NF E48-035

NF E48-035

September 1993
Standard Cancelled

Hydraulic fluid power. Cylinders. Pistons housings for elastomer-energized, plastic-faced seals Dimensions and tolerances.

Le présent document est destiné à faciliter l'interchangeabilité dimensionnelle des joints composites pour vérins hydrauliques. Pour cela, il fixe les dimensions et les tolérances des logements de joints auxquelles doivent se conformer les fabricants de joints.

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Main informations

Collections

National standards and national normative documents

Publication date

September 1993

Number of pages

8 p.

Reference

NF E48-035

ICS Codes

23.100.20   Cylinders

Classification index

E48-035

Print number

1 - 01/09/1993

International kinship

ISO 7425-1:1988
Sumary
Hydraulic fluid power. Cylinders. Pistons housings for elastomer-energized, plastic-faced seals Dimensions and tolerances.

Le présent document est destiné à faciliter l'interchangeabilité dimensionnelle des joints composites pour vérins hydrauliques. Pour cela, il fixe les dimensions et les tolérances des logements de joints auxquelles doivent se conformer les fabricants de joints.
Replaced standards (1)
NF E48-035
September 1991
Standard Cancelled
Hydraulic fluid power. Cylinders. Elastomer-energized plastic-faced housings. Dimensions and tolerances.

Standard replaced by (1)
NF ISO 7425-1
December 2006
Standard Cancelled
Hydraulic fluid power - Housings for elastomer-energized, plastic-faced seals - Dimensions and tolerances - Part 1 : piston seal housing

This part specifies the dimensions and associated tolerances for a series of housings to accomodate seals used in reciprocating applications. Does not stipulate details of seal design. This part applies only to the dimensional characteristics of products. Does not apply to their functional characteristics. Figure 1 contains an example of housing. Table 2 covers dimensions and tolerances of housings for bore diameters from 16 to 500 mm.

Table of contents
  • Avant-propos
    3
  • 1 Domaine d'application
    4
  • 2 Références normatives
    4
  • 3 Définitions
    4
  • 4 Symboles littéraux
    4
  • 5 Logements de joints
    4
  • 5.1 Généralités
    4
  • 5.2 Longueur axiale
    5
  • 5.3 Profondeur radiale
    5
  • 6 Dimensions et tolérances
    5
  • 7 Intervalle d'extrusion
    8
  • 8 État de surface
    8
  • 9 Chanfrein d'entrée
    8
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