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Customizable DIN 981 Slotted Round Nuts -Secure Locking for Bearings

Updated 2026-11-04 · Markdown version

Model no. Fasto-Nut

US$0.012 – 0.24 / piece

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

Head Style: Round
Standard: DIN, ANSI, GB, BSW
Grade: 8.8
Color: as Client Need
Surface: Plain,Zinc Plated,Copper Plating,Phosphating, etc
Package Size: 37.00cm * 26.00cm * 19.50cm
Material: Stainless Steel

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

Model NO.	Fasto-Nut
Connection	Common Bolt
Head Style	Round
Standard	DIN, ANSI, GB, BSW
Grade	8.8
Color	as Client Need
Surface	Plain,Zinc Plated,Copper Plating,Phosphating, etc
MOQ	According to Your Size
Payment Term	Fob,30%Tt in Advance and 70% Tt Before Shipment
Sample	Available
Package	Small Box +Outer Carton +Pallets
Delivery Time	10-25days
Keywords1	Castle Nuts, Hex Nut, Nut
Transport Package	Box / Bulk Packing / Pallet or Customized Packing
Specification	M6-M56 etc, according to customer needs
Origin	Tianjin, China
HS Code	732620100
Production Capacity	30000tons/Year
Package Size	37.00cm * 26.00cm * 19.50cm
Package Gross Weight	25.000kg
Customization	Available
Material	Stainless Steel
Type	Round Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Key Features	High-Quality Material
Applications	Securely locking bearings in place
OUR TEAM	FAQ
Category	Hex & Other Standard Nuts

Technical parameters

Finish	Zinc, Plain ,Hot Dip Galvanized
Material	High Strength Steel, Stainless Steel,Carbon Steel,Iron, Aluminum Steel
Measurement system	Inch, Metric
Place of Origin	Tianjin,China
Standard	DIN,ISO,CE
Size	M2-M39 etc,according to customer needs
Color	As client need
Key Words	Castle Nuts, Hex Nut, Nut
Packing	Small box packing/bag or carton packing/as customers' request

Description

Customizable DIN 981 Slotted Round Nuts -Secure Locking for Bearings is part of our hex & other standard nuts range (Nuts).

Key details

Type: Round Head
Standard: DIN, ANSI, GB, BSW
Material: Stainless Steel
Grade: 8.8
Head Style: Round
Connection: Common Bolt
Color: as Client Need
Surface: Plain,Zinc Plated,Copper Plating,Phosphating, etc

Available configurations include head style, standard, grade, color and surface. 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 Customizable DIN 981 Slotted Round Nuts -Secure Locking for Bearings?

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 Customizable DIN 981 Slotted Round Nuts -Secure Locking for Bearings?

Type: Round Head; Standard: DIN, ANSI, GB, BSW; Material: Stainless Steel; Grade: 8.8; Head Style: Round; Connection: Common Bolt. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, color and surface. 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 hex & other standard nuts are available?

The Hex & Other Standard Nuts category lists 8,354 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/hex-other-standard-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