Part Number	Description	Part Number	Description
21-133 15	4" NPT X 2-1/2" NST X 2-1/2" NST	23-404 10	4" X 18” Sleeve
21-133 16	4" NPT X 2-1/2" NST X 2-1/2" NST	24-405 10	4“ Escutcheon Plate Standpipe
17-127 25	2-1/2" NST (Plug with Chain)

Sidewalk Escutcheon Plate

(use with 21-201 10)

Size

4"

"Y" Type "Short Body" Single Clapper

Size

4" X 2-1/2" X 2-1/2"

UL listed FM Approved ULC Auto-Spkr