M Class Rocket Motor

Contrail M1491-BM

Name: Contrail Rockets M1491-BM Rocket Motor
Creator: Veenie Aerospace
License: https://creativecommons.org/licenses/by/4.0/

Contrail Rockets

Unknown

Ø 76mm

Total Impulse

5675.6Ns

Burn Time

3.35s

Avg Thrust

1693.0N

Max Thrust

5705.6N

Thrust Profile (N)

3.35s Burn Window

Engineered by Contrail Rockets, the M1491-BM is a 76mm solid rocket motor designed for extreme high-power rocketry. As an official M-class motor, it delivers a total impulse of 5675.6 Ns over a 3.35 second burn window.

With an average thrust of 1693.0 N and a peak of 5705.6 N, it features a regressive thrust curve optimal for heavy rockets requiring high off-the-pad acceleration.

Technical Specifications

Tripoli Rocketry Association, Inc.

Diameter 76 mm

Length 1372 mm

Hardware Single Use

Delays (s) P

Specific Impulse 871.3 s

Peak Thrust 2725 N

Peak Time —

T/W Ratio 35.39

Propellant Standard

Profile regressive

Type hybrid

Sparky No

Mass Budget

4876g Total

Casing (Dry)

4212.0g

86.4%

Propellant

664.0g

13.6%

Live Sizing

Flight Envelope

Body Diameter 38 mm

Motor Mount 29 mm

Dry Mass 500 g

Target Apogee 1000 m

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