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Futaba - FUTM0521 FUTBLS251 BLS251 513886204180 4513886204180
Manufacturer Stock#
BLS251
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Futaba BLS251 Brushless Heli Rudder Servo
 
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Futaba BLS251 Brushless Heli Rudder Servo
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Stock Number
FUTM0521
Stock Status
Discontinued
Possible Substitutions
   
 

Tech Notes
 
NOTES FROM OUR TECH DEPARTMENT
This is the Futaba BLS251 Brushless Digital Heli Rudder Servo.
Designed specifically for helicopter rudder operation.

***Compatible with the Futaba GY520, GY601, GY611 and GY701 gyros.***

This servo can produce high-current draw from your batteries.
If using NiMH or LiPo batteries, make sure they are capable
of delivering sufficient amps.

FEATURES

Equipped with a Brushless motor that lasts longer and operates at a
lower temperature than Brushed motors
Samarium Cobalt magnets and dual ball bearings
30% faster response times, smoother operation.
Same power consumption and centering as Digital servos equipped with
Brushed motors
Metal gear
Compatible with Super Narrow Pulse of (760Ás) drive.
One-year warranty

INCLUDES

Futaba BLS251 Brushless Digital Heli Rudder Servo with universal
connector, 0.83" (21mm) diameter round horn pre-mounted
1.8" (45mm) diameter round horn
1.2" (32mm) diameter 6-point horn
1.5" (38.5mm) 4-point horn
Servo mounting hardware

REQUIREMENTS

Installing in helicopter and plugging into gyro

SPECIFICATIONS

Torque @ 4.8V: 53 oz-in (3.8 kg-cm)
Speed @ 4.8V: 0.06 sec
Dimensions: 1.6 x 0.8 x 1.5" (40 x 20 x 36.8mm)
Weight: 2.1oz (59.5g)

COMMENTS

This servo will NOT work with the GY240 or the GY401 gyros.

jxs 6/25/07
updated 11/09/07kh
ir/jxs
updated jpg 2/14/08
updated rda 4/2/08
updated jpg 8/13/09

– If you need more information, use these Futaba resources –
Email: support@futaba-rc.com
Web Site: http://www.futaba-rc.com/
Phone: 217-398-8970
  Postal Address:
Futaba
3002 N. APOLLO DRIVE, SUITE #1
CHAMPAIGN, IL 61822

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