The Haas 2CA is the development base for the whole Haas rocket series.

Haas 2CA	Imperial	Metric
Length	53 ft	16 m
Diameter	4.95 ft	1.5 m
Empty mass	1,210 lbs	550 kg
Launch mass	35,887 lbs	16,290 kg
Payload mass	220 lbs	100 kg
Number of stages	1	1
Engine type	Linear aerospike	Linear aerospike
Engine feed	Pressure fed	Pressure fed
Pressurant	Engine heated LHe	Engine heated LHe
Number of chambers	16	16
Spike cut	80%	80%
Nozzle expansion ratio	80	80
Cooling type	Ablative + RP-1 film	Ablative + RP-1 film
Oxidizer	Hydrogen Peroxide	Hydrogen Peroxide
Fuel	RP-1	RP-1
Burning time	272 s	272 s
Total thrust at sea level	50,500 lbf	22,920 kgf
Total thrust in vacuum	73,800 lbf	33,500 kgf
Sea level impulse	230 s	230 s
Vacuum impulse	314 s	314 s
Total HTP flow rate	194 lbs/s	88 kg/s
Total RP-1 flow rate	26 lbs/s	12 kg/s
Total propellant flow rate	220 lbs/s	100 kg/s
Mixture ratio including the film cooling	7.46:1	7.46:1
Propellant tanks pressure	300 psig	20 barg
Chamber pressure	235 psig	16 barg

 

 

Vehicle	LAS diameter (m)	Rocket diameter (m)	Vehicle total length (m)	Vehicle total mass (t)	LAS thrust (tf)	Rocket thrust (tf)	Payload to LEO (t)
Haas 2CA Mini + LAS 25R	2..4	0.8	14	15.4	25	6.3	0.04
Haas 3 + LAS 500R	6	3.4	42	320	500	140	3
Haas Heavy + LAS 7000R	12	6	82	4,010	7,000	1,240	60