25 Liter Bleed Down Seat

Precision lapped stainless seat that forms the hard sealing surface inside Flow’s bleed down (“dump”) valve. When the poppet closes, this seat must hold back the full surge from a 25L attenuator (up to 87 k psi on HyperJet pumps) without wire drawing or pitting. 

Compatible Flow® components

• Bleed‑Down Valve Poppet (011746‑1)
• UHP Valve Seal .188 ID Delrin (011747‑1)
• Bearing Sleeve Poppet Bronze (011748‑1)
• Back‑Up Ring VLV Bleed Down SST (011749‑1)
• 2.5 L Blow‑Down Valve Adapter (013052‑1) — mounts the seat/poppet stack to the attenuator manifold.
• 87 K Bleed‑Down Valve Assembly (019309‑1) — complete body that houses the seat and poppet.
• 87 K Bleed‑Down Valve Repair Kit (015084‑1) — bundles seat, poppet, seals & hardware for a one‑shot rebuild.

Service tip: Treat the 013051‑1 seat as a consumable. Install a fresh one with a new poppet each time you rebuild the bleed down valve to maintain a mirror‑finish sealing couple and ensure lightning fast venting after every E stop.