Catalogue

Product Groups

58 product groups, 14,642 sizes. Choose a group or search directly by size.

This section lists the sealing and guide elements we supply, organised into groups. Each group page contains the size table, material options and a description of use. If you have a removed part, searching by its dimensions in the size finder is quicker.

For Kastaş catalogue products with technical drawings, advantages and applications, see the product catalogue.

O-rings and similar rings

O-ring — NBR 70 Shore 2,781 sizes ID 1 – 2400 mm O-ring — Viton (FKM) 75 Shore 1,980 sizes ID 1 – 660 mm O-ring — NBR 90 Shore 1,608 sizes ID 1.24 – 658.88 mm O-ring — silicone 70 Shore 644 sizes ID 1.78 – 390 mm X-ring — 70 Shore 348 sizes ID 1.24 – 658.88 mm D-ring — polyurethane 21 sizes ID 69.6 – 233.9 mm O-ring — fluoroelastomer 70 Shore 18 sizes ID 6.07 – 196.53 mm

Rotary shaft sealing

Oil seal (rotary shaft) 2,550 sizes ID 5 – 500 mm Rotary shaft seal 82 sizes ID 6 – 240 mm Rotary piston seal 54 sizes ID 10 – 300 mm

Guide elements and bushings

Fibre guide ring 739 sizes ID 24 – 361.95 mm Bushing 522 sizes ID 3 – 300 mm Guide ring 58 sizes ID 60 – 230 mm Fibre guide strip 55 sizes ID 4 – 40 mm Fibre guide strip (roll) 29 sizes ID 5.6 – 40 mm PTFE guide strip 16 sizes ID 5.6 – 30 mm

Back-up rings and retaining rings

O-ring back-up ring 632 sizes ID 2.8 – 440 mm Seal back-up ring 65 sizes ID 30 – 160 mm L-section retaining ring 37 sizes ID 20 – 200 mm Buffer ring 30 sizes ID 40 – 190 mm Retaining ring 18 sizes ID 85 – 174 mm Steel retaining ring 17 sizes ID 90 – 200 mm

Hydraulic cylinder seals

Rod buffer seal 210 sizes ID 3 – 320 mm Piston buffer seal 203 sizes ID 8 – 500 mm U-cup seal — NOK 155 sizes ID 18 – 190 mm V-ring seal 87 sizes ID 3.2 – 495 mm Piston buffer seal (single-acting) 83 sizes ID 9 – 250 mm U-cup seal (nutring type) 75 sizes ID 25 – 130 mm U-cup seal — NBR IUH 58 sizes ID 30 – 135 mm Rod buffer seal (flat type) 50 sizes ID 4 – 190 mm T-seal piston seal 44 sizes ID 50 – 300 mm Piston buffer seal (square section) 33 sizes ID 40 – 170 mm Compact piston seal set 33 sizes ID 40 – 185 mm Piston seal — O&K type 30 sizes ID 75 – 210 mm U-cup seal — Viton IUH 28 sizes ID 50 – 120 mm Piston seal — Kato type 27 sizes ID 40 – 200 mm Rod seal 21 sizes ID 50 – 125 mm Rotary seal 21 sizes ID 60 – 130 mm

Wipers (scrapers)

Grease wiper 171 sizes ID 25 – 160 mm Rod wiper (scraper) 101 sizes ID 8 – 240 mm Metal-cased wiper 42 sizes ID 12 – 180 mm Wiper (scraper) 42 sizes ID 14 – 242.2 mm Piston wiper 29 sizes ID 27.6 – 147.2 mm

Washers, plugs and other parts

Coupling 143 sizes ID 30 – 230 mm Plug 95 sizes ID 14 – 240 mm Gas seal — HNBR 40 sizes ID 42 – 215 mm Bonded seal 32 sizes ID 9 – 73.03 mm Copper washer (copper seal) 30 sizes ID 3.2 – 60 mm Aluminium washer 25 sizes ID 6 – 60 mm Blanking plug seal 90 Shore 22 sizes ID 9.9 – 156.5 mm Gas seal — Viton 15 sizes ID 68 – 167 mm

Kits and cords

O-ring kit (box) 77 sizes Seal kit 70 sizes O-ring cord — NBR 46 sizes O-ring cord — EPDM 43 sizes O-ring cord — silicone 30 sizes O-ring cord — sponge 30 sizes O-ring cord — Viton 29 sizes

Not sure which group?

You don't need to know which group a part belongs to. Enter the inner diameter, outer diameter and height; the tool searches all groups and lists the matches.

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