Product Description
DIN 439-B hexagon nut (form B), M16, left-hand thread, Article number 439A2L16W. Made in stainless steel a2-35. Hexagon Nut manufactured to DIN 439 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 439
- Standard description
- B
- Property class / grade
- A2-035
- Class (detailed)
- A2-035
- Thread type
- M
- Thread diameter
- 16 mm
- Pitch
- 2 mm
- Thread pitch class
- Coarse
- Thread direction
- Left
- Threading
- Fully Threaded
- Surface treatment
- Plain (no plating)
- Surface treatment code
- PLAIN
- Nut thickness
- 8 mm
- Width across flats
- 24 mm
- Thread standard
- ISO metric (M)
- Article number
- 439A2L16W
- Category
- Nuts / Hexagon Thin Nuts
Standards & Compliance
- Standard
- DIN 439
- Size / Series
- M16
- Material
- Stainless A2-35
- 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 439A2L16W?
- 439A2L16W 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 439A2L16W.
- What is the HS code for 439A2L16W?
- The customs tariff (HS) code for 439A2L16W is 731816.
- Who manufactures 439A2L16W?
- 439A2L16W is a Bufab product in the C-Parts range.
- Is a datasheet available for 439A2L16W?
- Yes — the 439A2L16W datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 439A2L16W?
- The minimum order quantity is 1.
- Is 439A2L16W available?
- Yes — 439A2L16W 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).