Product Description
DIN 7985-Z rounded head screw with phillips or pozidriv (form Z), M3.5 x 40, Article number 79850350401Z. Property class / material: steel 4.8, surface finish zinc plated. Rounded Head Screw with Phillips or Pozidriv manufactured to DIN 7985 with ISO metric (M) thread, coarse pitch, partially threaded. Standard parts to the same standard, property class, dimensions and surface finish are interchangeable between manufacturers; confirm the controlling standard revision, any class-society or application approval, and the mating thread before substitution.
Technical Specifications
- Standard
- DIN 7985
- Type
- Rounded Head Screw
- Property class / grade
- 4.8
- Class (detailed)
- 4.8
- Thread type
- M
- Thread diameter
- 3.5 mm
- Pitch
- 0.6 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Length
- 40 mm
- Thread length
- 20 mm
- Tapping length
- 40 mm
- Threading
- Partially Threaded
- Fully threaded
- No
- Head type
- Pan Head
- Drive type
- POZIDRIV
- Drive key width
- 4 mm
- Head height
- 2.7 mm
- Head diameter
- 7 mm
- Surface treatment
- Zinc Bright Passivation Fe/Zn P1 (ZPL 3+)
- Surface treatment code
- ZPL
- Pozidriv size
- 2
- Slot width
- 0.8 mm
- Length
- 40 mm
- Thread standard
- ISO metric (M)
- Article number
- 79850350401Z
- Category
- Bolts and Screws / Round Head Screws
Standards & Compliance
- Standard
- DIN 7985
- Size / Series
- M3.5 x 40
- Material
- Steel 4.8
- Thread Standard
- ISO metric (M)
- HS Code
- 731815
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-09-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 79850350401Z?
- 79850350401Z can be ordered from cballast.com as a Bufab catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Bufab product?
- The manufacturer part number is 79850350401Z.
- What is the HS code for 79850350401Z?
- The customs tariff (HS) code for 79850350401Z is 731815.
- Who manufactures 79850350401Z?
- 79850350401Z is a Bufab product in the C-Parts range.
- Is a datasheet available for 79850350401Z?
- Yes — the 79850350401Z datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 79850350401Z?
- The minimum order quantity is 1.
- Is 79850350401Z available?
- Yes — 79850350401Z is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).