Product Description
DIN 6798-A tooth lock washer, 12.5 x 20.5 x 1 mm, Article number 6798A125. Property class / material: steel 350-425 hv, surface finish plain. Tooth Lock Washer manufactured to DIN 6798-A. 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. Applications: load distribution and locking under bolt heads and nuts in machine building, structural steel, plant maintenance and marine outfitting.
Technical Specifications
- Standard
- DIN 6798-A
- Standard description
- A
- Property class / grade
- HV350-425
- Class (detailed)
- HV350-425
- Material hardness
- HV350-425
- Surface treatment
- Plain (no plating)
- Surface treatment code
- PLAIN
- Number Of Teeth
- 16 pcs
- Diameter
- 12 mm
- Washer Height
- 3 mm
- Inner diameter
- 12.5 mm
- Outer diameter
- 20.5 mm
- Thickness
- 1 mm
- Article number
- 6798A125
- Category
- Washers / Serrated Lock Washers
Standards & Compliance
- Standard
- DIN 6798-A
- Size / Series
- 12.5 x 20.5 x 1 mm
- Material
- Steel 350-425 HV
- HS Code
- 731821
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 6798A125?
- 6798A125 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 6798A125.
- What is the HS code for 6798A125?
- The customs tariff (HS) code for 6798A125 is 731821.
- Who manufactures 6798A125?
- 6798A125 is a Bufab product in the C-Parts range.
- Is a datasheet available for 6798A125?
- Yes — the 6798A125 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 6798A125?
- The minimum order quantity is 1.
- Is 6798A125 available?
- Yes — 6798A125 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).