Ives FB5212MD 12" Top Constant Latching Bolt for Metal Doors with Auxiliary Fire Latch

• For use with metal doors only
• Constant latching—inactive door remains latched until the active door is opened, releasing the automatic bottom bolt and then the top bolt can be manually released. Inactive door will relatch automatically when closed.
• Comes with auxiliary fire latch eliminates the bottom bolt
• Low actuation forces
• Non-handed.
• Bolt throw is 3/4" with a 7/8" vertical adjustment.
• Bolt backset is 3/4"
• Standard rod length is 12", which is measured from the center of the flush bolt body to the bolt tip.
• Certifications:
  • Meets ANSI A156.3 Type 27
  • Fits standard ANSI A115.4 door frame preparations
  • UL Listed 3 Hour fire doors 8’0" X 8’0"
• Mounting:
  • 8-32 X 3/8" UFPHMS
  • 10-12 X 1-1/4" Plastic anchor
  • 6-32 X 3/8 FPHMS
  • 6 X 3/4 FPHSMS
  • 8 X 1 FPHSMS
  • 10 X 1 FPHSMS
• Material substrates: Brass and Stainless Steel
• Body size: 1" Width x 6-3/4" length x 2" deep
• Guide size: 1" Width x 1-27/32" length x 11/16" Height x 3/32" thickness
• Strike size: 15/16" Width x 2-1/4" length x 1/16" thickness
• Rub plate size: 1-1/4" Width x 1-11/16" length x 3/64" thickness
• Auxiliary fire latch size: 1" Width x 1-3/4" Length x 3-1/4" Depth

Product Identifiers

,FB5212MDBLK