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    Mechanical seals

    R-109/R-8U

    Mechanical seal R-109/8U

    R-109/8U

    Temperature: -40°~200°

    Pressure: ≤2.4 MPa

    Speed: ≤25 m/sec

    Materials

    • Rotary ring: Carbon/SIC
    • Stationary ring: SIC/TC
    • Bellows: EPDM/VITON/PTFE
    • Spring: SS304 / SS316.
    • Metal parts: SS304 / SS316.

    Single mechanical seal R-109 / 8U. The mechanical seals of this series have a compact structure and high resistance to aggressive environments. Mechanical seal equivalent: John Crane 109, 8-1, Asseal.

      d1 (H6) d3 (Max) d7 (h8) L3 (±0.5) L4 D10 (h8) L20
    0.750 19.05 34.0 34.93 22.2 10.3 48.0 17.6
    0.875 22.23 37.2 38.10 23.8 10.3 51.0 17.6
    1.000 25.40 40.3 41.28 25.4 11.1 54.0 17.6
    1.125 28.58 43.5 44.45 27.0 11.1 62.0 27.0
    1.250 31.75 48.3 47.63 27.0 11.1 68.0 27.0
    1.375 34.93 51.5 50.80 28.6 11.1 71.0 27.0
    1.500 38.10 54.6 53.98 28.6 11.1 78.0 27.0
    1.625 41.28 61.0 60.33 35.0 12.7 81.0 27.0
    1.750 44.45 64.2 63.50 35.0 12.7 84.0 27.0
    1.875 47.63 67.3 66.68 35.0 12.7 87.0 27.0
    2.000 50.80 70.5 69.85 35.0 12.7 97.0 33.3
    2.125 53.98 76.9 76.20 43.0 14.3 100.0 33.3
    2.250 57.15 80.0 79.38 43.0 14.3 103.0 33.3
    2.375 60.33 83.2 82.55 43.0 14.3 106.0 33.3
    2.500 63.50 86.4 85.73 43.0 14.3 110.0 33.3
    2.625 66.68 89.6 85.73 43.0 15.9 113.0 33.3
    2.750 69.85 92.7 88.90 43.0 15.9 116.0 33.3
    2.875 73.03 98.9 95.25 43.0 15.9 117.0 33.3
    3.000 76.02 97.5 98.43 43.0 15.9 121.0 33.3
    3.125 79.38 100.7 101.60 43.0 19.8 - 33.3
    3.250 82.55 105.4 104.78 43.0 19.8 132.0 33.3
    3.375 85.73 108.6 107.95 43.0 19.8 - 33.3
    3.500 88.90 111.8 111.13 43.0 19.8 138.0 33.3
    3.625 92.08 115.0 114.30 43.0 19.8 - 33.3
    3.750 95.25 118.1 117.48 43.0 19.8 144.0 33.3
    3.875 98.43 121.3 120.65 43.0 19.8 - 33.3
    4.000 101.60 124.5 123.83 43.0 19.8 151.0 33.3
    Sort by:
    Mechanical seal R-8U 1, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_1__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1, CAR/SIC, VITON, 304, PG
    $172
    Price:
    $164
    Pre-order only
    - +
    Mechanical seal R-8U 1.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_1.1/2__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1.1/2, CAR/SIC, VITON, 304, PG
    $258
    Price:
    $245
    Pre-order only
    - +
    Mechanical seal R-8U 1.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_1.1/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1.1/4, CAR/SIC, VITON, 304, PG
    $2,270
    Price:
    $2,156
    Pre-order only
    - +
    Mechanical seal R-8U 1.1/8, SIC/SIC, VITON, 304, WG — BTS Engineering
    Mechanical seal R-8U 1.1/8, SIC/SIC, VITON, 304, WG — BTS Engineering
    -5%
    13713_1.1/8__SIC/SIC__VITON__304__WG
    Mechanical seal R-8U 1.1/8, SIC/SIC, VITON, 304, WG
    $194
    Price:
    $184
    Pre-order only
    - +
    Mechanical seal R-8U 1.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_1.3/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1.3/4, CAR/SIC, VITON, 304, PG
    $333
    Price:
    $316
    Pre-order only
    - +
    Mechanical seal R-8U 1.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_1.3/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1.3/8, CAR/SIC, VITON, 304, PG
    $236
    Price:
    $224
    Pre-order only
    - +
    Mechanical seal R-8U 1.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_1.5/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1.5/8, CAR/SIC, VITON, 304, PG
    $279
    Price:
    $265
    Pre-order only
    - +
    Mechanical seal R-8U 1.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_1.7/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 1.7/8, CAR/SIC, VITON, 304, PG
    $357
    Price:
    $339
    Pre-order only
    - +
    Mechanical seal R-8U 2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_2__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2, CAR/SIC, VITON, 304, PG
    $381
    Price:
    $362
    Pre-order only
    - +
    Mechanical seal R-8U 2.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_2.1/2__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.1/2, CAR/SIC, VITON, 304, PG
    $476
    Price:
    $452
    Pre-order only
    - +
    Mechanical seal R-8U 2.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_2.1/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.1/4, CAR/SIC, VITON, 304, PG
    $429
    Price:
    $407
    Pre-order only
    - +
    Mechanical seal R-8U 2.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_2.1/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.1/8, CAR/SIC, VITON, 304, PG
    $404
    Price:
    $384
    Pre-order only
    - +
    Mechanical seal R-8U 2.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_2.3/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.3/4, CAR/SIC, VITON, 304, PG
    $789
    Price:
    $749
    Pre-order only
    - +
    Mechanical seal R-8U 2.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_2.3/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.3/8, CAR/SIC, VITON, 304, PG
    $453
    Price:
    $430
    Pre-order only
    - +
    Mechanical seal R-8U 2.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_2.5/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.5/8, CAR/SIC, VITON, 304, PG
    $500
    Price:
    $475
    Pre-order only
    - +
    Mechanical seal R-8U 2.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 2.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_2.7/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 2.7/8, CAR/SIC, VITON, 304, PG
    $711
    Price:
    $676
    Pre-order only
    - +
    Mechanical seal R-8U 3, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_3__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3, CAR/SIC, VITON, 304, PG
    $742
    Price:
    $705
    Pre-order only
    - +
    Mechanical seal R-8U 3.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_3.1/2__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.1/2, CAR/SIC, VITON, 304, PG
    $865
    Price:
    $822
    Pre-order only
    - +
    Mechanical seal R-8U 3.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_3.1/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.1/4, CAR/SIC, VITON, 304, PG
    $803
    Price:
    $763
    Pre-order only
    - +
    Mechanical seal R-8U 3.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_3.1/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.1/8, CAR/SIC, VITON, 304, PG
    $773
    Price:
    $734
    Pre-order only
    - +
    Mechanical seal R-8U 3.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_3.3/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.3/4, CAR/SIC, VITON, 304, PG
    $927
    Price:
    $880
    Pre-order only
    - +
    Mechanical seal R-8U 3.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_3.3/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.3/8, CAR/SIC, VITON, 304, PG
    $835
    Price:
    $793
    Pre-order only
    - +
    Mechanical seal R-8U 3.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_3.5/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.5/8, CAR/SIC, VITON, 304, PG
    $896
    Price:
    $852
    Pre-order only
    - +
    Mechanical seal R-8U 3.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_3.7/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3.7/8, CAR/SIC, VITON, 304, PG
    $958
    Price:
    $910
    Pre-order only
    - +
    Mechanical seal R-8U 3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -5%
    13713_3/4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 3/4, CAR/SIC, VITON, 304, PG
    $114
    Price:
    $108
    Pre-order only
    - +
    Mechanical seal R-8U 4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 4, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_4__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 4, CAR/SIC, VITON, 304, PG
    $989
    Price:
    $940
    Pre-order only
    - +
    Mechanical seal R-8U 7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_7/8__CAR/SIC__VITON__304__PG
    Mechanical seal R-8U 7/8, CAR/SIC, VITON, 304, PG
    $150
    Price:
    $143
    Pre-order only
    - +
    Mechanical seal R-8U 1.1/8, SIC/SIC, EPDM, 304, WG — BTS Engineering
    Mechanical seal R-8U 1.1/8, SIC/SIC, EPDM, 304, WG — BTS Engineering
    -4%
    13713_1.1/8__SIC/SIC__EPDM__304__WG
    Mechanical seal R-8U 1.1/8, SIC/SIC, EPDM, 304, WG
    $176
    Price:
    $168
    Pre-order only
    - +
    Mechanical seal R-8U 1, SIC/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal R-8U 1, SIC/SIC, VITON, 304, PG — BTS Engineering
    -4%
    13713_1__SIC/SIC__VITON__304__PG
    Mechanical seal R-8U 1, SIC/SIC, VITON, 304, PG
    $172
    Price:
    $164
    Pre-order only
    - +
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