Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

DIN 937 Hexagon Thin Castle Nuts

Updated 2026-11-04 · Markdown version

Model no. SL256

US$0.012 – 0.24 / piece

MOQ 1,000 pieces · Final price confirmed in your quote

Material: Carbon Steel
Head Style: Hexagonal
Standard: DIN
Grade: 8.8
Finish: Color-Zinc Plated
Thread: Metric or Inch
Available Raw Material: carbon steel,
Surface finishing: Galvanized (Various of color), dacromet, zinc plated ,nickle Alloy plated, polishing

Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Customization	Available
Material	Carbon Steel
Type	Hexagon Head
Model NO.	SL256
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN
Grade	8.8
Application	Machinery
Finish	Color-Zinc Plated
Thread	Metric or Inch
Specification	M6 to M16, Customer request
Transport Package	Carton+Pallet
Origin	Wenzhou. China (Mainland)
HS Code	7318150000
Production Capacity	600tons/Month
Name	DIN 937 Hexagon thin castle nuts
Available Raw Material	carbon steel,
Surface finishing	Galvanized (Various of color), dacromet, zinc plated ,nickle Alloy plated, polishing
Heat Treatment	Carburization or tempering or high-frequency quenching
Packing	BULK +canton+pallet, Small Boxes+carton+pallet, or customer request
Payment terms	Factory Show
Category	Slotted & Castle Nuts

Technical parameters

Product Description
Name:	DIN 937 Hexagon thin castle nuts
Available Raw Material :	carbon steel,
alloy steel
stainless steel
brass,bronze,
Standard:	DIN, ANSI,ASTM, JIS, GB, ISO,IFI,Non-standard
Surface finishing :	Galvanized (Various of color), dacromet, zinc plated ,nickle Alloy plated, polishing
Heat Treatment:	Carburization or tempering or high-frequency quenching
Packing :	BULK +canton+pallet, Small Boxes+carton+pallet, or customer request
Payment terms :

Description

DIN 937 Hexagon Thin Castle Nuts is part of our slotted & castle nuts range (Nuts).

Key details

Type: Hexagon Head
Standard: DIN
Material: Carbon Steel
Grade: 8.8
Thread: Metric or Inch
Head Style: Hexagonal
Finish: Color-Zinc Plated
Connection: Common Bolt

Available configurations include material, head style, standard, grade and finish. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 pieces at US$0.012 – 0.24 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for DIN 937 Hexagon Thin Castle Nuts?

The listed minimum order is 1,000 pieces, at US$0.012 – 0.24 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of DIN 937 Hexagon Thin Castle Nuts?

Type: Hexagon Head; Standard: DIN; Material: Carbon Steel; Grade: 8.8; Thread: Metric or Inch; Head Style: Hexagonal. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material, head style, standard, grade and finish. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other slotted & castle nuts are available?

The Slotted & Castle Nuts category lists 493 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/slotted-castle-nuts/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.012 – 0.24MOQ 1,000 piecesGet a quote WA