Steel Pipe

Penetration Item (Size and Type)

Sleeve
O = Optional
R = Required

Point Contact

Assembly Thickness

F Rating

Nelson Product

UL System

Nelson FS Drawing

¾" Sch. 10 multiple      10truss 1 WRS3/LBS3 F-C-8034 FS-0626
2" Sch. 10 multiple  X   10truss 1or2 LBS3 F-C-8033 FS-0563
4" Sch. 5      10joist 2 CLK F-C-1012 FS-0113
4" Sch. 10    X 10truss 1or2 ES1399 F-C-1100 FS-0486
4" Sch. 10    X 10truss 1or2 LBS3 F-C-1116 FS-0548