Boston Gear F721-5-B7-G WORM SPEED REDUCER

Brand	Boston Gear (Regal Rexnord)
Type	Right Angle Worm Gear Speed Reducer
Frame Size	F721
Ratio	72:1
Output Speed	24 RPM @ 1750 RPM input
Input Power	0.64–1.67 hp
Motor Mount	NEMA 140TC/180C Face
Output	Left-hand output projection
Material	Cast Iron Housing

Category: Gearboxes, Gearheads & Speed Reducers Tags: 781711519516, F721-5-B7-G, WORM SPEED REDUCER Brand: Boston Gear

Description

Boston Gear F721-5-B7-G WORM SPEED REDUCER

700 Series 5:1 Ratio G Assembly Single Reduction Worm Gear Reducer Without Base

2 Input Motor hp
700 Series
2.06 in Center Distance
Single Reduction

Specifications

Output Configuration	Left Output
Style	Right Angle
Motor Frame Size	B7140TC180C
Base to Shaft Center Height w/Low Vert. Base Kit	3.13 in
Base to Shaft Center Height w/Vert. “J” Base Kit	3.94 in
Frame	140TC, 180C
Input Power Rating	3.66 hp, 2.729 kW
Fan Cooled	No
Output Speed	350 rpm
Washdown Duty	No
Series	700
Base to Centerline of Output Shaft	2.28 in
Base to Centerline of Input Shaft	4 11/32 in
Bore Code	B7
Max. Overhung Load @ 1750 rpm	700 lb/in
Material	Cast Iron, Standard Paint
Family Name	F
HP @ RPM	3 hp @ 1800 rpm
Rated Efficiency	94%
Output Torque Rating Range [Max]	749 lb-in, 84 Nm
Housing Material	Cast Iron
Max. Overhung Load @ RPM	700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Max. Thrust Load @ 1150 rpm	700 lb/in
Output Torque	620 lb-in
Max. Thrust Load @ RPM	700 lb/in @ 1150 rpm, 700 lb/in @ 1750 rpm
Frame Size	140TC, 180C
Shaft Assembly Code	G
Bolt Centers w/ Vertical Base Kits (in)	8 3/8 x 4 7/8
Output Torque Rating Range [Min]	500 lb-in, 60 Nm
Input HP @ RPM	2.33 hp @ 1150 rpm, 3.66 hp @ 1750 rpm
Output RPM @ Input RPM	350 rpm @ 1750 rpm
Base	No
Worm Position	Universal
Max. Input HP @ 100 rpm	0.3 hp
Bolt Center Length x Bolt Center Width	5 in x 2 7/8 in
Output Torque @ RPM	575 in lb @ 1150 rpm, 620 in lb @ 1750 rpm
Base Mounting Attachment	No Base
Base to Shaft Center Height w/High Vert. Base Kit	4.88 in
Bolt Center	5 in x 2 7/8 in
Bolt Centers w/ Std. Base Kit (in)	6 3/8 x 4 11/16
Use With	721
Box Height	6 3/8 in
Box Length	6 in
Torque Out @ 1150 rpm	575 in lb
Media Mapping Style	F
Input (Shaft or Bore) Size	7/8 in
Ratio	5:1
Media Mapping Output	G
Base to Shaft Center Height w/Std. Base Kit	4.81 in
Output Shaft	Solid
Center Distance	2.0625 in
Bolt Centers w/ Vertical “J” Base Kit (in)	8.63 x 2.63
Input Motor HP	2
Output Bore Shaft Dia.	1 in
Reduction Type	Single
Motor HP	2 hp
Output (Shaft or Bore) Size	1 in
Output Shaft Projection	Solid Left Output
Input Configuration	C-Face Quilled
Box Width	5 3/16 in
Lubrication	None
Thermal Input Horsepower @ 1750 RPM	N/A
Torque Out @ 1750 rpm	620 in lb
Motor Application	General Purpose
Output RPM @ 1750 rpm Input	350 rpm
Standard	AGMA Service Class II
Center Distance Code	721
Weight	24.1 LB
EAN or UPC	781711519516