Schlage ND91PD-TLR Tubular Entrance/Office with Vandlgard Door Lever Less Cylinder Finish:Satin Nickel meaning it is rated for

meaning it is rated for break-in attempts that last up to 5 minutes

Dust box: not available

Bottom of door is cut out for spring

Handle/Lever Design:

GU part: 9-U3338-XR-R-08

Schlage ND91PD-TLR Tubular Entrance/Office with Vandlgard Door Lever Less Cylinder Finish:Satin Nickel meaning it is rated forModel: ND91PTLR613, ND91PTLR605, ND91PTLR625, ND91PTLR606, ND91PTLR626, ND91PTLR619 Entrance Office Lever Lock from the Tubular Collection Push button locking. Push button disengages outside lever until unlocked with key or by turning inside lever. Vandlgard is designed to disengage outside spindle from latch when in locked condition. Latch: 1 1 8" x 2 1 4", Square corner faceplate, 1" housing diameter, 1 2" throw Strike: 1 4" x 4 7 8", ANSI, Square