MS 461
English
46
Engine
STIHL single cylinder two-stroke engine
Ignition System
Electronic magneto ignition
Fuel System
All position diaphragm carburetor with
integral fuel pump
Chain Lubrication
Fully automatic, speed-controlled
reciprocating oil pump. Additional
manual oil flow control
Weight
Cutting Attachment (MS 461)
Actual cutting length may be less than
the specified length
Rollomatic guide bars
3/8" chains
Chain Sprockets
As a rule, the mean chain velocity in
operation is about 20% lower than the
maximum chain velocity in accordance
with ISO 11681. Contact your STIHL
servicing dealer for advice on personal
protective equipment.
Cutting Attachment (MS 461 rescue
saw)
Actual cutting length may be less than
the specified length
Rollomatic ES guide bar
3/8" chain
Chain sprocket
As a rule, the mean chain velocity in
operation is about 20% lower than the
maximum chain velocity in accordance
with ISO 11681. Contact your STIHL
servicing dealer for advice on personal
protective equipment.
Noise and Vibration Data
For further details on compliance with
Vibration Directive 2002/44/EC see
www.stihl.com/vib.
Sound pressure level L
peq
to ISO 22868
Specifications
Displacement:
76.5 cc
Bore:
52 mm
Stroke:
36 mm
Engine power to
ISO 7293:
4.4 kW (6 bhp) at
9,800 rpm
Idle speed:
2,500 rpm
Max. permissible
speed (with cutting
attachment):
13,500 rpm
Spark plug (resistor
type):
Bosch WSR 6 F,
NGK BPMR 7 A
Electrode gap:
0.5 mm
Fuel tank capacity:
800 cc (0.8 l)
Oil tank capacity:
325 cc (0.325 l)
dry, without bar and chain
MS 461:
6.7 kg
MS 461 with handle and carbu
-
retor heating:
6.8 kg
MS 461 Rescue saw:
7.2 kg
Bar lengths (3/8"
pitch):
40, 45, 50, 63, 71,
75 cm
Groove width:
1.6 mm
Rapid Micro (36 RM) Type 3652
Rapid Super (36 RS) Type 3621
Rapid Super 3 (36 RS3) Type 3626
Pitch:
3/8" (9.32 mm)
Drive link gauge:
1.6 mm
7-tooth for 3/8" (rim sprocket)
Max. chain velocity to
ISO 11681:
28.3 m/s
7-tooth for 3/8" (spur sprocket)
Max. chain velocity to
ISO 11681:
28.3 m/s
Bar lengths (3/8"
pitch):
50 cm
Groove width:
1.6 mm
Rapid Duro 3 (36 RD3) Type 3944
Pitch:
3/8" (9.32 mm)
Drive link gauge:
1.6 mm
7-tooth for 3/8" (rim sprocket)
Max. chain velocity to
ISO 11681:
28.3 m/s
105 dB(A)
Summary of Contents for MS 461 Rescue
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