Knurled Thumb Nut
Hand-tightened knurled round nut for quick tool-free assembly and removal.
Manufacturing Scope
Knurled Thumb Nut is a Nuts & Adapters family precision-turned on a Goodway SW-20, covering 8 variants — diameters ⌀8–18 mm, lengths 10–20 mm, standard material Aluminium (also steel, stainless, brass or aluminium). Every variant's part code, dimension and tolerance is listed below; request an instant quote with the code you need.
Variants are machined to 6H tolerance; the smallest is SOMA-TRT-03 (⌀8 mm) and the largest SOMA-TRT-08 (⌀18 mm). The family includes tapered, knurled, bored, multi-step variants. Custom sizes, tolerances or materials are produced to the part code on request.
| Code | Dia ⌀ | Length | Feature | Tolerance | Std |
|---|---|---|---|---|---|
| SOMA-TRT-03 | ⌀8 | 10 mm | taper · knurl · ⌀3 | 6H | M3 iç diş, DIN 466 |
| SOMA-TRT-04 | ⌀10 | 12.5 mm | taper · knurl · ⌀4 | 6H | M4 iç diş, DIN 466 |
| SOMA-TRT-05 | ⌀12 | 15 mm | taper · knurl · ⌀5 | 6H | M5 iç diş, DIN 466 |
| SOMA-TRT-05-D | ⌀12 | 16 mm | knurl · ⌀5 · 2 steps | 6H | M5 kademeli tırtıl el somunu, özel |
| SOMA-TRT-04-F | ⌀14 | 11 mm | knurl · ⌀4 · 2 steps | 6H | M4 flanşlı tırtıl el somunu, özel |
| SOMA-TRT-06 | ⌀15 | 17.5 mm | taper · knurl · ⌀6 | 6H | M6 iç diş, DIN 466 |
| SOMA-TRT-06-D | ⌀15 | 19 mm | knurl · ⌀6 · 2 steps | 6H | M6 kademeli tırtıl el somunu, özel |
| SOMA-TRT-08 | ⌀18 | 20 mm | taper · knurl · ⌀8 | 6H | M8 iç diş, DIN 466 |
Material & Tolerance
The standard material is listed below; also available in steel, stainless, brass and aluminium. Dimensions in mm; tolerances machined to ISO. For custom sizes/tolerances, contact us with the part code.
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