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  2. Systèmes et composants pour la construction de machines et d'installations
  3. 21000
  4. Nivelles sphériques
  5. Nivelles sphériques à visser
  6. Nivelles sphériques à visser, forme B avec bride d'entrée
    7. 21800-2171030
Désignation
Niveau à bulle sphérique
Modèle 1
à collerette
Forme
B
Type de produit
rond
Matériau du corps de base
laiton
Surface du corps de base
nickelé et poli
Matériau des composants
polyamide
D1=Diamètre extérieur
17
D3=Entraxe des alésages
21
D=diamètre extérieur
25
H=Hauteur
10
D2
12
D4
2
H1
2
Sensibilité
30'
~ 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?
yes
~ 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
Frame brass.
Bullseye level body polyamide.
Version
Nickel-plated and high-gloss polished.
Note
Bubble levels are used as a type of zero indicator instrument for checking horizontal inclination in e.g. spirit levels, inclinometers, metrology instruments and machine constructions.
These bulleye levels can be recessed and fastened using the three holes.
- Calibrated to the underside of the flange
- Sensitivity in angular minutes for 2 mm bubble travel
- Clear filling
- Black contrast ring
- White level base
Temperature range
-35 °C up to +55 °C.
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