J250FJ
L2AeroTech · J-class · 54mm · Black Max · RMS-54/852
Sold out at all 6 tracked vendors
Requires NAR/Tripoli L2 certification.
- Impulse class
- J
- Diameter
- 54 mm
- Total impulse
- 731 N·s
- Avg thrust
- 250 N
- Burn time
- 2.9 s
- Burn character
- Standard burn
- Specific impulse
- 153 s
- Propellant
- Black Max
- Delays
- 6,8,10,12,14
- Case / type
- RMS-54/852
- Common name
- J250
- Shipping
- Hazmat required
Ships as a hazardous material (>62.5 g propellant), so most carriers add a hazmat fee. Check the vendor's shipping terms.
Thrust curve — vs. in-stock substitutes
- J250FJ306 N · 2.8 s
- 716J280-16A321 N · 2.5 s
- 806J240-16A293 N · 3.3 s
- J250W336 N · 2.9 s
Availability by vendor
Availability history
100%buyable somewhere over the last 116 days
Out everywhere · last buyable 2h ago · price ranged $98.99–$128.99
Jun 5now
Balsa Machining Service
BuyRocketMotors.com
Animal Motor Works
Chris' Rocket Supplies
Moto-Joe Rocketry
Sirius Rocketry
in stockoutbefore tracked· hourly since Jun 5
Price history
Cheapest in-stock price across vendors, per motor.