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QR (70° Shore NBR)
Quad ring 70SH NBR
Product image
Properties
| Design |
Quad ring |
| Operating pressure |
up to 150 bar, up to 400 bar with support ring |
| Sliding speed max. |
0,5 m/s |
| Temp. min. |
-30 °C |
| Temp. max. |
110 °C |
| Media |
Mineral oils HFA, HFB |
| Installation |
in external and internal grooves |
| Material |
NBR 70 Shore A |
Description
Low spatial requirement and low friction.
Numerous applications possible in static and dynamic sectors, no distortion possible with rotational movements.
Note
Rotational movements (consult us) up to 2 m/s
QR6, QR7, QR8 must be fitted into an open groove type B
Clearance:
a= 1.78; e max.=0.05
a= 2.62 - 3.53; e max.=0.07
a= 5.34 - 6.99; e max.=0.1
Item
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 Identification |
a (mm) |
Ø A (mm) |
|---|---|---|
| QR 6 | 1,78 | 2,90 |
| QR 7 | 1,78 | 3,68 |
| QR 8 | 1,78 | 4,47 |
| QR 9 | 1,78 | 5,28 |
| QR 10 | 1,78 | 6,07 |
| QR 11 | 1,78 | 7,65 |
| QR 12 | 1,78 | 9,25 |
| QR 110 | 2,62 | 9,19 |
| QR 111 | 2,62 | 10,77 |
| QR 112 | 2,62 | 12,37 |
| QR 113 | 2,62 | 13,94 |
| QR 114 | 2,62 | 15,54 |
| QR 115 | 2,62 | 17,12 |
| QR 116 | 2,62 | 18,72 |
| QR 117 | 2,62 | 20,29 |
| QR 124 | 2,62 | 31,42 |
| QR 210 | 3,53 | 18,64 |
| QR 211 | 3,53 | 20,22 |
| QR 212 | 3,53 | 21,82 |
| QR 213 | 3,53 | 23,40 |
| QR 214 | 3,53 | 24,99 |
| QR 215 | 3,53 | 26,58 |
| QR 216 | 3,53 | 28,17 |
| QR 217 | 3,53 | 29,75 |
| QR 218 | 3,53 | 31,34 |
| QR 219 | 3,53 | 32,92 |
| QR 220 | 3,53 | 34,52 |
| QR 221 | 3,53 | 36,09 |
| QR 222 | 3,53 | 37,69 |
| QR 223 | 3,53 | 40,87 |
| QR 224 | 3,53 | 44,05 |
| QR 325 | 5,34 | 37,47 |
| QR 326 | 5,34 | 40,65 |
| QR 327 | 5,34 | 43,82 |
| QR 328 | 5,34 | 47,00 |
| QR 329 | 5,34 | 50,16 |
| QR 330 | 5,34 | 53,34 |
| QR 331 | 5,34 | 56,52 |
| QR 332 | 5,34 | 59,69 |
| QR 333 | 5,34 | 62,87 |
| QR 334 | 5,34 | 66,04 |
| QR 335 | 5,34 | 69,22 |
| QR 336 | 5,34 | 72,39 |
| QR 337 | 5,34 | 75,57 |
| QR 338 | 5,34 | 78,74 |
| QR 339 | 5,34 | 81,92 |
| QR 340 | 5,34 | 85,09 |
| QR 341 | 5,34 | 88,27 |
| QR 342 | 5,34 | 91,44 |
| QR 343 | 5,34 | 94,62 |
| QR 344 | 5,34 | 97,79 |
| QR 345 | 5,34 | 100,14 |
| QR 346 | 5,34 | 104,14 |
| QR 347 | 5,34 | 107,32 |
| QR 348 | 5,34 | 110,50 |
| QR 349 | 5,34 | 113,67 |
| QR 356 | 5,34 | 135,89 |
| QR 425 | 6,99 | 113,67 |
| QR 426 | 6,99 | 116,84 |
| QR 427 | 6,99 | 120,02 |
| QR 428 | 6,99 | 123,20 |
| QR 429 | 6,99 | 126,37 |
| QR 430 | 6,99 | 129,54 |
| QR 431 | 6,99 | 132,72 |
| QR 432 | 6,99 | 135,90 |
| QR 433 | 6,99 | 139,06 |
| QR 434 | 6,99 | 142,24 |
| QR 435 | 6,99 | 145,42 |
| QR 436 | 6,99 | 148,60 |
| QR 437 | 6,99 | 151,77 |
| QR 438 | 6,99 | 158,12 |
| QR 439 | 6,99 | 194,47 |
| QR 440 | 6,99 | 170,82 |
| QR 441 | 6,99 | 177,17 |
| QR 442 | 6,99 | 183,52 |
| QR 443 | 6,99 | 189,97 |
| QR 444 | 6,99 | 196,22 |
| QR 445 | 6,99 | 202,57 |
| QR 446 | 6,99 | 215,27 |
| QR 447 | 6,99 | 227,97 |
| QR 448 | 6,99 | 240,67 |
| QR 449 | 6,99 | 253,30 |
| QR 450 | 6,99 | 266,07 |
| QR 451 | 6,99 | 278,77 |
| QR 452 | 6,99 | 291,47 |
| QR 453 | 6,99 | 304,17 |
| QR 454 | 6,99 | 316,87 |
| QR 455 | 6,99 | 329,57 |
| QR 456 | 6,99 | 342,30 |
| QR 457 | 6,99 | 355,00 |
| QR 458 | 6,99 | 367,67 |
| QR 459 | 6,99 | 380,37 |
| QR 460 | 6,99 | 393,07 |
Ordering information
For special operating conditions (fluid, temperature, pressure ...) please contact us.
Alternative material possible: NBR 90, EPDM, MVQ, FPM
Disclaimer
Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.