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Product Details:
Payment & Shipping Terms:
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| Material: | NR, NBR, SBR, IR, EPDM, BR, CR,, Silicone, Etc | OEM/ ODM: | Accept, Customizable |
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| Color: | Black, White Or Assigned Color. | Hardness: | Hardness From 20 Shore A To 90 Shore A |
| Application: | Machinery Industrial | Temperature: | 120℃ To 280℃ |
| High Light: | rubber o ring seals,hydraulic o rings seals |
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Nitrile O-Ring, Rubber NBR O Ring 112.5*4, Rubber seal o ring, Oil Resistant O Ring seal
O Ring Introduction
O seal ring O ring (O-rings) is a circular rubber seal ring with O shaped cross section. The opposite side of an O Ring are squeezed between the walls of the cavity or gland into which the O -Ring is installed. It began to appear in the middle of the 19th Centuryand was used as a sealing element for the steam cylinder of the steam engine.O rings are available in a variety of rubber materials, in both standard and custom sizes. Because of the cheap price, simple manufacturing, reliable function, and simple installation requirements, the O ring is the most common mechanical design for sealing.
Product Description
| Product name | Silicone o ring 74.5*3 |
| Material | Rubber, NBR, Silicone, EPDM, etc |
| Temperature | NBR(-40~120°C),FFKM(-20~320°C) (-20~200°C),Silicone (-70~220°C) EPDM(-50~150°C),PU(-40~90°C) |
| Color | green,black,brown,red,white,yellow,orange,etc |
| Size | 112.5*4, stand size or customized size |
| Advantages | 1) excellent anti-chemical character. It almost applies to all mediums. 2) temperature range is very wide. 3) anti oil function is very good. 4) long service life. |
| Hardness | 20degree-90degree |
| Certificated | ISO-9001:2000, ISOTS16949 |
| Packing | Inner: plastic bag, outer: carton box or as your requirements |
Part Of TKS O-ring Catalogue
| Size | ID*CS(mm) | Tooling CAV | Size | ID*CS(mm) | Tooling CAV | |
| A243 | 104.37*3.53 | 16 | A319 | 26.34*5.33 | 72 | |
| A244 | 107.54*3.53 | 16 | A320 | 27.94*5.33 | 72 | |
| A245 | 110.72*3.53 | 9 | A321 | 29.51*5.33 | 56 | |
| A246 | 110.72*3.54 | 9 | A322 | 31.12*5.33 | 56 | |
| A247 | 117.07*3.53 | 16 | A324 | 34.29*5.33 | 64 | |
| A248 | 120.24*3.53 | 16 | A325 | 37.47*5.33 | 42 | |
| A249 | 123.42*3.53 | 9 | A326 | 40.64*5.33 | 42 | |
| A250 | 126.59*3.53 | 9 | A327 | 43.82*5.33 | 42 | |
| A251 | 129.77*3.53 | 9 | A328 | 46.99*5.33 | 20 | |
| A252 | 132.94*3.53 | 9 | A329 | 50.17*5.33 | 20 | |
| A253 | 136.12*3.53 | 9 | A330 | 53.34*5.33 | 20 | |
| A254 | 139.29*3.53 | 9 | A331 | 56.52*5.33 | 20 | |
| A255 | 142.47*3.53 | 9 | A332 | 59.69*5.33 | 36 | |
| A256 | 145.64*3.53 | 9 | A332 | 59.69*5.33 | 20 | |
| A257 | 148.82*3.53 | 9 | A333 | 62.87*5.33 | 20 | |
| A258 | 151.99*3.53 | 9 | A334 | 66.04*5.33 | 36 | |
| A259 | 158.34*3.53 | 9 | A335 | 69.22*5.33 | 20 | |
| A260 | 164.69*3.53 | 4 | A336 | 72.39*5.33 | 20 | |
| A261 | 171.04*3.53 | 4 | A337 | 75.57*5.34 | 25 | |
| A262 | 177.39*3.53 | 4 | A338 | 78.74*5.33 | 16 | |
| A263 | 183.74*3.53 | 4 | A339 | 81.92*5.33 | 16 | |
| A264 | 190.09*3.53 | 4 | A340 | 85.09*5.33 | 16 | |
| A265 | 196.44*3.53 | 4 | A341 | 88.27*5.33 | 16 | |
| A266 | 202.79*3.53 | 4 | A342 | 91.44*5.33 | 16 | |
| A267 | 209.14*3.53 | 4 | A343 | 94.62*5.33 | 16 | |
| A268 | 215.49*3.53 | 4 | A344 | 97.79*5.33 | 9 | |
| A268S | 215.49*3.53 | 4 | A345 | 100.97*5.33 | 16 | |
| A271 | 234.54*3.53 | 4 | A346 | 104.14*5.33 | 16 | |
| A272 | 240.89*3.53 | 4 | A347 | 107.32*5.33 | 16 | |
| A273 | 247.24*3.53 | 4 | A348 | 110.49*5.33 | 16 | |
| A274 | 253.59*3.53 | 4 | A349 | 113.67*5.33 | 9 | |
| A275 | 266.29*3.53 | 1 | A350 | 116.83*5.33 | 9 | |
| A276 | 278.99*3.53 | 1 | A351 | 120.02*5.33 | 9 | |
| A277 | 291.69*3.53 | 1 | A352 | 123.19*5.33 | 9 | |
| A278 | 304.39*3.53 | 1 | A353 | 126.37*5.33 | 9 | |
| A279 | 329.79*3.53 | 1 | A354 | 129.54*5.33 | 9 | |
| A280 | 355.19*3.53 | 1 | A356 | 135.89*5.33 | 9 | |
| A281 | 380.59*3.53 | 1 | A357 | 139.07*5.33 | 9 | |
| A282 | 405.26*3.53 | 1 | A358 | 142.24*5.33 | 9 | |
| A283 | 430.66*3.53 | 1 | A359 | 145.42*5.33 | 9 | |
| A284 | 456.06*3.53 | 1 | A360 | 148.59*5.33 | 9 | |
| A311 | 13.64*5.33 | 144 | A361 | 151.77*5.33 | 9 | |
| A315 | 19.99*5.33 | 100 | A362 | 158.12*5.33 | 9 | |
| A318 | 24.77*5.33 | 72 | A363 | 164.47*5.33 | 9 |
Over 2000 different size o ring in our stock. Some types of dust seal didn't show on website, if you need them, pls kindly contact me directly.
FAQ
1. How to produce the o rings?
we can produce according to o ring sizes. For molded produts, we can produce according to drawing and samples .
2. How to make the order?
You can send us email or inquiry at alibaba directly.
3. Are you a trading company or a manufacturer ?
We are professional manufacturer rubber o rings, we have 41 years experience of o ring.
4. Do you provide samples ? is it free?
Yes,with batch order we could offer the sample for free charge but do not pay the cost of freight.
5. How is the quality?
All manufacturing processes confirm to the ISO-9001:2000 system, ISO/TS 16949, 100% inspection before shipment.
Contact Person: Tinna Zhang
Tel: 86-532-85010156
Fax: 86-532-85013700
