- Outlet: 3 1/4" Male Acme
- Tank Connection: 3" MNPT
- Back Check Style: Single
Filling Capacity GPM Propane @ 10 PSI Differential: 275
Emerson offers large filler valves with heavy-duty construction throughout for rapid filling of ASME tanks or trucks. Thick-walled bodies, formed seat retainers and generous wrenching flats minimize damage to internal parts. The flow channel design offers low resistance-to-flow for increased pump and hose service. Standard product temperature rating is -20 to 160°F / -29 to 71°C.
Types D138 and D139 – Offer single back check valves for use with either a supplementary G Series back check valve or a manual shutoff valve.