ASC - ASC Series Caps

Threaded Aluminum Caps for Threaded Flared Fittings

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ASC Series threaded aluminium caps are designed with a nose-section that forms a low-pressure seal.

  • Optional sealing disc (ASC-DN) for positive seal.
    • Sealing Discs: Neoprene, Butyl, Buna N Rubber

  • Specs: MIL-C-5501/3, NAS-817, NAS-835
  • This range is available in small order quantities on our online shop. CapXpress. For larger orders please call customer services.


Part Number Dim A (mm) Dim B (mm) To Fit Thread Size To Fit Tube Size Pack Size Quantity
ASC-3 10.92 7.62 3/8-24 3/16
ASC-4 13.72 11.68 7/16-20 1/4
ASC-5 13.21 10.92 1/2-20 5/16
ASC-6 13.72 11.68 9/16-18 3/8
ASC-8 16.26 13.97 3/4-16 1/2
ASC-10 18.80 16.51 7/8-14 5/8
ASC-12 21.59 19.30 1 1/16-12 3/4
ASC-16 21.84 19.30 1 5/16-12 1
ASC-20 22.10 18.03 1 5/8-12 1.25