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DIN 2501-1 [Withdrawn] referenced in following documents:

Document number Edition Title
DIN 4809-2 1986-11 Compensators made of elastomeric compound materials (rubber-compensators) for warmwater-heating-plants; constructional and connecting sizes More 
DVGW VP 109 1995-04 Anschlußfertige Blockheizkraftwerke mit gasmotorisch angetriebenem Generator More 
DVS 2210-1 1997-04 Industrial pipelines made of thermoplastics - Planning and execution - Above-ground pipe systems More 
DVS 2210-1 Beiblatt 3 2006-05 Industrial piping made of thermoplastics - Design and execution - Above-ground pipe systems - Description, requirements and assembly More 
VDMA 24252 1991-04 Centrifugal pumps with wear-walls PN 10 (washing pumps) with bearing bracket; designation, nominal duty point, main dimensions More