Nuts Hex Din 439 1/2 A2 M6 – M12, M16 and M20 (Packs of 100)

R49,45

Key Features:

Thin-profile design at roughly half the height of standard hex nuts
Coarse metric thread—locked in place using jam configuration
Stainless finish — corrosion-resistant and visually clean
Ideal for locking applications, tight assemblies, and environments demanding hygiene or appearance

Specifications:

Material: Stainless Steel 304 (A2)
Standards: DIN 439 / ISO 4035 (hex thin nuts)
Sizes: M6, M12, M16, M20 (Packs of 100)
Approx. Dimensions: A/F and height as per table above
Finish: Bright stainless

Applications:
Mechanical fixtures, clevis locknut assemblies, vibration-resistant joining, and environments requiring clean, corrosion-resistant fasteners.

SKU: NHD 439 1/2 A2 Category: Fastners Tags: DIN 439 A2 Stainless Hex Jam Nuts, M6–M20, Pack of 100, Thin Nuts

Description

Full Product Description: DIN 439 A2 Stainless Steel Hex Jam Nuts — M6, M12, M16, M20 (Packs of 100)

Overview

These hex jam nuts, also known as thin or half nuts, adhere to DIN 439 and ISO 4035 standards, ensuring compatibility with metric systems while offering a compact, low-profile nut solution. Made from A2 stainless steel (304 grade), they provide excellent corrosion resistance and aesthetics, perfect for both practical and visible applications.

Material & Finish

Material: Stainless Steel A2 (304 alloy), non-magnetic, corrosion-resistant, and durable
Finish: Bright stainless (plain) for a clean, polished look — ideal for clean environments and decorative uses

Design & Construction

Profile: Approximately half the thickness of a standard hex nut — great for use in tight clearance situations or as locking nuts in tandem assemblies
Threading: Metric coarse thread, compatible with standard bolts; variants for fine or left-hand thread available on request

Sizes Offered

Available in these metric sizes, widely used in various applications:

M6, M12, M16, M20 (sold in convenient packs of 100) — perfect for volume requirements and inventory efficiency
Also available in sizes M5–M12, extending up to M20 in both coarse and fine pitch options

Dimensions Snapshot (approximate)

Size	Width Across Flats (A/F)	Height (Thin Nut)
M6	~10 mm	~3.2 mm
M12	~19 mm	~6.0 mm
M16	~24 mm	~8.0 mm
M20	~30 mm	~10 mm
— Data aligned with ISO 4035 typical sizing standards

Features & Typical Applications

Space-saving design: Ideal where full-height nuts might not fit (e.g., flanges, coupling assemblies)
Locking capability: Often used as jam nuts, threaded against other nuts to prevent loosening due to vibrations
Wide utility: Used in mechanical assemblies, electronics, clevis or rod-end joints, food processing equipment, etc.
High aesthetic & hygienic standards: Smooth stainless finish resists dirt and corrosion, suitable for visible or clean contexts

Suggested Website Product Listing

Product Title:
DIN 439 A2 Stainless Steel Hex Jam Nut (Thin) — M6 / M12 / M16 / M20 | Pack of 100

Product Description:
Durable and space-efficient, these DIN 439 / ISO 4035 hex jam nuts crafted from A2 stainless steel (304) offer compact design and corrosion resistance. Available in metric sizes M6, M12, M16, and M20, each supplied in economical packs of 100 for streamlined use and inventory management.