大小头（变径直通）
规格（尺寸） | 编号 | d1 | d2 | d3 | l1 | l2 | l3 |
25x20 | uc352 | 20.30 | 25.30 | 25.30 | 16.00 | 18.50 | 41.20 |
32x20 | uc353 | 20.30 | 25.30 | 32.55 | 16.00 | 22.00 | 46.40 |
32x25 | uc354 | 25.30 | 30.70 | 32.55 | 18.50 | 22.00 | 48.60 |
40x32 | uc357 | 32.55 | 39.15 | 40.40 | 22.00 | 26.00 | 58.26 |
50x20 | uc358 | 20.30 | 25.30 | 50.45 | 16.00 | 31.00 | 61.56 |
50x25 | uc359 | 25.30 | 30.70 | 50.45 | 18.50 | 31.00 | 61.60 |
50x32 | uc360 | 32.55 | 39.15 | 50.45 | 22.00 | 31.00 | 66.50 |
50x40 | uc361 | 40.40 | 48.80 | 50.45 | 26.00 | 31.00 | 70.30 |
63x25 | uc363 | 25.30 | 33.90 | 63.55 | 18.50 | 37.50 | 74.50 |
63x32 | uc364 | 32.55 | 39.15 | 63.55 | 22.00 | 37.50 | 75.70 |
63x40 | uc365 | 40.40 | 48.80 | 63.55 | 26.00 | 37.50 | 80.50 |
63x50 | uc366 | 50.45 | 61.05 | 63.55 | 31.00 | 37.50 | 85.56 |
75x50 | uc367 | 50.45 | 56.50 | 75.50 | 31.00 | 43.50 | 93.00 |
75x63 | uc368 | 63.55 | 76.95 | 75.60 | 37.50 | 43.50 | 160.10 |
90x75 | uc370 | 75.60 | 84.80 | 90.65 | 43.50 | 51.00 | 117.50 |
110x90 | uc373 | 90.65 | 101.50 | 110.85 | 51.00 | 61.00 | 139.00 |
160x110 | uc374 | 110.80 | 126.60 | 161.10 | 61.00 | 86.00 | 188.66 |