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Standard Self-Latching Flush Bolts for Metal Door

Model No. FB510M  (For Metal Doors)



  • Non handed

  • This self-Latching Flush bolt is used at the top of door only. An Automatic Flush Bolt should be combined for use at the bottom of door.

  • The top bolt (FB510M) shall automatically engage frame strike when the inactive door is closed. Bolt shall remain engaged until retracted by depressing plunger on the face of the bolt.

  • The bottom bolt (FB610M) will engage sill strike if the active door is closed. When the active and inactive doors are closed, the top and bottom bolts are engaged.

  • Bolts can be vertically adjusted for unusual floor or frame conditions.

  • A dust-proof strike #DP005 may be used with bottom side, option.



  • Faceplate size: 1"x 6-3/4" (25.5mm x 171mm)
  • Faceplate material: Steel, Stainless Steel or Brass
  • Finishes: US3, US4, US10, US10B, US26, US26D, US32, US32D

  • UL listed for Fire Hardware
  • Label A (3-hour rating)
  • Faceplate size: 1" x 6-3/4"
  • Bolt diameter: 1/2"