Blue Fireball End Cap / Dust Plug (Internal) with SCT Male Thread # D-03

Our Price: $17.95
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In Stock (10+ Available)
Ships by Next Business Day
Our Product ID: PAAR-BF-D-03
Manufacturer SKU: D-03
Item Can Ship: Worldwide
Blue Fireball End Cap / Dust Plug (Internal) with SCT Male Thread # D-03

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Product Details


  • SCT thread end cap / dust plug with standard 2" SCT MALE thread
  • Use as an end cap for SCT female threaded accessories such as diagonals, spacers, etc.


  • Not for use with SCT male threads like those on SCT telescopes. See item D-04 for those applications
  • Not for use with items threaded for 2" astronomy filters. See M48 threaded end caps/dust plugs for those items
  • Not for use with Meade or Celestron SCT focal reducers. These reducers have a recessed female thread, and the threads of this end cap are not long enough to reach and engage with the reducer threads


  • Precision machined, black anodized aluminum
  • Knurled on the outside for easier gripping/turning


  • Total length = 4.5mm (0.18")
  • Thread = 2" x 24TPI male SCT thread
  • SCT male thread length = 2.5mm (0.1")
  • Maximum diameter = 59mm (2.32")

Manufacturer part number: D-03