RS PRO Black, Self-Colour Steel Hex Socket Countersunk Screw, DIN 7991 M8 x 40mm
- RS Stock No.:
- 8229149
- Brand:
- RS PRO
Technical Reference
Legislation and Compliance
RoHS Certificate of Compliance
EU Directives 2011/65/EU and 2015/863 restrict the use of the 10 substances below in the manufacture of specified types of electrical equipment.
Whilst this restriction does not legally apply to components, it is recognised that component “compliance” is relevant to many customers.
RS definition of RoHS Compliance:
- The product does not contain any of the restricted substances in concentrations and applications banned by the Directive,
- and for components, the product is capable of being worked on at the higher temperatures required by lead–free soldering
The restricted substances and maximum allowed concentrations in the homogenous material are, by weight:
| Substance | Concentration |
| Lead | 0.1% |
| Mercury | 0.1% |
| PBB (Polybrominated Biphenyls) | 0.1% |
| PBDE ( Polybrominated Diphenyl Ethers) | 0.1% |
| Hexavalent Chromium | 0.1% |
| Cadmium | 0.01% |
| DEHP (Bis (2-Ethylhexl) phthalate) | 0.1% |
| BBP (Benzyl butyl phthalate) | 0.1% |
| DBP (Dibutyl phthalate) | 0.1% |
| DIBP (Diisobutyl phthalate) | 0.1% |
The supplier of the item listed below has informed RS Components that the product is "RoHS Compliant".
RS Components has taken all reasonable steps to confirm this statement. Information relates only to products sold on or after the date of this certificate.
| RS stock number | 8229149 |
| Product description | RS PRO Black, Self-Colour Steel Hex Socket Countersunk Screw, DIN 7991 M8 x 40mm |
| Manufacturer / Brand | RS PRO |
RS Components Ltd, Birchington Road, Corby, Northants, NN17 9RS, UK
Statement of Conformity
This statement confirms that the product detailed below complies with the specifications currently published in the RS media and has been subject to the strict quality conditions imposed by RS Components’ internal management systems. Furthermore and where applicable, it confirms that all relevant semiconductor devices have been handled and packed under conditions that meet the administrative and technical requirements of ANSI/ESD S20.20 and EN61340-5-1 electrostatics control standards.
| RS stock number | 8229149 |
| Product description | RS PRO Black, Self-Colour Steel Hex Socket Countersunk Screw, DIN 7991 M8 x 40mm |
| Manufacturer / Brand | RS PRO |
The foregoing information relates to product sold on, or after, the date shown below.
RS COMPONENTS
| Date | May 2, 2024 |
RS Components Pte Ltd Robinson Road, P.O. Box 1582, Singapore 903132
Product Details
Metric Thread 12.9 Socket Countersunk Screw
Our popular hexagon socket countersunk screws are an excellent choice when you need a fastener to sit flush or below the surface of your material.
Our RS Pro metric thread countersunk screws are produced in 12.9 grade steel and are designed for light duty applications where space is limited. These fasteners have a black finish which ensures an attractive, quality appearance and finish wherever they are used.
Note
Requires a Hex key / Allen key
We offer a range of hexagon countersunk socket screws in black self-coloured steel, available in various thread sizes and lengths. Refer to the Datasheet and Range Overview download file for details.
If 12.9 grade black oxide self-coloured steel is not what you are looking for we also offer steel hexagon countersunk socket screws with10.9 grade in BZP or black self-coloured finish or alternatively A2 (306) and A4 (316) stainless steel.
Features and Benefits
Have the marking on the head
Tensile strength of 1220 N/mm²
Yield strength of 1100 N/mm²
Typical Applications
Machine tooling
Security Guarding
Panel Building
Specifications
| Attribute | Value |
| Brand | RS PRO |
| Thread Type | Metric |
| Finish | Black, Self-Colour |
| Length | 40 mm |
| DIN Standard | DIN 7991 |
| Material | Steel |
| Head Shape | Hex Socket Countersunk |
| Thread Pitch | 1.25 mm |
| Thread Size | M8 |
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