Product Description
DIN 6921-Z hexagon head screw with flange (form Z), M6 x 20, serrated, Article number 6921Z1006020. Property class / material: steel 10.9, surface finish plain. Hexagon Head Screw with Flange manufactured to DIN 6921 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 6921
- Type
- Hexagon Head Screw
- Property class / grade
- 10.9
- Class (detailed)
- 10.9
- Thread type
- M
- Thread diameter
- 6 mm
- Pitch
- 1 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Length
- 20 mm
- Thread length
- 18 mm
- Threading
- Partially Threaded
- Fully threaded
- No
- Head type
- Hexagon Head with Flange
- Drive type
- Hex Drive
- Key width (across flats)
- 10 mm
- Head height
- 6.6 mm
- Surface treatment
- Plain (no plating)
- Surface treatment code
- PLAIN
- Serration
- Yes
- Screw Flange Diameter
- 14.2 mm
- Length
- 20 mm
- Thread standard
- ISO metric (M)
- Article number
- 6921Z1006020
- Category
- Bolts and Screws / Hexagon Head Screws
Standards & Compliance
- Standard
- DIN 6921
- Size / Series
- M6 x 20
- Material
- Steel 10.9
- 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 6921Z1006020?
- 6921Z1006020 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 6921Z1006020.
- What is the HS code for 6921Z1006020?
- The customs tariff (HS) code for 6921Z1006020 is 731815.
- Who manufactures 6921Z1006020?
- 6921Z1006020 is a Bufab product in the C-Parts range.
- Is a datasheet available for 6921Z1006020?
- Yes — the 6921Z1006020 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 6921Z1006020?
- The minimum order quantity is 1.
- Is 6921Z1006020 available?
- Yes — 6921Z1006020 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).