120o小沉頭鉚螺母 GB 17880.4
120oSmall countersunk head riveted nuts
標(biāo)準(zhǔn)類型:GB/中國(guó) 標(biāo)準(zhǔn)號(hào):GB/T 17880.4-1999 規(guī)格:M3~M12

單位:毫米(mm)
120o小沉頭鉚螺母 GB 17880.4規(guī)格參數(shù)
| (mm) | P | ds max | ds min | d1 max | d1 min | dk max | k |
| M3 | 0.5 | 4.97 | 4.9 | 4.12 | 4 | 6.5 | 0.35 |
| M4 | 0.7 | 5.97 | 5.9 | 4.92 | 4.8 | 8 | 0.5 |
| M5 | 0.8 | 6.97 | 6.9 | 5.72 | 5.6 | 9 | 0.6 |
| M6 | 1 | 8.97 | 8.9 | 7.65 | 7.5 | 11 | 0.6 |
| M8 | 1.25 | 10.97 | 10.9 | 9.35 | 9.2 | 13 | 0.6 |
| M10 | 1.5 | 12.97 | 12.9 | 11.18 | 11 | 16 | 0.85 |
| M12 | 1.75 | 14.97 | 14.9 | 13.18 | 13 | 18 | 0.85 |