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RD-21

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  1. Hattemerbroek 1 item
  1. Radial seal PU 58D O‑ring NBR 70 Type: RD-21
    Dimensions: 100 x 89 x 4.2
    Part number: 6565330
    Delivery 1-5 days
    More Details
  2. Radial seal PU 72D O‑ring NBR 70 Type: RD-21
    Dimensions: 100 x 89 x 4.2
    Part number: 6565331
    Delivery 1-5 days
    More Details
  3. Radial seal UHMW‑PE O‑ring NBR 70 Type: RD-21
    Dimensions: 100 x 89 x 4.2
    Part number: 6565332
    Delivery 1-5 days
    More Details
  4. Radial seal PU 58D O‑ring NBR 70 Type: RD-21
    Dimensions: 105 x 94 x 4.2
    Part number: 6565333
    Delivery 1-5 days
    More Details
  5. Radial seal PU 72D O‑ring NBR 70 Type: RD-21
    Dimensions: 105 x 94 x 4.2
    Part number: 6565334
    Delivery 1-5 days
    More Details
  6. Radial seal UHMW‑PE O‑ring NBR 70 Type: RD-21
    Dimensions: 105 x 94 x 4.2
    Part number: 6565335
    Delivery 1-5 days
    More Details

186 items

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Radial seal RD-21

Description


The radial seal RD-21 is a double acting seal, activated by an O-ring, material: NBR 70. This RD-21 seal on the outside.

Sealing material: PU or UHMW-PE activated by an O-ring, double-sided pressure loaded

Installation

Series no. Boringdiameter
DN H9
Groove diameter Groove width Radial slit S max Radius O-ring cross section
Standard range Available range d1 h9 L1 +0.2 10 MPa 30 MPa r1 d2
000 12 -   19.9 10 -   24.9 DN-   4.9 2.20 0.20 0.10 0.40 1.78
001 20 -   39.9 14 -   69.9 DN-   7.5 3.20 0.25 0.15 0.60 2.62
002 40 - 132.9 22 - 199.9 DN- 11.0 4.20 0.30 0.20 1.00 3.53
003 133 - 255.9 40 - 329.9 DN- 15.5 6.30 0.35 0.25 1.30 5.33
004 256 - 669.9 133 - 690.0 DN- 21.0 8.10 0.40 0.25 1.80 7.00
005 670 - 999.9 670 - 999.9 DN- 28.0 9.50 0.50 0.30 2.50 8.40

Shaft diameter Groove diameter Groove width Article number O-ring size
Seal Supply Trelleborg  Zurcon® Roto Glyd Ring®
DN H9 d1 h9 L1 +0,2 PU 58D (K87) PU 72D (K86) UHMW-PE(K90)
Trelleborg Z53 (1) Trelleborg Z54 (2) Trelleborg Z80
12 7,1 2,2 6561018 6560935 6561021 TG6000120 7,65 x 1,78
14 9,1 2,2 6565247 6565246 6565248 TG6000140 9,25 x 1,78
15 10,1 2,2 6565250 6565249 6565251 TG6000150 10,82 x 1,78
16 11,1 2,2 6565253 6565252 6565254 TG6000160 10,82 x 1,78
18 13,1 2,2 6565256 6565255 6565257 TG6000180 13,20 x 1,80
20 12,5 3,2 6565259 6565258 6565260 TG6100200 12,37 x 2,62
22 14,5 3,2 6565262 6565261 6565263 TG6100220 13,94 x 2,62
25 17,5 3,2 6564996 6561016 6561024 TG6100250 17,12 x 2,62
28 20,5 3,2 6565265 6565264 6565266 TG6100280 20,29 x 2,62
30 22,5 3,2 6565268 6565267 6565269 TG6100300 23,47 x 2,62
32 24,5 3,2 6565271 6565270 6565272 TG6100320 25,07 x 2,62
35 27,5 3,2 6565274 6565273 6565275 TG6100350 28,24 x 2,62
40 29 4,2 6565277 6565276 6565278 TG6200400 29,74 x 3,53
42 31 4,2 6565280 6565279 6565281 TG6200420 31,32 x 3,53
45 34 4,2 6565283 6565282 6565284 TG6200450 34,52 x 3,53
48 37 4,2 6565286 6565285 6565287 TG6200480 37,69 x 3,53
50 39 4,2 6565289 6565288 6565290 TG6200500 40,87 x 3,53
52 41 4,2 6565292 6565291 6565293 TG6200520 42,00 x 3,50
55 44 4,2 6565295 6565294 6565296 TG6200550 44,04 x 3,53
60 49 4,2 6565298 6565297 6565299 TG6200600 50,39 x 3,53
63 52 4,2 6565301 6565300 6565302 TG6200630 53,34 x 3,53
65 49,5 6,3 6565304 6565303 6565305 TG6300650 50,17 x 5,33
70 59 4,2 6565307 6565306 6565308 TG6200700 59,92 x 3,53
75 64 4,2 6565310 6565309 6565311 TG6200750 65,00 x 3,50
80 64,5 6,3 6565313 6565312 6565314 TG6300800 66,04 x 5,33
80 69 4,2 6565316 6565315 6565317 TG6200800 69,44 x 3,53
84 73 4,2 6565319 6565318 6565320 TG6200840 72,62 x 3,53
85 74 4,2 6565322 6565321 6565323 TG6200850 75,79 x 3,53
90 79 4,2 6565325 6565324 6565326 TG6200900 78,97 x 3,53
95 84 4,2 6565328 6565327 6565329 TG6200950 85,32 x 3,53
100 89 4,2 6565331 6565330 6565332 TG6201000 91,67 x 3,53
105 94 4,2 6565334 6565333 6565335 TG6201050 94,84 x 3,53
110 99 4,2 6565337 6565336 6565338 TG6201100 101,19 x 3,53
115 104 4,2 6565340 6565339 6565341 TG6201150 104,37 x 3,53
120 109 4,2 6565343 6565342 6565344 TG6201200 110,72 x 3,53
125 114 4,2 6565346 6565345 6565347 TG6201250 113,89 x 3,53
130 119 4,2 6565349 6565348 6565350 TG6201300 120,24 x 3,53
135 119,5 6,3 6565352 6565351 6565353 TG6301350 120,02 x 5,33
140 124,5 6,3 6565355 6565354 6565356 TG6301400 126,37 x 5,33
150 134,5 6,3 6565358 6565357 6565359 TG6301500 135,89 x 5,33
150 139 4,2 6565361 6565360 6565362 TG6201500 139,29 x 3,53
160 144,5 6,3 6565364 6565363 6565365 TG6301600 145,42 x 5,33
170 154,5 6,3 6565367 6565366 6565368 TG6301700 158,12 x 5,33
180 164,5 6,3 6565370 6565369 6565371 TG6301800 164,47 x 5,33
190 174,5 6,3 6565373 6565372 6565374 TG6301900 177,17 x 5,33
200 184,5 6,3 6565376 6565375 6565377 TG6302000 189,87 x 5,33
210 194,5 6,3 6565379 6565378 6565380 TG6302100 196,22 x 5,33
220 204,5 6,3 6565382 6565381 6565383 TG6302200 208,92 x 5,33
230 214,5 6,3 6565385 6565384 6565386 TG6302300 215,27 x 5,33
240 224,5 6,3 6565388 6565387 6565389 TG6302400 227,92 x 5,33
250 234,5 6,3 6565391 6565390 6565392 TG6302500 240,67 x 5,33
280 259 8,1 6565394 6565393 6565395 TG6402800 260,00 x 7,00
300 279 8,1 6565397 6565396 6565398 TG6403000 280,00 x 7,00
320 299 8,1 6565400 6565399 6565401 TG6403200 300,00 x 7,00
350 329 8,1 6565403 6565402 6565404 TG6403500 329,57 x 7,00
400 379 8,1 6565406 6565405 6565407 TG6404000 380,37 x 7,00
420 399 8,1 6565409 6565408 6565410 TG6404200 400,00 x 7,00
450 429 8,1 6565412 6565411 6565413 TG6404500 430,66 x 7,00
480 459 8,1 6565415 6565414 6565416 TG6404800 462,00 x 7,00
500 479 8,1 6565418 6565417 6565419 TG6405000 481,38 x 7,00
600 579 8,1 6565421 6565420 6565422 TG6406000 582,68 x 7,00
700 672 9,5 6565424 6565423 6565425 TG6507000 670,00 x 8,40


(1) New compound, used to be Z51
(2) New compound, used to be Z52

Operating parameters

Pressure (MPa): ≤ 40 
Temperature (°C): -30 up to + 100
Speed: up to pv 6,5 MPa x m/s

Medium

  • Mineral-based lubricating greases
  • Synthetic and natural ester HEES, HETG up to +60°C
  •  Flame retardant hydraulic fluids HFA, HFC up to +60°C


Z80 is recommended for sealing, for example, coolants or air

Benefits

  • Low friction
  • Stick-slip free start. Material does not stick
  • High wear resistance and dimensional stability
  • Simple groove design, small groove dimensions

Note: If the operating temperature is constantly above 60 ° C, the pressure and speed are limited.


Installation

De RD-21 is possible from 12 mm. be mounted in closed grooves. This depends on the material choice. The table below shows when the grooves must be open for assembly.

Serie no. Open grooves required when the size is less than<
  K87 K86 K90
001 ø 25 ø 12 ø 25
002 ø 38 ø 25 ø 38
003 ø 50 ø 32 ø 50
004 ø 75 ø 50 ø 75
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