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Atlantic Sscreen &  MFG Co.
Atlantic Sscreen &  MFG Co.

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 All Categories    Locking Plug
All Categories > Caps – Locking and Non-Locking > Locking Plug > View Items  

Locking Plug

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The 678XA has a bright orange plastic housing, brass wing-bolt, buna-N rim disc and stainless steel lock lever. This one-piece unit is made to plug, seal and lock-in place on a 2", 4" or 6" PVC (Sch 40) or Stainless Steel (Sch 5) pipe without adaptor or special preparation to the pipe. "TEST WELL" warning is molded to the cap. (Note: 4" plug requires extra gasket to fit Sch 5 SS pipe)
  • One piece
  • Watertight
  • Tamperproof

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Item #



Bailer Ring


678XA2 678XA 2 in No 0.50 lbs
678XA2R 678XA 2 in Yes 0.50 lbs
678XA4 678XA 4 in No 0.75 lbs
678XA4R 678XA 4 in Yes 0.75 lbs
678XA6 678XA 6 in No 0.75 lbs
678XA6R 678XA 6 in Yes 2.00 lbs
678XA4SS 678XA 4 in N/A 2.00 lbs
LOCK112941DL 678XA 4" Adapter For SS N/A N/A
2708L 678XA 8 in N/A 3.00 lbs
  Results 1 - 9 of 9 1