dST2.2
P · mm0.8
aMax0.8
dk · mm4
More dimensions
dkMin3.7
k · mm1.3
kMin1.1
slotWidthMax0.7
slotWidthMin0.56
slotDepthMin0.5
rMin0.1
pointC2
pointF1.6
pointR—
Execution standard reference
ISO 1481 Slotted pan head tapping screws
ISO 1481:2011 specifies the characteristics of slotted pan head tapping screws with thread sizes from ST 2,2 to ST 9,5 inclusive.
screwEdition: 2011Current standardDimensions available
Dimensional reference
Shows dimensions already stored in the standard library. Missing values are not filled automatically.
ISO 1481 dimensional reference
Slotted pan head tapping screws
| dThread size | PPitch · mm | aMaxa · Thread Runout (max) (mm) | dkHead diameter · mm | dkMindk · Head Diameter (min) (mm) | kHead height · mm | kMink · Head Height (min) (mm) | slotWidthMaxn · Slot Width (max) (mm) | slotWidthMinn · Slot Width (min) (mm) | slotDepthMint · Slot Depth (min) (mm) | rMinr · Radius (min) (mm) | pointCy · Point Length — C (ref.) (mm) | pointFy · Point Length — F (ref.) (mm) | pointRy · Point Length — R (ref.) (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ST2.2 | 0.8 | 0.8 | 4 | 3.7 | 1.3 | 1.1 | 0.7 | 0.56 | 0.5 | 0.1 | 2 | 1.6 | — |
| ST2.9 | 1.1 | 1.1 | 5.6 | 5.3 | 1.8 | 1.6 | 1 | 0.86 | 0.7 | 0.1 | 2.6 | 2.1 | — |
| ST3.5 | 1.3 | 1.3 | 7 | 6.6 | 2.1 | 1.9 | 1.2 | 1.06 | 0.8 | 0.1 | 3.2 | 2.5 | 2.7 |
| ST4.2 | 1.4 | 1.4 | 8 | 7.6 | 2.4 | 2.2 | 1.51 | 1.26 | 1 | 0.2 | 3.7 | 2.8 | 3.2 |
| ST4.8 | 1.6 | 1.6 | 9.5 | 9.1 | 3 | 2.7 | 1.51 | 1.26 | 1.2 | 0.2 | 4.3 | 3.2 | 3.6 |
| ST5.5 | 1.8 | 1.8 | 11 | 10.6 | 3.2 | 2.9 | 1.91 | 1.66 | 1.3 | 0.25 | 5 | 3.6 | 4.3 |
| ST6.3 | 1.8 | 1.8 | 12 | 11.6 | 3.6 | 3.3 | 1.91 | 1.66 | 1.4 | 0.25 | 6 | 3.6 | 5 |
| ST8 | 2.1 | 2.1 | 16 | 15.6 | 4.8 | 4.5 | 2.31 | 2.06 | 1.9 | 0.4 | 7.5 | 4.2 | 6.3 |
| ST9.5 | 2.1 | 2.1 | 20 | 19.5 | 6 | 5.7 | 2.81 | 2.56 | 2.4 | 0.4 | 8 | 4.2 | — |
dST2.9
P · mm1.1
aMax1.1
dk · mm5.6
More dimensions
dkMin5.3
k · mm1.8
kMin1.6
slotWidthMax1
slotWidthMin0.86
slotDepthMin0.7
rMin0.1
pointC2.6
pointF2.1
pointR—
dST3.5
P · mm1.3
aMax1.3
dk · mm7
More dimensions
dkMin6.6
k · mm2.1
kMin1.9
slotWidthMax1.2
slotWidthMin1.06
slotDepthMin0.8
rMin0.1
pointC3.2
pointF2.5
pointR2.7
dST4.2
P · mm1.4
aMax1.4
dk · mm8
More dimensions
dkMin7.6
k · mm2.4
kMin2.2
slotWidthMax1.51
slotWidthMin1.26
slotDepthMin1
rMin0.2
pointC3.7
pointF2.8
pointR3.2
dST4.8
P · mm1.6
aMax1.6
dk · mm9.5
More dimensions
dkMin9.1
k · mm3
kMin2.7
slotWidthMax1.51
slotWidthMin1.26
slotDepthMin1.2
rMin0.2
pointC4.3
pointF3.2
pointR3.6
dST5.5
P · mm1.8
aMax1.8
dk · mm11
More dimensions
dkMin10.6
k · mm3.2
kMin2.9
slotWidthMax1.91
slotWidthMin1.66
slotDepthMin1.3
rMin0.25
pointC5
pointF3.6
pointR4.3
已收录尺寸数据；开槽尺寸按本标准字段使用，不与十字槽或梅花槽字段混用。
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