DIN 3771-1 PDF

DIN [ Withdrawn ]. Fluid systems; O-rings; dimensions as in ISO /1. standard by Deutsches Institut Fur Normung E.V. (German. DIN FLUID SYSTEMS; O-RINGS; DIMENSIONS. German Institute for Standardisation (Deutsches Institut für Normung). Most Recent Superseded. Find the most up-to-date version of DIN at Engineering

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We have our own sealing factory. We cin our own factory, so we have price advantage and we can control the quality by ourselves. O Ring usually using for static seal eg: How will the goods send to me? Complete sets of sealing products for assembling or refurbishing a specific piece of equipment.

Ein humble ‘O’ ring is an exceptionally versatile sealing device. Moulding and mould-joining – for top quality giant seals Often used for seals that exceed 2.

DIN O-ring standard specifications (metric) – O-ring cross reference – Topics – Gregory Bender

We recommend that back-up rings are installed to prevent the extrusion of an ‘O’ ring seal ddin its housing groove under certain operating conditions. How about the payment terms? We manufacture and stock ‘O’ rings in numerous size ranges including: Black,red,clear,and other pantone as your demand. How can I get a specific price about the product I want?

Index of /standards/din/

Recommended for mineral oils – particularly hydraulic fluids – water and some solvents. 3771–1 back-up rings are normally supplied as a flat spiral of two turns. Non-standard ‘O’ rings for static duties only Ends of an extruded cord are vulcanised together in a mould to form an endless ring 3mm minimum section diameter mm minimum ID of ‘O’ ring.

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This includes, in alphabetical order:.

Nortesco Seals & Packing—’O’ Rings

Applications ranging from garden 371-1 couplings to critical aerospace duties make it the world’s most popular volume produced seal. Often used for seals that exceed 2. Where fluid pressure exceeds bar Where low strength O’ rings are installed Where adverse mechanical conditions prevail If the application is double-acting, use two back-up rings – one on either side of the seal in its housing groove But contact James Walker for technical advice if fluid pressure dln likely to exceed bar.

Explosive decompression grades of ‘O’ ring are available ex-stock. Good service with many media on static sealing duties. China o ring copper China colored o rings China colored plastic o rings. Natural rubber NR – Compounds based on don rubber have high strength and high resilience with good abrasion resistance. China o ring box Xin rubber o ring China small rubber o ring. Explosive decompression resistant grades are available. This includes, in alphabetical order: The oil seal Control the quality from the raw materials to each production step.


We manufacture and stock a wide range of elastomeric ‘O’ ring cord. Moulding – our main method of ‘O’ ring manufacture Moulding produces the highest integrity seals Over 10, mould tools in our inventory Non-stocked tools rapidly made to specification Press capacity for precision moulding of endless ‘O’ rings up to 2.

DIN 3771 Metric O-Rings

Not to be used with mineral oils. 3717-1 mass production,can choose by air or by sea. It also has excellent resistance to weathering and good resistance to hydrocarbon fuels and mineral oils. The more details you provide,the more accurate price you will get,and of course,if some details you are not sure,just tell us and we will provided our optional list for you.

Inner by the plastic bag, outer by the carton; or as the customer’s demands. Solid back-up rings, of both split and endless types, are also available.

Suitable for hot and cold water, ammonia, ethylene glycol, dilute acids and alkalis. It depends on different material.

Moulding produces the highest integrity seals Over 10, mould tools in our inventory Non-stocked tools rapidly made to specification Press capacity for precision moulding of endless rin rings up to 2.