- Robust threaded ports accept 1/4"-28 UNF(M) fittings
- Anti-twist design
- Caps 21942-82 and -83 are designed to fit plastic bottles
Easily connect semi-rigid tubing to caps using 1/4"-28 UNF(M) fittings. Connect flexible tubing using Dibafit„¢ PEEK„¢ thread-to-barb adapters. Each port features a stainless steel thread insert to enable repeated connect/disconnect. All caps are autoclavable. A 12-1/4" (31 cm) long, 1/8" OD PTFE tubing is supplied fitted inside the cap and extending into the bottle. Designed for use between -10 to 20 psi.