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The team has built a variety of nozzles in various sizes over the years. Known examples are linked below

NozzleOuter DiameterThroatFate
All American Nozzle54mm
 

13 x 54mm firings. Flew on Zach B's All American at MDRA August 2016. Survives in lab
1G Z-Nozzle98mm
 

Cracked during Characterization Static Fire #2, previously survived 6 98mm firings.

4G Z-Nozzle98mm
 

Undetected Stress Concentrator broke the nozzle during XB-98-4G #1

4G Z-Nozzle Rev 298mm
 

New design survived RUD of XB-98-4G #2 and successfully fired during XB-98-4G #3 and OW-98-FIN1, broken during removal from case after finocyl test
Characterization Nozzle #13.62 in.42 inDestroyed during Characterization Static Fire #1
Characterization Nozzle #23.62 in.42 inSurvives in lab. Unused, will probably RUD if you use it.
Characterization Nozzle #33.62 in.48An angry lathe ate this nozzle when it was parted off. A little dinged on the edges.
Characterization Nozzle #43.62 in.5 inNo diverging section. Used for Characterization Static Fire #5
152mm Nozzle Insert #15.01 in1.357 inSuccessfully fired in OW-152-4G #1 but cracked after firing, rendering it unusable for future tests
152mm Nozzle Insert #25.01 in1.150 inSuccessfully fired in OW-152-4G #2
152mm Nozzle Insert #35.01 in1.655 inFired on OW-152-8G #1. Failed axially at T+2.9s
152mm Nozzle Insert #4
  


Fired on OW-152-8G #2
152mm Nozzle Insert #5
  


Flown on Hermes Flight 1
Medusa Nozzles
  


Being used in the experimental P-Motor. Yet to be fired

O-Ring Gland Calculations: 

https://www.applerubber.com/oring-gland-calculator/

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