ISO 14586 ST4.8 x 16 6-Lobe CSK Tapping Screw
In stock in 5 material, grade and finish combinations.
Dimensions at ST4.8 x 16
mm · ISO 14586 · 2011 edition| Dimension | Nominal | Min | Max | GB/T 2670.2 | |
|---|---|---|---|---|---|
| d | Thread size | ST4.8 | – | – | ST4.8 |
| P | Thread pitch | 1.6 | – | – | 1.6 |
| l | Length | 16 | – | – | 16 |
| a | Thread runout | – | – | 1.6 | 1.6 |
| dk | Theoretical head diameter | 9.3 | 8.9 | 10.4 | 8.9–10.4 |
| k | Head height | 2.8 | – | – | 2.8 |
| r | Radius | – | – | 2 | 2 |
| Socket number | 25 | – | – | 25 | |
| A | Hexalobular socket A (ref) | 4.5 | – | – | 4.5 |
| t | Socket depth | – | 1.39 | 1.78 | 1.39–1.78 |
| y | Point length (ref.) (C) | 4.3 | – | – | 4.3 |
| y | Point length (ref.) (F) | 3.2 | – | – | 3.2 |
| y | Point length (ref.) (R) | 3.6 | – | – | 3.6 |
- GB/T 2670.2
- Values in bold differ from ISO 14586.
- Length incl. head
- 16 mm · 15.2–16.8 mm (Type C / R), 15.2–16 mm (Type F) to ISO 14586 product grade A
- Approx. weight
- ≈ 2.04 kg per 1 000 pieces · Bare steel, before coating and packing.491 pieces per kg
- Also named
- GB/T 2670.2
Other lengths in ST4.8
All 30 sizes of Hexalobular Socket Countersunk Head Tapping ScrewStandardsISO 14586GB/T 2670.2All sizes