MIM Armyhawk 7.5″

POLECAT ROCKETRY Model #MIM-23B

Additional Information

  • Length –
  • Diameter – 7.5″
  • Weight –
  • Recovery – 85″ Parachute
  • Altitude –
  • Recommended Motors:
    • 1
  • Parts List
    • Nosecone
    • Lower body Tube Slotted
    • Coupler
    • Steering Fins
    • Nosecone Bulkhead
    • Electronics Bay Lower Bulkhead
    • Centering Ring (lower)
    • Motor Tube (75mm)
    • Electronics Mounting Plate
    • 1/4″ x #20 Nuts (24)
    • 1/4″ x #20 Washers (16)
    • Shock Cord (Apogee)
    • Rail Guides (2)
    • Boat Tail
    • Upper Body Tube
    • Main Fins (upper) (4)
    • Fin Support Stringers (4)
    • Electronics Bay Bulkhead (upper)
    • Centering Ring (with U-bolt holes) (Upper)
    • Centering Ring (boat tail)
    • Electronics Bay Slides (2)
    • U-bolts with Plates (4)
    • Wing Nuts (1/4″ x #20) (4)
    • Threaded Rods (12″ x 1/4″) (4)
    • Shock Cord (main)
    • Screws (8 x #32) (2)

Instructions

Photo History

Photo Gallery

Build History

  • 03/16/2008 – Purchased Polecat Rocketry MIM Armyhawk 7.5″ from Nocturnal Knight Rocketry for $315.00 (Retail – $349.95).
  • 12/31/2023 – Took pictures of components.
  • 01/05/2024 – Epoxied aft centering ring 7-3/4″ from aft end of motor mount tube. Epoxied aft centering ring joint. Epoxied forward Centering Ring onto forward end of Motor Mount Tube.
  • 01/07/2024 – Sanded aft inside edge of body tube with Dremel tool and 120 grit sandpaper so boat tail would fit inside of it. Epoxied aft centering ring into boat tail. Epoxy filleted aft motor mount tube to aft end of body tube.
  • 01/08/2024 – Used Harbor Freight Epoxy Weld to weld motor retainer to aft end of motor mount tube. Cut a 3/4″ section from fin tab.
  • 01/09/2024 – Cut a 3/4″section from fin tab of remaining 3 fins.
  • 02/02/2024 – Epoxied fins to main body tube.
  • 02/03/2024 – Epoxied fins onto main body tube. Re-epoxied fin to main body tube. Model fell and broke 3 fins.
  • 02/11/2024 – Re-epoxied fin to body tube.
  • 02/12/2024 – Re-Epoxied 2 fins to main body tube. Broke 1 fin joint from main body tube when rocket fell.
  • 02/15/2024 – Re-Epoxied fin to main body tube slot.
  • 02/16/2024 – Re-Epoxied another fin to body tube slot.
  • 02/21/2024 – Epoxied all four aft fins into body tube slots.

Flights

DateLocation#MotorComments


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