
Product Description
ISO 4032 hexagon nut, M12, Article number 40328127. Property class / material: steel class 8, surface finish black oxide. Hexagon Nut manufactured to ISO 4032 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 4032
- Property class / grade
- CL.8
- Class (detailed)
- CL.8
- Thread type
- M
- Thread diameter
- 12 mm
- Pitch
- 1.75 mm
- Thread pitch class
- Coarse
- Thread direction
- Right
- Threading
- Fully Threaded
- Surface treatment
- Black Oxide
- Surface treatment code
- BLACK OXIDE
- Nut thickness
- 10.8 mm
- Width across flats
- 18 mm
- Thread standard
- ISO metric (M)
- Article number
- 40328127
- Category
- Nuts / Hexagon Nuts
Standards & Compliance
- Standard
- ISO 4032
- Size / Series
- M12
- Material
- Steel class 8
- Thread Standard
- ISO metric (M)
- HS Code
- 731816
Product Documentation
More from Bufab

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M16, Geomet Silver
40328160GEO321VL

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M24, Black Oxide
40328247

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M30, Black Oxide
40328307

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M30, Zinc-Nickel, Silver
4032830ZNF105

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M36, Zinc Plated (403283601)

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M36, Black Oxide
403283607

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M39, Zinc Plated (403283901)

Bufab
ISO 4032 Hexagon Nut, Steel class 8, M16, Left-Hand Thread, Plain (40328L16)
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 40328127?
- 40328127 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 40328127.
- What is the HS code for 40328127?
- The customs tariff (HS) code for 40328127 is 731816.
- Who manufactures 40328127?
- 40328127 is a Bufab product in the C-Parts range.
- Is a datasheet available for 40328127?
- Yes — the 40328127 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 40328127?
- The minimum order quantity is 1.
- Is 40328127 available?
- Yes — 40328127 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).
