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Ayyıldız Robotics

Technical Data Sheet

Date:
Sheet No.:
hidrolik-back-up-ring-support
Hydraulic & Pneumatic Pistons

Back-up Ring Support

Tapered-face ring supporting the seal against pressure extrusion.

Variants
9 types
Diameter
11–20 mm
Length
5–8 mm
Material
Steel
Tolerance
H8
Dimension SchematicHIDB-BUR-12 — representative variant of this family
Ayyildiz RoboticsDimension Schematic⌀17 H8⌀17⌀17–15347⌀17Dimensions in mmCODEHIDB-BUR-12MATERIALSteelSIZE⌀17 × 7 · ⌀12TOLERANCEH8 · anti-extrusion

Code & Size Table

Code, dimensions and tolerance for all 9 variants.

CodeDiameter (mm)Length (mm)FeatureToleranceStd
HIDB-BUR-06115taper · ⌀6H8 · ⌀6: +0.018/0anti-extrusion
HIDB-BUR-08135taper · ⌀8H8 · ⌀8: +0.022/0anti-extrusion
HIDB-BUR-10156taper · ⌀10H8 · ⌀10: +0.022/0anti-extrusion
HIDB-BUR-11166taper · ⌀11H8 · ⌀11: +0.027/0anti-extrusion
HIDB-BUR-12177taper · ⌀12H8 · ⌀12: +0.027/0anti-extrusion
HIDB-BUR-13187taper · ⌀13H8 · ⌀13: +0.027/0anti-extrusion
HIDB-BUR-1418.57taper · ⌀14H8 · ⌀14: +0.027/0anti-extrusion
HIDB-BUR-15198taper · ⌀15H8 · ⌀15: +0.027/0anti-extrusion
HIDB-BUR-16208taper · ⌀16H8 · ⌀16: +0.027/0anti-extrusion

Material & Tolerance

The standard material is listed below; also available in steel, stainless, brass and aluminium. Dimensions in mm; tolerances machined to ISO. Deviations (mm) are given for the nominal diameter according to the ISO 286-2 tables; thread tolerances (6g/6H) are to ISO 965. For custom sizes/tolerances, contact us with the part code.

  • Steel (standard)
  • Stainless Steel
  • Brass
  • Aluminium

General Notes

  • This is a dimension schematic, not a manufacturing drawing. Dimensions match the catalog data; request a quote with the part code to confirm before production.
  • This data sheet carries no prices; contact us with the part code for pricing and a quote.

The CAD model (STEP) and 2D drawing (DXF) are downloaded from the family page: ayyildizrobotics.com/en/arac/sw20-parca-katalogu/hidrolik/hidrolik-back-up-ring-support#HIDB-BUR-12

Contact: Phone +90 505 577 02 45 · E-mail info@ayyildizrobotics.com · Web ayyildizrobotics.com

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