Master Lock® Pressurized Gas Valve Lockout S3910

Style No. MPGVL

Gas valve lockout completely surrounds gas cylinder valve protecting against accidental opening.

Starting at: $20.79 Each
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  • Plastic valve lockout fits almost any valve up to 3" (7.6 cm) in diameter, including those with and without guarding.
  • Works with any Master Lock® or American Lock® safety padlock or hasp.
  • Allows multiple workers to apply their safety locks when using a hasp.
  • Available in red.
  • Padlock not included.


  • Item Type: Sign
  • Application: Lockout Tagout Sign
  • Manufacturer Name: MASTER LOCK COMPANY