Industrial replacement referenceSource-backed records · No compatibility guesswork

Caleffi · 2026 catalog

549509US

001* 2" no tailpieces

Weight24 lbFirst PDF occurrence6Official source ↗

Published catalog evidence

Exact manufacturer record

January 2026
Code
549509US
Description
001* 2" no tailpieces
Catalog weight
24 lb
Published row
549509US 001* 2" no tailpieces 24 -

Verification boundary

What still needs to match

Do not infer interchange
Function and seriesConfirm valve, separator, manifold, fill, control, backflow, or accessory function and exact series.
ConnectionsVerify NPT, sweat, press, PEX, flange or union connection type and size.
Hydronic dutyCheck pressure, temperature, flow/Cv, materials, seals, potable/hydronic approvals, and control compatibility.
InstallationConfirm orientation, envelope, service access, and current Caleffi documentation.

Related catalog codes

Same code prefix

8