Standard Specification for
Socket-Type Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic
Pipe Fittings, Schedule 401
This preferred is issued below the constant designation f 438; the variety straight away following the designation suggests the yr of
original adoption or, inside the case of revision, the yr of final revision. more than a few in parentheses indicates the 12 months of closing reapproval. a
superscript epsilon (e) indicates an editorial trade since the last revision or reapproval.
This fashionable has been accepted for use by organizations of the department of defense.
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