HPR Motor Finder
API

H550ST

L1

AeroTech · H-class · 38mm · Super Thunder · RMS-38/360

In stock at 2 of 12 vendors, from $53.93

Requires NAR/Tripoli L1 certification.

Impulse class
H
Diameter
38 mm
Total impulse
320 N·s
Avg thrust
550 N
Burn time
0.57 s
Burn character
Short burn
Specific impulse
225 s
Propellant
Super Thunder
Delays
6,8,10,12,14
Case / type
RMS-38/360
Common name
H550

View thrust curve on ThrustCurve.org →

Thrust curve

643 N0.6 s

Availability by vendor

H550ST-14A · 14s adj
  • Sirius Rocketry
    in stock
    best$53.93
    view
  • Sirius Rocketry
    in stock
    $56.69
    view
  • Moto-Joe Rocketry
    out of stock
    $45.00
    view
  • Balsa Machining Service
    out of stock
    $55.79
    view
  • Balsa Machining Service
    out of stocklast in stock 16d ago
    $56.69
    view
  • Animal Motor Works
    special order
    $61.99
    view
  • Performance Hobbies
    out of stock
    $61.99
    view
  • AeroTech (direct)
    special order· ~16–20 weeks
    $62.99
    view
  • Animal Motor Works
    special order
    $62.99
    view
  • Performance Hobbies
    out of stock
    $62.99
    view
  • Wildman Rocketry
    out of stock
    $62.99
    view
  • Moto-Joe Rocketry
    out of stock
    $63.00
    view

Availability history

100%buyable somewhere over the last 16 days

In stock now · price ranged $56.69–$62.99

Jun 5now
Balsa Machining Service
Balsa Machining Service
AeroTech (direct)
Performance Hobbies
Performance Hobbies
Animal Motor Works
Animal Motor Works
Moto-Joe Rocketry
Moto-Joe Rocketry
Sirius Rocketry
Sirius Rocketry
Wildman Rocketry
in stockoutbefore tracked· hourly since Jun 5

Price history

$56.69$53.93May 31now

Cheapest in-stock price across vendors, per motor. Now $53.93 — its lowest tracked.