Informations techniques

Informations Techniques

Matériel Numéro de référence du Roulement Référence numérique Joints

S= Acier Inoxydable

Sans prefix = Acier Chromé

MF = Métrique avec Bride

MR = Métrique

R = Pouce

FR = Pouce avec Bride

F = Métrique avec Bride

Sans prefix = Métrique

2Z = Joints métalliques

2RS = Joints en gomme

2TS = Joints en Teflon

2TZ = Métal/Joints en Teflon

Sans suffixe = Ouvert

S FR 144 -2Z
FR 85

Specifications

Tolerance class Equivalences ISO AFBMA
DIN P0 class 0 ABEC 1
DIN P6 class 6 ABEC 3
DIN P5 class 5 ABEC 5
DIN P4 class 4 ABEC 7
DIN P2 class 2 ABEC 9

Seals & Shields

Design Specification Advantage/Disadvantage

No seals

Open

No friction

Easy to re-lube

No protection against contamination

Metal shields

Non contact seals

No friction

Good protection against contamination

Rubber seal

Contact seals made of shyntetic rubber

Higher friction

Very good protection agains contamination

PTFE seals

Contacto seals made of Teflon

Low friction

Very good protection agains contamination

PTFE seals with metal shields

Contact seals made of Teflon

Low friction

Very good protection against contamination

Good chemical characteristics

Viton seals

Seals made of Viton

Higher friction

High temperature

Good chemical characteristics

Very good protection against contamination

Rubber seal

Non contact seal made of synthetic rubber

No friction

Very good protection against contamination