99
Bore Code	55
Output RPM	175
Mounting Style	Flange Mounted Hollow Output Bore
Reducer Style	Worm - Right Angle
Motor Frame Size	250TC
Gear Type	Worm
Center Distance (in)	6
Input Diameter (in)	1.625 in
Reducer	Worm - Right Angle
Series	GR Series - Ironman Worm Gear Reducers
Ratio Range	10:1
Shaft Seal Material	Viton
Product Type	Right Angle
No. of Gear Reductions	Single
Ratio	10:1
Service Factor	1
Assembly	FHM-HL
Input Bore (C Face)	1.625
Product Line	GR Series - Ironman Worm Gear Reducers
Output Diameter (in)	3.438 in
Model Code	FHM860
Input Keyway	3/8 x 3/16 in
Reduction	Single
Housing Material	Cast Iron
Output Shaft	Hollow Bore
Output Torque Rating (in-lb)	8467 in/lbs

General Specifications

Weight

374.00 LB