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Caleffi · 2026 catalog

549598A

1½" sweat union

Weight27 lbFirst PDF occurrence151Official source ↗

Published catalog evidence

Exact manufacturer record

January 2026
Code
549598A
Description
1½" sweat union
Catalog weight
27 lb
Published row
549598A 1½" sweat union 27 -

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