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Nuts › Nylon-Insert & All-Metal Lock Nuts

Bearing Lock Nut / Km Nut / DIN981 /Round Nut

Updated 2026-11-04 · Markdown version

Model no. DIN 981 / KM

US$0.125,000–9,999 pieces

US$0.09610,000+ pieces

MOQ 5,000 pieces · Final price confirmed in your quote

Material: Carbon Steel, Stainless Steel
Head Style: Round
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Model Number: DIN 981 / Km
Size: as Required
Color: Black/Sliver
Surface Finish: Black Oxide, Zinc Plating, Plain.
Available Raw Material: carbon steel,

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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

Material	Carbon Steel, Stainless Steel
Type	Round Head
Connection	Lock Washer DIN5406
Model NO.	DIN 981 / KM
Head Style	Round
Standard	DIN, ANSI, GB, JIS, GOST, BSW
Model Number	DIN 981 / Km
Product Name	Bearing Lock Nut / Km Nut
Size	as Required
Package	Carton+Pallet
Delivery Time	15-20days
Industry	Fastener
Measurement	Metric, Imperial (Inch)
Supply Ability	1000 Tons Per Month
MOQ	2000PCS
Sample	Available
Certificate	ISO 9001 2015/ISO 14001 2015
Color	Black/Sliver
Located	Shanghai
Condition	New
Transport Package	Inner Box + Outer Carton + Wooden Pallet
Specification	DIN, ANSI, BS, UNI
Origin	China
HS Code	7318290000
Production Capacity	3 Millions
Surface Finish	Black Oxide, Zinc Plating, Plain.
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
Category	Nylon-Insert & All-Metal Lock Nuts

Technical parameters

Available Raw Material :	carbon steel,
alloy steel
stainless steel
brass,bronze,
Standard:	DIN, ANSI,BS ISO,UNI,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

Description

Bearing Lock Nut / Km Nut / DIN981 /Round Nut is part of our nylon-insert & all-metal lock nuts range (Nuts).

Key details

Type: Round Head
Standard: DIN, ANSI, GB, JIS, GOST, BSW
Material: Carbon Steel, Stainless Steel
Size: as Required
Head Style: Round
Connection: Lock Washer DIN5406
Model Number: DIN 981 / Km
Product Name: Bearing Lock Nut / Km Nut

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 5,000 pieces at US$0.096 – 0.12 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 Bearing Lock Nut / Km Nut / DIN981 /Round Nut?

The listed minimum order is 5,000 pieces, at US$0.096 – 0.12 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$0.12 for 5,000–9,999 pieces; US$0.096 for 10,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of Bearing Lock Nut / Km Nut / DIN981 /Round Nut?

Type: Round Head; Standard: DIN, ANSI, GB, JIS, GOST, BSW; Material: Carbon Steel, Stainless Steel; Size: as Required; Head Style: Round; Connection: Lock Washer DIN5406. 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, model number and size. 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 nylon-insert & all-metal lock nuts are available?

The Nylon-Insert & All-Metal Lock Nuts category lists 2,493 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/nuts/nylon-insert-all-metal-lock-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 →

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US$0.096 – 0.12MOQ 5,000 piecesGet a quote WA