Product Description
DIN 985 hexagon lock nut, M20, Article number 985820ZN8. Property class / material: steel class 8, surface finish zinc plated. Hexagon Lock Nut manufactured to DIN 985 with ISO metric (M) thread, coarse pitch, fully 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 985
- Property class / grade
- CL.8
- Class (detailed)
- CL.8
- Thread type
- M
- Thread diameter
- 20 mm
- Pitch
- 2.5 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Threading
- Fully Threaded
- Key width (across flats)
- 30 mm
- Surface treatment
- ZINC PLATED, 8 MICRON
- Surface treatment code
- ZINC PLATED
- Nut Diameter
- 32.95 mm
- Nut height
- 20 mm
- Thread standard
- ISO metric (M)
- Article number
- 985820ZN8
- Category
- Nuts / Lock Nuts
Standards & Compliance
- Standard
- DIN 985
- Size / Series
- M20
- Material
- Steel class 8
- Thread Standard
- ISO metric (M)
- HS Code
- 731816
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 985820ZN8?
- 985820ZN8 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 985820ZN8.
- What is the HS code for 985820ZN8?
- The customs tariff (HS) code for 985820ZN8 is 731816.
- Who manufactures 985820ZN8?
- 985820ZN8 is a Bufab product in the C-Parts range.
- Is a datasheet available for 985820ZN8?
- Yes — the 985820ZN8 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 985820ZN8?
- The minimum order quantity is 1.
- Is 985820ZN8 available?
- Yes — 985820ZN8 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).