Bow Thruster for Bernhard Gruben DGzRS or SAR boat 3D print model

Printable bow thruster for DGzRS rescue model boat Bernhard Gruben of german SAR. For 3D print.

Parts for 2 versions to build:

  • a) working propeller with bevel gears
  • b) side blade prop

Dimensions: inner diameter 33 mm
width max. 100 mm
width min. 62 mm
propeller 4 blades
scale 1:20
for DGzRS 23.1m klasse :
Bernhard Gruben [1997 MMSI 211235240]
Hans Hackmack [1996 MMSI 211235200]
Hermann Rudolf Meyer [1996 MMSI 211235180]
Theo Fischer [1997 MMSI 211235220]

Printing: material ABS, layer 0.1mm, no support , no brim, 20% cooling from layer 4 upwards is recommended For assembly a glues for plastic and metal are needed (for eg. Revell Contacta for plastic and UHU Plus for metal-ABS).

Designed specifically for Bernhard Gruben DGzRS rescue boat, it will fit also to a kit manufactured by Graupner (cat. nr.
2027.V1 & 2027.V2). Used actual photos of Bernhard Gruben ship to model the bow thruster as accurately as possible.

PDF instructions included.

Additional required parts:
Part Nr. Nbr. Name material dimensions
S1 1 stainless steel rod for propeller, steel, 2 x 40mm
S2 1 stainless steel rod for motor, steel, 3 x 55mm
B1 1 brass tube, brass, 2/3 x 7mm
B2 1 brass tube, brass, 2/3 x 12mm
B3 1 brass tube, brass, 3/4 x 19.5mm
B4 1 brass tube, brass, 3/4 x 7mm
Motor with diameter 27.5 mm
elastic hose or other coupling between motor and steel rod

A full kit is also available if requested (all parts printed + all additional required parts, without motor). Please write me a message.

More details, photos and info:
Video: (bow thruster test in hull) (bow thruster test)

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    Bow Thruster for Bernhard Gruben DGzRS or SAR boat
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    3D model formats
    • Stereolithography (.stl) (4 files)-
    • PDF (.pdf) (2 files)-
    3D model details
    • Publish date2017-12-23
    • Model ID#823111