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NEW: HAFNER Pneudactic
Pneumatic Training Sets

Chapter 1
Basic Concepts of Pneumatics

Chapter 2
The General Design of a Pneuamtic System and its Components

Chapter 3
Grouping and construction of control valves

Chapter 4
Structure and function of directional valves

Chapter 5
Schemes of directional control valves - ISO symbols

Chapter 6
Explanation of the Hafner Type Numbering System

Chapter 7
The pneumatic cylinder - Part 1

Chapter 8
The pneumatic cylinder - Part 2

Chapter 9
The basics of air preaparation

Chapter 10
Air preparation Units

Chapter 11
Valves and Acutators with the NAMUR-Interface

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Further documents can be found in our download area.

Datasheet

Online-Catalogue

Fittings

Accessory fittings

Fixtures

257M

257M-1/4K

Plug | conical | allen screw

Conical plug with allen screw

Specifications
Type number	257M-1/4K
Short description	Conical plug with allen screw
Connection	R 1/4"
Maximum working pressure	50 bar
Comment 257M-1/4K Add to basket Quantity db

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HAFNER Pneumatik Krämer GmbH & Co. KG
Stammheimer Straße 10
D-70806 Kornwestheim
Tel. +49 7154 178589-0
Fax +49 7154 178589-28
[email protected]
www.hafner-pneumatik.de

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