上海市長宁区娄山关路83号
新虹桥中心大厦2621室
TEL:021-31332621
FAX:021-31332684
〒200336
新虹桥中心大厦2621室
TEL:021-31332621
FAX:021-31332684
〒200336
株式会社コーシンケミカル
(本社)〒131-0032
東京都墨田区東向島3-29-6
TEL:03-3610-6377
FAX:03-3610-6378
URL:http://www.koshin-c.co.jp
(本社)〒131-0032
東京都墨田区東向島3-29-6
TEL:03-3610-6377
FAX:03-3610-6378
URL:http://www.koshin-c.co.jp
静岡営業所/島田工場
〒427-0032
静岡県島田市神座2564-566
TEL:0547-30-1561
FAX:0547-30-1560
〒427-0032
静岡県島田市神座2564-566
TEL:0547-30-1561
FAX:0547-30-1560
規格 P 番
（寸法単位＝mm）
| 呼び番号 | 太さ d2 | 太さ許容差 | 内径 d1 | 内径許容差 |
| P-2 | 1.9 | ±0.08 | 1.8 | ±0.14 |
| P-3 | 1.9 | ±0.08 | 2.8 | ±0.14 |
| P-4 | 1.9 | ±0.08 | 3.8 | ±0.14 |
| P-5 | 1.9 | ±0.08 | 4.8 | ±0.15 |
| P-6 | 1.9 | ±0.08 | 5.8 | ±0.15 |
| P-7 | 1.9 | ±0.08 | 6.8 | ±0.16 |
| P-8 | 1.9 | ±0.08 | 7.8 | ±0.16 |
| P-9 | 1.9 | ±0.08 | 8.8 | ±0.17 |
| P-10 | 1.9 | ±0.08 | 9.8 | ±0.17 |
| P-10A | 2.4 | ±0.09 | 9.8 | ±0.17 |
| P-11 | 2.4 | ±0.09 | 10.8 | ±0.18 |
| P-11.2 | 2.4 | ±0.09 | 11 | ±0.18 |
| P-12 | 2.4 | ±0.09 | 11.8 | ±0.19 |
| P-12.5 | 2.4 | ±0.09 | 12.3 | ±0.19 |
| P-14 | 2.4 | ±0.09 | 13.8 | ±0.19 |
| P-15 | 2.4 | ±0.09 | 14.8 | ±0.2 |
| P-16 | 2.4 | ±0.09 | 15.8 | ±0.2 |
| P-18 | 2.4 | ±0.09 | 17.8 | ±0.21 |
| P-20 | 2.4 | ±0.09 | 19.8 | ±0.22 |
| P-21 | 2.4 | ±0.08 | 20.8 | ±0.23 |
| P-22 | 2.4 | ±0.09 | 21.8 | ±0.24 |
| P-22A | 3.5 | ±0.1 | 21.7 | ±0.24 |
| P-22.4 | 3.5 | ±0.1 | 22.1 | ±0.24 |
| P-24 | 3.5 | ±0.1 | 23.7 | ±0.24 |
| P-25 | 3.5 | ±0.1 | 24.7 | ±0.25 |
| P-25.5 | 3.5 | ±0.1 | 25.2 | ±0.25 |
| P-26 | 3.5 | ±0.1 | 25.7 | ±0.26 |
| P-28 | 3.5 | ±0.1 | 27.7 | ±0.28 |
| P-29 | 3.5 | ±0.1 | 28.7 | ±0.29 |
| P-29.5 | 3.5 | ±0.1 | 29.2 | ±0.29 |
| P-30 | 3.5 | ±0.1 | 29.7 | ±0.29 |
| P-31 | 3.5 | ±0.1 | 30.7 | ±0.3 |
| P-31.5 | 3.5 | ±0.1 | 31.2 | ±0.31 |
| P-32 | 3.5 | ±0.1 | 31.7 | ±0.31 |
| P-34 | 3.5 | ±0.1 | 33.7 | ±0.33 |
| P-35 | 3.5 | ±0.1 | 34.7 | ±0.34 |
| P-35.5 | 3.5 | ±0.1 | 35.2 | ±0.34 |
| P-36 | 3.5 | ±0.1 | 35.7 | ±0.34 |
| P-38 | 3.5 | ±0.1 | 37.7 | ±0.37 |
| P-39 | 3.5 | ±0.1 | 38.7 | ±0.37 |
| P-40 | 3.5 | ±0.1 | 39.7 | ±0.37 |
| P-41 | 3.5 | ±0.1 | 40.7 | ±0.38 |
| P-42 | 3.5 | ±0.1 | 41.7 | ±0.39 |
| P-44 | 3.5 | ±0.1 | 43.7 | ±0.41 |
| P-45 | 3.5 | ±0.1 | 44.7 | ±0.41 |
| P-46 | 3.5 | ±0.1 | 45.7 | ±0.42 |
| P-48 | 3.5 | ±0.1 | 47.7 | ±0.44 |
| P-49 | 3.5 | ±0.1 | 48.7 | ±0.45 |
| P-50 | 3.5 | ±0.1 | 49.7 | ±0.45 |
| P-48A | 5.7 | ±0.13 | 47.6 | ±0.44 |
| P-50A | 5.7 | ±0.13 | 49.6 | ±0.45 |
| P-52 | 5.7 | ±0.13 | 51.6 | ±0.47 |
| P-53 | 5.7 | ±0.13 | 52.6 | ±0.48 |
| P-55 | 5.7 | ±0.13 | 54.6 | ±0.49 |
| P-56 | 5.7 | ±0.13 | 55.6 | ±0.5 |
| P-58 | 5.7 | ±0.13 | 57.6 | ±0.52 |
| P-60 | 5.7 | ±0.13 | 59.6 | ±0.53 |
| P-62 | 5.7 | ±0.13 | 61.6 | ±0.55 |
| P-63 | 5.7 | ±0.13 | 62.6 | ±0.56 |
| P-65 | 5.7 | ±0.13 | 64.6 | ±0.57 |
| P-67 | 5.7 | ±0.13 | 66.6 | ±0.59 |
| P-70 | 5.7 | ±0.13 | 69.6 | ±0.61 |
| P-71 | 5.7 | ±0.13 | 70.6 | ±0.62 |
| P-75 | 5.7 | ±0.13 | 74.6 | ±0.65 |
| P-80 | 5.7 | ±0.13 | 79.6 | ±0.69 |
| P-85 | 5.7 | ±0.13 | 84.6 | ±0.73 |
| P-90 | 5.7 | ±0.13 | 89.6 | ±0.77 |
| P-95 | 5.7 | ±0.13 | 94.6 | ±0.81 |
| P-100 | 5.7 | ±0.13 | 99.6 | ±0.84 |
| P-102 | 5.7 | ±0.13 | 101.6 | ±0.85 |
| P-105 | 5.7 | ±0.13 | 104.6 | ±0.87 |
| P-110 | 5.7 | ±0.13 | 109.6 | ±0.91 |
| P-112 | 5.7 | ±0.13 | 111.6 | ±0.92 |
| P-115 | 5.7 | ±0.13 | 114.6 | ±0.94 |
| P-120 | 5.7 | ±0.13 | 119.6 | ±0.98 |
| P-125 | 5.7 | ±0.13 | 124.6 | ±1.01 |
| P-130 | 5.7 | ±0.13 | 129.6 | ±1.05 |
| P-132 | 5.7 | ±0.13 | 131.6 | ±1.06 |
| P-135 | 5.7 | ±0.13 | 134.6 | ±1.09 |
| P-140 | 5.7 | ±0.13 | 139.6 | ±1.12 |
| P-145 | 5.7 | ±0.13 | 144.6 | ±1.16 |
| P-150 | 5.7 | ±0.13 | 149.6 | ±1.19 |
| P-150A | 8.4 | ±0.15 | 149.5 | ±1.19 |
| P-155 | 8.4 | ±0.15 | 154.5 | ±1.23 |
| P-160 | 8.4 | ±0.15 | 159.5 | ±1.26 |
| P-165 | 8.4 | ±0.15 | 164.5 | ±1.3 |
| P-170 | 8.4 | ±0.15 | 169.5 | ±1.33 |
| P-175 | 8.4 | ±0.15 | 174.5 | ±1.37 |
| P-180 | 8.4 | ±0.15 | 179.5 | ±1.4 |
| P-185 | 8.4 | ±0.15 | 184.5 | ±1.44 |
| P-190 | 8.4 | ±0.15 | 189.5 | ±1.48 |
| P-195 | 8.4 | ±0.15 | 194.5 | ±1.51 |
| P-200 | 8.4 | ±0.15 | 199.5 | ±1.55 |
| P-205 | 8.4 | ±0.15 | 204.5 | ±1.58 |
| P-209 | 8.4 | ±0.15 | 208.5 | ±1.61 |
| P-210 | 8.4 | ±0.15 | 209.5 | ±1.62 |
| P-215 | 8.4 | ±0.15 | 214.5 | ±1.65 |
| P-220 | 8.4 | ±0.15 | 219.5 | ±1.68 |
| P-225 | 8.4 | ±0.15 | 224.5 | ±1.71 |
| P-230 | 8.4 | ±0.15 | 229.5 | ±1.75 |
| P-235 | 8.4 | ±0.15 | 234.5 | ±1.78 |
| P-240 | 8.4 | ±0.15 | 239.5 | ±1.81 |
| P-245 | 8.4 | ±0.15 | 244.5 | ±1.84 |
| P-250 | 8.4 | ±0.15 | 249.5 | ±1.88 |
| P-255 | 8.4 | ±0.15 | 254.5 | ±1.91 |
| P-260 | 8.4 | ±0.15 | 259.5 | ±1.94 |
| P-265 | 8.4 | ±0.15 | 264.5 | ±1.97 |
| P-270 | 8.4 | ±0.15 | 269.5 | ±2.01 |
| P-275 | 8.4 | ±0.15 | 274.5 | ±2.04 |
| P-280 | 8.4 | ±0.15 | 279.5 | ±2.07 |
| P-285 | 8.4 | ±0.15 | 284.5 | ±2.1 |
| P-290 | 8.4 | ±0.15 | 289.5 | ±2.14 |
| P-295 | 8.4 | ±0.15 | 294.5 | ±2.17 |
| P-300 | 8.4 | ±0.15 | 299.5 | ±2.2 |
| P-305 | 8.4 | ±0.15 | 304.5 | ±2.24 |
| P-310 | 8.4 | ±0.15 | 309.5 | ±2.27 |
| P-315 | 8.4 | ±0.15 | 314.5 | ±2.3 |
| P-320 | 8.4 | ±0.15 | 319.5 | ±2.33 |
| P-325 | 8.4 | ±0.15 | 324.5 | ±2.36 |
| P-330 | 8.4 | ±0.15 | 329.5 | ±2.39 |
| P-335 | 8.4 | ±0.15 | 334.5 | ±2.42 |
| P-340 | 8.4 | ±0.15 | 339.5 | ±2.45 |
| P-345 | 8.4 | ±0.15 | 344.5 | ±2.48 |
| P-350 | 8.4 | ±0.15 | 349.5 | ±2.51 |
| P-355 | 8.4 | ±0.15 | 354.5 | ±2.54 |
| P-360 | 8.4 | ±0.15 | 359.5 | ±2.57 |
| P-365 | 8.4 | ±0.15 | 364.5 | ±2.6 |
| P-370 | 8.4 | ±0.15 | 369.5 | ±2.63 |
| P-375 | 8.4 | ±0.15 | 374.5 | ±2.67 |
| P-380 | 8.4 | ±0.15 | 379.5 | ±2.7 |
| P-385 | 8.4 | ±0.15 | 384.5 | ±2.73 |
| P-390 | 8.4 | ±0.15 | 389.5 | ±2.77 |
| P-395 | 8.4 | ±0.15 | 394.5 | ±2.79 |
| P-400 | 8.4 | ±0.15 | 399.5 | ±2.82 |
| P-405 | 8.4 | ±0.15 | 404.5 | ±3 |
| P-410 | 8.4 | ±0.15 | 409.5 | ±3 |
| P-415 | 8.4 | ±0.15 | 414.5 | ±3 |
| P-420 | 8.4 | ±0.15 | 419.5 | ±3 |
| P-425 | 8.4 | ±0.15 | 424.5 | ±3 |
| P-430 | 8.4 | ±0.15 | 429.5 | ±3 |
| P-435 | 8.4 | ±0.15 | 434.5 | ±3 |
| P-440 | 8.4 | ±0.15 | 439.5 | ±3 |
| P-445 | 8.4 | ±0.15 | 444.5 | ±3 |
| P-450 | 8.4 | ±0.15 | 449.5 | ±3 |
| P-455 | 8.4 | ±0.15 | 454.5 | ±3.3 |
| P-460 | 8.4 | ±0.15 | 459.5 | ±3.3 |
| P-465 | 8.4 | ±0.15 | 464.5 | ±3.3 |
| P-470 | 8.4 | ±0.15 | 469.5 | ±3.3 |
| P-475 | 8.4 | ±0.15 | 474.5 | ±3.3 |
| P-480 | 8.4 | ±0.15 | 479.5 | ±3.3 |
| P-485 | 8.4 | ±0.15 | 484.5 | ±3.3 |
| P-490 | 8.4 | ±0.15 | 489.5 | ±3.3 |
| P-495 | 8.4 | ±0.15 | 494.5 | ±3.3 |
| P-500 | 8.4 | ±0.15 | 499.5 | ±3.3 |
| P-505 | 8.4 | ±0.15 | 504.5 | ±3.7 |
| P-510 | 8.4 | ±0.15 | 509.5 | ±3.7 |
| P-515 | 8.4 | ±0.15 | 514.5 | ±3.7 |
| P-520 | 8.4 | ±0.15 | 519.5 | ±3.7 |
| P-525 | 8.4 | ±0.15 | 524.5 | ±3.7 |
| P-530 | 8.4 | ±0.15 | 529.5 | ±3.7 |
| P-535 | 8.4 | ±0.15 | 534.5 | ±3.7 |
| P-540 | 8.4 | ±0.15 | 539.5 | ±3.7 |
| P-545 | 8.4 | ±0.15 | 544.5 | ±3.7 |
| P-550 | 8.4 | ±0.15 | 549.5 | ±3.7 |
| P-555 | 8.4 | ±0.15 | 554.5 | ±4 |
| P-560 | 8.4 | ±0.15 | 559.5 | ±4 |
| P-565 | 8.4 | ±0.15 | 564.5 | ±4 |
| P-570 | 8.4 | ±0.15 | 569.5 | ±4 |
| P-575 | 8.4 | ±0.15 | 574.5 | ±4 |
| P-580 | 8.4 | ±0.15 | 579.5 | ±4 |
| P-585 | 8.4 | ±0.15 | 584.5 | ±4 |
| P-590 | 8.4 | ±0.15 | 589.5 | ±4 |
| P-595 | 8.4 | ±0.15 | 594.5 | ±4 |
| P-600 | 8.4 | ±0.15 | 599.5 | ±4 |
| P-610 | 8.4 | ±0.20 | 609.5 | ±4.70 |
| P-620 | 8.4 | ±0.20 | 619.5 | ±4.70 |
| P-630 | 8.4 | ±0.20 | 629.5 | ±4.70 |
| P-640 | 8.4 | ±0.20 | 639.5 | ±4.70 |
| P-650 | 8.4 | ±0.20 | 649.5 | ±4.70 |
| P-660 | 8.4 | ±0.20 | 659.5 | ±4.70 |
| P-670 | 8.4 | ±0.20 | 669.5 | ±4.70 |
| P-680 | 8.4 | ±0.20 | 679.5 | ±4.70 |
| P-690 | 8.4 | ±0.20 | 689.5 | ±4.70 |
| P-700 | 8.4 | ±0.20 | 699.5 | ±4.70 |
| P-710 | 8.4 | ±0.20 | 709.5 | ±5.30 |
| P-720 | 8.4 | ±0.20 | 749.5 | ±5.30 |
| P-730 | 8.4 | ±0.20 | 729.5 | ±5.30 |
| P-740 | 8.4 | ±0.20 | 739.5 | ±5.30 |
| P-750 | 8.4 | ±0.20 | 749.5 | ±5.30 |
| P-760 | 8.4 | ±0.20 | 759.5 | ±5.30 |
| P-770 | 8.4 | ±0.20 | 769.5 | ±5.30 |
| P-780 | 8.4 | ±0.20 | 779.5 | ±5.30 |
| P-790 | 8.4 | ±0.20 | 789.5 | ±5.30 |
| P-800 | 8.4 | ±0.20 | 799.5 | ±5.30 |
| P-810 | 8.4 | ±0.20 | 809.5 | ±6.00 |
| P-820 | 8.4 | ±0.20 | 819.5 | ±6.00 |
| P-830 | 8.4 | ±0.20 | 829.5 | ±6.00 |
| P-840 | 8.4 | ±0.20 | 839.5 | ±6.00 |
| P-850 | 8.4 | ±0.20 | 849.5 | ±6.00 |
| P-860 | 8.4 | ±0.20 | 859.5 | ±6.00 |
| P-870 | 8.4 | ±0.20 | 869.5 | ±6.00 |
| P-880 | 8.4 | ±0.20 | 879.5 | ±6.00 |
| P-890 | 8.4 | ±0.20 | 889.5 | ±6.00 |
| P-900 | 8.4 | ±0.20 | 899.5 | ±6.00 |
| P-910 | 8.4 | ±0.20 | 909.5 | ±6.70 |
| P-920 | 8.4 | ±0.20 | 919.5 | ±6.70 |
| P-930 | 8.4 | ±0.20 | 929.5 | ±6.70 |
| P-940 | 8.4 | ±0.20 | 939.5 | ±6.70 |
| P-950 | 8.4 | ±0.20 | 949.5 | ±6.70 |
| P-960 | 8.4 | ±0.20 | 959.5 | ±6.70 |
| P-970 | 8.4 | ±0.20 | 969.5 | ±6.70 |
| P-980 | 8.4 | ±0.20 | 979.5 | ±6.70 |
| P-990 | 8.4 | ±0.20 | 989.5 | ±6.70 |
| P-1000 | 8.4 | ±0.20 | 999.5 | ±6.70 |
| P-1020 | 8.4 | ±0.20 | 1019.5 | ±7.50 |
| P-1040 | 8.4 | ±0.20 | 1039.5 | ±7.50 |
| P-1060 | 8.4 | ±0.20 | 1059.5 | ±7.50 |
| P-1080 | 8.4 | ±0.20 | 1079.5 | ±7.50 |
| P-1100 | 8.4 | ±0.20 | 1099.5 | ±7.50 |
| P-1120 | 8.4 | ±0.20 | 1119.5 | ±7.50 |
| P-1140 | 8.4 | ±0.20 | 1139.5 | ±7.50 |
| P-1160 | 8.4 | ±0.20 | 1159.5 | ±7.50 |
| P-1180 | 8.4 | ±0.20 | 1179.5 | ±7.50 |
| P-1200 | 8.4 | ±0.20 | 1199.5 | ±7.50 |
| P-1220 | 8.4 | ±0.20 | 1219.5 | ±7.50 |
| P-1240 | 8.4 | ±0.20 | 1239.5 | ±7.50 |
| P-1260 | 8.4 | ±0.20 | 1259.5 | ±7.50 |
| P-1280 | 8.4 | ±0.20 | 1279.5 | ±7.50 |
| P-1300 | 8.4 | ±0.20 | 1299.5 | ±7.50 |
| P-1320 | 8.4 | ±0.20 | 1319.5 | ±7.50 |
| P-1340 | 8.4 | ±0.20 | 1339.5 | ±7.50 |
| P-1360 | 8.4 | ±0.20 | 1359.5 | ±7.50 |
| P-1380 | 8.4 | ±0.20 | 1379.5 | ±7.50 |
| P-1400 | 8.4 | ±0.20 | 1399.5 | ±7.50 |
| P-1420 | 8.4 | ±0.20 | 1419.5 | ±7.50 |
| P-1440 | 8.4 | ±0.20 | 1439.5 | ±7.50 |
| P-1460 | 8.4 | ±0.20 | 1459.5 | ±7.50 |
| P-1480 | 8.4 | ±0.20 | 1479.5 | ±7.50 |
| P-1500 | 8.4 | ±0.20 | 1499.5 | ±7.50 |
※材質によって寸法許容差が異なります。