Valve Stem

Precision stem with conical seat for hydraulic/pneumatic system valves.

Variants: 10 types
Diameter: 5–14 mm
Length: 24–45 mm
Material: Stainless Steel
Tolerance: h7

Dimension SchematicOTOB-VST-10 — representative variant of this family

Code & Size Table

Code, dimensions and tolerance for all 10 variants.

Code	Diameter (mm)	Length (mm)	Feature	Tolerance	Std
OTOB-VST-05	5	24	taper	h7	valve stem with tapered seat
OTOB-VST-06	6	29	taper	h7 · ⌀6: 0/−0.012	valve stem with tapered seat
OTOB-VST-07	6	27	M6x0.75 · taper	h7 · ⌀6: 0/−0.012	valve stem with threaded end
OTOB-VST-08	8	32	taper	h7	valve stem with tapered seat
OTOB-VST-09	8	32	M8x1 · taper	h7 · ⌀8: 0/−0.015	valve stem with threaded end
OTOB-VST-10	10	37	taper	h7	valve stem with tapered seat
OTOB-VST-11	10	35	M10x1 · taper	h7 · ⌀10: 0/−0.015	valve stem with threaded end
OTOB-VST-12	12	42	taper	h7	valve stem with tapered seat
OTOB-VST-13	12	40	M12x1.25 · taper	h7 · ⌀12: 0/−0.018	valve stem with threaded end
OTOB-VST-14	14	45	taper	h7	valve stem with tapered seat

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
Stainless Steel (standard)
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/otomotiv/otomotiv-valve-stem#OTOB-VST-10

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