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  2. Systems and components for machine and plant construction
  3. 28000
  4. Filler necks, vent screws
  5. Vent screws brass with check valve
    6. 28042-30012
Designation
Vent screw
Version 1
check valve
Version 2
without dipstick
Main material
brass
D1=Thread
G1/2
D=outside diameter
30
Kind of fastening
screw in
L
24,5
L1
8,5
SW
27
~ CONFLICT MINERALS 3TG status
no intentional 3TG
~ CP65 substance 1 cancer & reproductive toxicity
lead and lead compounds
~ CP65 substance 2 cancer
nickel (metallic)
~ PFAS free?
not yet identified
~ REACH SVHC-free?
no
~ REACh SVHC 1 name > threshold
lead
~ RoHS conformity
yes, with exemption
~ RoHS exemption/s
III/6c
~ TSCA 6(H) conformity
yes

Description

Material
Carcasă și capac din alamă.
Arc de presiune din oțel inoxidabil.
Piesă de blocare din alamă.
Garnitură inelară din cauciuc (NBR).
Version
Garnitură plată fără azbest.
Note
Presiune de deschidere 0,35 bar (±0,05).
Function principle
Consultați șurubul de purjare cu supapa de reținere 28038.
Drawing reference
1) Garnitură plată
2) Garnitură inelară
3) Corp de blocare
4) Orificiu de aerisire 2x
5) Capac
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