Product Description
ISO 7040 hexagon lock nut, M16, Article number 7040816GEO321AVL. Property class / material: steel class 8, surface finish geomet silver. Hexagon Lock Nut manufactured to ISO 7040 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
- ISO 7040
- Property class / grade
- CL.8
- Class (detailed)
- CL.8
- Thread type
- M
- Thread diameter
- 16 mm
- Pitch
- 2 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Threading
- Fully Threaded
- Key width (across flats)
- 24 mm
- Surface treatment
- GEOMET 321A+VL
- Surface treatment code
- GEOMET SILVER
- Nut height
- 19.1 mm
- Thread standard
- ISO metric (M)
- Article number
- 7040816GEO321AVL
- Category
- Nuts
Standards & Compliance
- Standard
- ISO 7040
- Size / Series
- M16
- Material
- Steel class 8
- Thread Standard
- ISO metric (M)
- HS Code
- 731816
Product Documentation
More from Bufab
Bufab
ISO 7040 Hexagon Lock Nut, Steel class 8, M20, Zinc Plated
70408201
Bufab
ISO 7040 Hexagon Lock Nut, Steel class 8, M24, Zinc Plated
70408241
Bufab
ISO 7040 Hexagon Lock Nut, Steel class 8, M36, Zinc Plated
70408361
Bufab
ISO 7040 Hexagon Lock Nut, Steel class 8, M36, Zinc Plated, Yellow Passivated
70408363
Bufab
ISO 7040 Hexagon Lock Nut, Stainless A2-70, M3
7040A20370
Bufab
ISO 7040 Hexagon Lock Nut, Stainless A2-70, M4
7040A20470
Bufab
ISO 7040 Hexagon Lock Nut, Stainless A2-70, M5
7040A20570
Bufab
ISO 7040 Hexagon Lock Nut, Stainless A2-70, M6
7040A20670
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 7040816GEO321AVL?
- 7040816GEO321AVL 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 7040816GEO321AVL.
- What is the HS code for 7040816GEO321AVL?
- The customs tariff (HS) code for 7040816GEO321AVL is 731816.
- Who manufactures 7040816GEO321AVL?
- 7040816GEO321AVL is a Bufab product in the C-Parts range.
- Is a datasheet available for 7040816GEO321AVL?
- Yes — the 7040816GEO321AVL datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 7040816GEO321AVL?
- The minimum order quantity is 1.
- Is 7040816GEO321AVL available?
- Yes — 7040816GEO321AVL 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).