品牌DC7221B	型号DC7221B
内径72.217mm	保持架及其材料F1碳钢
旧型号DC7221B	外径88.877mm
厚度21mm

ubt轴承dc7221b楔块式超越离合器
dc7221b
型号 外型尺寸(m m) 额定扭矩（n.m)
model ? ?0.008 ? ?0.013 e 高度
a ?-0.005 内径 b ??-0.013? 外径
dc2222g 22.225 38.885 10 50
dc2776 27.762 44.422 13.5 95
dc3034 30.34 47 13.5 99
dc3175 31.75 48.41 13.5 127
dc3809a 38.092 54.752 16 220
dc4127 41.275 57.935 13.5 179
dc4445a 44.45 61.11 16 290
dc4972 49.721 66.381 13.5 245
dc5476a 54.765 71.425 16 420
dc5476b 54.765 71.425 21 615
dc5476c 54.765 71.425 25.4 792
dc5776a 57.76 74.42 16 483
dc6334b 63.34 80 21 645
dc7221 72.217 88.877 13.5 540
dc7221b 72.217 88.877 21 1023
dc7969c 79.698 96.358 25.4 1630
dc8334c 83.34 100 25.4 1645
dc8729a 87.29 103.96 16 1000
dc10323a 103.231 119.891 16 1290
dc12334c 123.34 140 25.4 3840
dc12388c 123.881 142.88 25.4 3900
单向凸轮离合器轴承dc系列：
dc2222g/dc2776/dc3034/
dc3175/dc3809a/dc4127/
dc4445a/dc4972/dc5476a/
dc5476b/dc5473c/dc5776a/
dc6334b/dc7221/dc7221b/
dc7969c/dc8334b/dc8729a/
dc10323a/dc12334c/12388c/
其他轴承：
1.sl 系列（圆柱滚子轴承）, sl0450, sl1829, sl1830, sl1850, sl0148,
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2.滚针轴承: nk, nks, rna, nki, nkis, na k, kzk, kbk, kzw，tc, tra, trb, trc, trd, axk, axw, ls, as, ws, gs
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3.推力圆柱滚子轴承: k811, k812, k893, k894
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4组合轴承: nkia, nkib, zarn, zarf nx nx….z nkx nkx…z nja59 dnjb59 nkxr nkxr…z ?rax700
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5. 冲压外圈滚针轴承: hk, bk, mf, f, fy, fh, kh, khpp，sce，bch，sch，hk，bk，
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6. 滚轮轴承和螺栓轴承： natr, nutv, natr , natv pp, nutr, cry, kr, krv, kre, krve, nukr, cr.
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