• 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

AK	4.5
Y	4.5 in
BE	0.38 in
T	0.625
B	3.8
V	0.38 in
LM	6.07
Center Distance (in)	1.33 in
U	0.5 in
I	2.61 in
C	4.66 in
R	2.52 in
O*	1.9 in
AJ	5.88
L	3.82 in
BF	0.41
H	0.03 in
D	1.72
BD	6.5
X	5 in
N	4
A	2.82

Technical Specifications

Output Shaft Orientation	LL
Keyway	3/16 X 3/32
Series Code	GR
Reducer Style	Worm - Right Angle
Input Style	C-Face Coupled
Output Shaft Assembly Code	LL
Output Style	LL
Output Key	3/16 X 1.50
Output HP	1.158
Overhung Load	700
Input HP	1.248
Frame Size	56C
Output RPM	350
Input RPM	1,750
Mounting Style	Flange Mounted Output Shaft
Series Type	Cast Iron 800 Worm Gear Reducers
No. of Gear Reductions	Single
Series Style	GR-FM-LL
Motor Frame Size	56C
Input Keyway	1/8 X 1.00 in
Gear Type	Worm
Input Bore (C Face)	0.625
Reducer	Worm - Right Angle
Product Type	Right Angle
Model Code	FM813
Assembly	FM-LL
Service Factor	1
Input Diameter (in)	0.625 in
Series	GR Series - Ironman Worm Gear Reducers
Center Distance (in)	1.33
Input Keyway (C Face)	3/16 x 3/32
Output Diameter (in)	0.625 in
Ratio	5:1
Product Line	GR Series - Ironman Worm Gear Reducers
Ratio Range	5:1
Shaft Seal Material	Viton
Reduction	Single
Output Torque Rating (in-lb)	209 in/lbs
Housing Material	Cast Iron
Output Shaft	Shaft

General Specifications

Weight

23.00 LB