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QR 447

Quad ring 6.99x227.97 NBR 70SH
QR447

The product image may differ

QR447
QR447 QR447
a
6.99 mm
Ø A
227.97 mm
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Please choose a variant

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Artigos

QR 6 QR 7 QR 8 QR 9 QR 10 QR 11 QR 12 QR 110 QR 111 QR 112 QR 113 QR 114 QR 115 QR 116 QR 117 QR 124 QR 210 QR 211 QR 212 QR 213 QR 214 QR 215 QR 216 QR 217 QR 218 QR 219 QR 220 QR 221 QR 222 QR 223 QR 224 QR 325 QR 326 QR 327 QR 328 QR 329 QR 330 QR 331 QR 332 QR 333 QR 334 QR 335 QR 336 QR 337 QR 338 QR 339 QR 340 QR 341 QR 342 QR 343 QR 344 QR 345 QR 346 QR 347 QR 348 QR 349 QR 356 QR 425 QR 426 QR 427 QR 428 QR 429 QR 430 QR 431 QR 432 QR 433 QR 434 QR 435 QR 436 QR 437 QR 438 QR 439 QR 440 QR 441 QR 442 QR 443 QR 444 QR 445 QR 446 QR 447 QR 448 QR 449 QR 450 QR 451 QR 452 QR 453 QR 454 QR 455 QR 456 QR 457 QR 458 QR 459 QR 460
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Product details for

QR 447

a
6.99 mm
Ø A
227.97 mm

Characteristics

Max. sliding velocity
  • 0.5 m/s
Installation
  • in external and internal grooves 
Construction type
  • quad ring 
Material
  • NBR 70 Shore A 
Max. working pressure
  • up to 150 bar, up to 400 bar with support ring 
Media
  • mineral oil 
  • Hydraulic fluids HFA, HFB 
Temp. max.
  • 110 °C
Temp. min.
  • -30 °C
Working pressure
  • 150 bar
Customs tariff number
  • 40169300 
All characteristics

Descrição do produto

Notes
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
Description
Low spatial requirement and low friction.
Numerous applications possible in static and dynamic sectors, no distortion possible with rotational movements.
Ordering information
For special operating conditions (fluid, temperature, pressure ...) please contact us.
Alternative material possible: NBR 90, EPDM, MVQ, FPM

Product variants

93 Results
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Show dimensional drawing
Identifier
a (mm)
Ø A (mm)
QR 6
1.78 mm
2.9 mm
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QR 7
1.78 mm
3.68 mm
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QR 8
1.78 mm
4.47 mm
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QR 9
1.78 mm
5.28 mm
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QR 10
1.78 mm
6.07 mm
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QR 11
1.78 mm
7.65 mm
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QR 12
1.78 mm
9.25 mm
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QR 110
2.62 mm
9.19 mm
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QR 111
2.62 mm
10.77 mm
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QR 112
2.62 mm
12.37 mm
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Shows 10 of 93

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a (mm)
Ø A (mm)