Features: 1) Loading and off-loading are easier than ever with Aile's bottom loading adaptor 2) While loading, a free float poppet design keeps the handle in the closed position as long as the poppet is activated 3) During off-loading, the handle's 2 open positions adjust the flow rate 4) The lightweight, heavy-duty adaptor is engineered and tested to meet API specifications 5) The outer end is hard-coated aluminum and rotates to prevent uneven wear sometimes caused by terminal and off-loading couplings 6) Compatible with the API dry disconnect couplers 7) The adaptor is constructed following the TTMA standard 8) 4" tank truck flange and mounting lugs for Aile interlock valve 9) Materials: a) Body: aluminum alloy b) API adaptor end: hard-coated aluminum c) Poppet: stainless steel d) Shaft and latch plate: stainless steel e) CAM: aluminum bronze f) Handle: bronze g) Seals: fluorocarbon and buna-N h) Standard: meets API R P 1004 specifications, the TTMA standard 10) Replacement parts: a) Shaft seal b) Cover seal c) Flange seal d) Handle e) API adaptor end 11) Ordering specifications: a) Products: HYF-01 b) Type: standard c) IN.: 4.00 d) Weight: 6.00kg