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Contrail Rockets K404-SP | Ronald Hatcher - Rocketry Engineering Blog

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Motors
K404-SP

Contrail Rockets K404-SP

K

full

K404

2.4k

N·s total

379

N avg thrust

1036

N peak

6.4 s

burn time

Thrust vs time

Performance

Total impulse: 2441 N·s
Average thrust: 379 N
Peak thrust: 1036 N
Burn time: 6.4 s
Impulse class: K · full

Physical

Diameter: 75 mm
Length: 1016 mm
Mount fit: 75 mm MMT
Total weight: 4150.0 g
Propellant weight: 703.0 g

Configuration

Delays: P
Manufacturer: Contrail Rockets
Type: hybrid
Case: 75 40 S SP (2050CC)
Availability: regular

All specifications

Basic Information

Manufacturer	Contrail Rockets
Common Name	K404
Impulse Class	K
Availability	regular
Designation	K404-SP

Performance

Total Impulse	2441.0Ns
Burn Time	6.40s
Average Thrust	379.0N
Maximum Thrust	1036.0N

Physical Properties

Diameter	75.0mm
Length	1016.0mm
Case	75 40 S SP (2050CC)
Propellant Weight	703.0g
Total Weight	4150.0g

Additional

Delay Options	P
Propellant
Sparky Motor	No
Motor Type	hybrid

Motor data sourced from ThrustCurve.org — the motor database for rocketry