User's Manual
P/N 81-CO2MAN-001 D-1 September 2013
APPENDIX D
EQUIVALENT LENGTH
D-1 VALVE AND DELAY EQUIVALENT LENGTH
The following table provides equivalent length information:
Part Name Part No.
Nominal Pipe
Size, in.
Equivalent Length, ft
Sched 40 Sched 80
Directional (Stop) Valve
81-870023-000 1⁄211-
81-870022-000 3⁄417-
81-870122-000 1 21 13
81-870032-000 1 1⁄45235
81-870123-000 1 1⁄23424
81-870049-000 2 76 55
81-890010-000 w/
WK-236716-000
2 1⁄26950
81-890010-000 3 216 159
81-890208-000 4 206 157
Check Valve
81-800327-000 1⁄274
81-800266-000 3⁄41710
WK-800443-000 1 12 8
81-800444-000 1 1⁄45134
81-870152-000 1 1⁄2-40
81-870151-000 2 - 120
81-870100-000 3 - 600
CO2 Discharge Delay
81-871071-000 or
81-897636-000
3⁄415-
Cylinder Valve Assembly. For 25, 35, 50 lb (5, 7, 9, 11, 16, 23 kg) sizes. Includes dip
tube, valve, discharge head 872450 or 872442 and flexible hose.
1⁄27337
Cylinder Valve Assembly. For 50, 75, 100 lb (23, 34, 45 kg) sizes. Includes dip tube,
valve 840253, head 872450 or 872442 and flexible hose.
3⁄43116