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    +38 063 3621231+38 067 3607101+38 095 6563757
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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 for pump R-8U 1.1/8, SIC/SIC, VITON, 304, WG — BTS Engineering
    Mechanical seal for pump R-8U 1.1/8, SIC/SIC, VITON, 304, WG — BTS Engineering
    1009257
    Mechanical seal for pump R-8U 1.1/8, SIC/SIC, VITON, 304, WG
    Price:
    $156
    In stock
    - +
    Mechanical seal for pump shaft R-8U 1, SIC/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 1, SIC/SIC, VITON, 304, PG — BTS Engineering
    1053321
    Mechanical seal for pump shaft R-8U 1, SIC/SIC, VITON, 304, PG
    Price:
    $138
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 1.1/8, SIC/SIC, EPDM, 304, WG — BTS Engineering
    Mechanical seal for pump shaft R-8U 1.1/8, SIC/SIC, EPDM, 304, WG — BTS Engineering
    1053322
    Mechanical seal for pump shaft R-8U 1.1/8, SIC/SIC, EPDM, 304, WG
    Price:
    $142
    Pre-order only
    - +
    Mechanical seal for R-8U pump 3/4 inches type AESSEAL M01, M01U, M01S, M01SU in materials CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for R-8U pump 3/4 inches type AESSEAL M01, M01U, M01S, M01SU in materials CAR/SIC, VITON, 304, PG — BTS Engineering
    1009254
    Mechanical seal for R-8U pump 3/4 inches type AESSEAL M01, M01U, M01S, M01SU in materials CAR/SIC, VITON, 304, PG
    Price:
    $92
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009255
    Mechanical seal for pump shaft R-8U 7/8, CAR/SIC, VITON, 304, PG
    Price:
    $121
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 1, CAR/SIC, VITON, 304, PG type LIDERING LMS20T, JOHN CRANE 109, STERLING 290S — BTS Engineering
    Mechanical seal for pump shaft R-8U 1, CAR/SIC, VITON, 304, PG type LIDERING LMS20T, JOHN CRANE 109, STERLING 290S — BTS Engineering
    1009256
    Mechanical seal for pump shaft R-8U 1, CAR/SIC, VITON, 304, PG type LIDERING LMS20T, JOHN CRANE 109, STERLING 290S
    Price:
    $138
    Pre-order only
    - +
    Mechanical seal R-8U 1.1/4, CAR/SIC, VITON, 304, PG type AESSEAL M01, M01U, M01S, M01SU — BTS Engineering
    Mechanical seal R-8U 1.1/4, CAR/SIC, VITON, 304, PG type AESSEAL M01, M01U, M01S, M01SU — BTS Engineering
    1009258
    Mechanical seal R-8U 1.1/4, CAR/SIC, VITON, 304, PG type AESSEAL M01, M01U, M01S, M01SU
    Price:
    $1,821
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 1.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 1.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009259
    Mechanical seal for pump shaft R-8U 1.3/8, CAR/SIC, VITON, 304, PG
    Price:
    $190
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 1.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 1.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009260
    Mechanical seal for pump shaft R-8U 1.1/2, CAR/SIC, VITON, 304, PG
    Price:
    $207
    Pre-order only
    - +
    Mechanical seal for pump R-8U 1.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump R-8U 1.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009261
    Mechanical seal for pump R-8U 1.5/8, CAR/SIC, VITON, 304, PG
    Price:
    $224
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 1.3/4, CAR/SIC, VITON, 304, PG type ROTEN 90, VULCAN 1609, 1609S — BTS Engineering
    Mechanical seal for pump shaft R-8U 1.3/4, CAR/SIC, VITON, 304, PG type ROTEN 90, VULCAN 1609, 1609S — BTS Engineering
    1009262
    Mechanical seal for pump shaft R-8U 1.3/4, CAR/SIC, VITON, 304, PG type ROTEN 90, VULCAN 1609, 1609S
    Price:
    $267
    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
    1009263
    Mechanical seal R-8U 1.7/8, CAR/SIC, VITON, 304, PG
    Price:
    $287
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 2, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009264
    Mechanical seal for pump shaft R-8U 2, CAR/SIC, VITON, 304, PG
    Price:
    $306
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 2.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 2.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009265
    Mechanical seal for pump shaft R-8U 2.1/8, CAR/SIC, VITON, 304, PG
    Price:
    $324
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 2.1/4, CAR/SIC, VITON, 304, PG type JOHN CRANE 109, STERLING 290S, LIDERING LMS20T — BTS Engineering
    Mechanical seal for pump shaft R-8U 2.1/4, CAR/SIC, VITON, 304, PG type JOHN CRANE 109, STERLING 290S, LIDERING LMS20T — BTS Engineering
    1009266
    Mechanical seal for pump shaft R-8U 2.1/4, CAR/SIC, VITON, 304, PG type JOHN CRANE 109, STERLING 290S, LIDERING LMS20T
    Price:
    $344
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 2.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 2.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009267
    Mechanical seal for pump shaft R-8U 2.3/8, CAR/SIC, VITON, 304, PG
    Price:
    $363
    Pre-order only
    - +
    Mechanical seal for pump R-8U 2.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump R-8U 2.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009268
    Mechanical seal for pump R-8U 2.1/2, CAR/SIC, VITON, 304, PG
    Price:
    $382
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 2.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 2.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009269
    Mechanical seal for pump shaft R-8U 2.5/8, CAR/SIC, VITON, 304, PG
    Price:
    $401
    Pre-order only
    - +
    Mechanical seal for pump R-8U 2.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump R-8U 2.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009270
    Mechanical seal for pump R-8U 2.3/4, CAR/SIC, VITON, 304, PG
    Price:
    $633
    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
    1009271
    Mechanical seal R-8U 2.7/8, CAR/SIC, VITON, 304, PG
    Price:
    $571
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 3 inches type VULCAN 1609, 1609S, ROTEN 90 in materials CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 3 inches type VULCAN 1609, 1609S, ROTEN 90 in materials CAR/SIC, VITON, 304, PG — BTS Engineering
    1009272
    Mechanical seal for pump shaft R-8U 3 inches type VULCAN 1609, 1609S, ROTEN 90 in materials CAR/SIC, VITON, 304, PG
    Price:
    $595
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 3.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 3.1/2, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009273
    Mechanical seal for pump shaft R-8U 3.1/2, CAR/SIC, VITON, 304, PG
    Price:
    $694
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 3.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 3.5/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009274
    Mechanical seal for pump shaft R-8U 3.5/8, CAR/SIC, VITON, 304, PG
    Price:
    $719
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 3.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 3.3/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009275
    Mechanical seal for pump shaft R-8U 3.3/4, CAR/SIC, VITON, 304, PG
    Price:
    $743
    Pre-order only
    - +
    Mechanical seal for pump R-8U 3.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump R-8U 3.7/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009276
    Mechanical seal for pump R-8U 3.7/8, CAR/SIC, VITON, 304, PG
    Price:
    $769
    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
    1009277
    Mechanical seal R-8U 4, CAR/SIC, VITON, 304, PG
    Price:
    $794
    Pre-order only
    - +
    Mechanical seal for pump R-8U 3.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump R-8U 3.1/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009279
    Mechanical seal for pump R-8U 3.1/8, CAR/SIC, VITON, 304, PG
    Price:
    $620
    Pre-order only
    - +
    Mechanical seal for pump R-8U 3.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump R-8U 3.1/4, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009280
    Mechanical seal for pump R-8U 3.1/4, CAR/SIC, VITON, 304, PG
    Price:
    $645
    Pre-order only
    - +
    Mechanical seal for pump shaft R-8U 3.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    Mechanical seal for pump shaft R-8U 3.3/8, CAR/SIC, VITON, 304, PG — BTS Engineering
    1009281
    Mechanical seal for pump shaft R-8U 3.3/8, CAR/SIC, VITON, 304, PG
    Price:
    $670
    Pre-order only
    - +
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