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

1" Sch. 5      5 2 FSP W-L-1006 FS-0041
1" Sch. 5, multiple      5 1,2 FSP W-L-1031 FS-0098
2” Sch. 10, multiple    X 3¾,5 1,2 LBS3 W-L-1335 FS-0591
3” Sch. 10, multiple    X 3¾,5 1,2 ES1399 W-L-1277 FS-0349
4" Sch. 5     3¾,5 1,2 CLK W-L-1030 FS-0095
4" Sch. 10  R   3¾,5 1,2 CLK W-L-1083 FS-0133
4" Sch. 5, multiple      3¾,5 1,2 LBS3 W-L-8051 FS-0612
24" Sch. 10    X 3¾,5 1,2 ES1399 W-L-1276 FS-0348
24" Sch. 10    X 3¾,5 1,2 LBS3 W-L-1334 FS-0590
24" Sch. 5 R    X 3¾,5 1,2 ES1399/LBS3 W-L-1405 FS-0657