ISO 4032 Hexagon Nut, Steel class 10, M4, Black Oxide (403210047A)
Bufab

ISO 4032 Hexagon Nut, Steel class 10, M4, Black Oxide

Part number403210047AItem numberBUFAB-403210047AHS code731816
ISO 4032M4
MaterialSteel class 10
C-Parts
Hexagon Nuts
MOQ:1

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Product Description

ISO 4032 hexagon nut, M4, Article number 403210047A. Property class / material: steel class 10, 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.10
Class (detailed)
CL.10
Thread type
M
Thread diameter
4 mm
Pitch
0.7 mm
Thread pitch class
Coarse
Thread direction
Right
Threading
Fully Threaded
Surface treatment
Black Oxide
Surface treatment code
BLACK OXIDE
Nut thickness
3.2 mm
Width across flats
7 mm
Thread standard
ISO metric (M)
Article number
403210047A
Category
Nuts / Hexagon Nuts

Standards & Compliance

Standard
ISO 4032
Size / Series
M4
Material
Steel class 10
Thread Standard
ISO metric (M)
HS Code
731816

Product Documentation

Document preview: ISO 4032 Hexagon Nut — Bufab catalogue data sheet, all sizes

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 403210047A?
403210047A 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 403210047A.
What is the HS code for 403210047A?
The customs tariff (HS) code for 403210047A is 731816.
Who manufactures 403210047A?
403210047A is a Bufab product in the C-Parts range.
Is a datasheet available for 403210047A?
Yes — the 403210047A datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 403210047A?
The minimum order quantity is 1.
Is 403210047A available?
Yes — 403210047A 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).