• Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    We do business with each other for long time and will continue our cooperation. Quality partner!
  • Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Alexiou Aris
    Good quality and competitive price, I'm sure we will go further and further!
  • Ningbo WeiWo Electromechanical Tech Co.,Ltd.
    Work together long time, we like friends each other, easy to get along with, very pleasant cooperation!
Contact Person : Leela
Phone Number : 86-13586885132
WhatsApp : +8613586885132

Din 981 45# Steel Auto Lathe Hex Lock Nut Pricision Tolerance Good Hardness

Place of Origin China
Brand Name WEIWO
Certification IATF16949:2016
Model Number WW-132Y
Minimum Order Quantity 1000pcs
Price negotiation
Packaging Details Standard exporting package
Delivery Time 20 working days for new samples
Payment Terms T/T, Western Union
Supply Ability 50,000pcs per month
Product Details
Product Name Lock Nut Material Carbon Steel
Standard DIN981 Service OEM
Finish Zinc Plated Or Others Application Heavy Industry
High Light

45# steel hex lock nut


auto lathe hex lock nut


din 981 hex lock nut

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Product Description

45# Steel Auto Lathe Hex Lock Nut With Pricision Tolerance And Good Hardness

Product Name non standard flange nut and bolts for auto
Size Diameter: 3.5,4,4.2,4.8,5,5.5,6.3 Split thickness: 0.8-3mm
Material Spring steel, carbon steel, stainless steel
Grade 2, 4, 4.8, 5, 6, 6.8, 8, 8.8,10.9,12.9,14.9
Standard DIN 34818, JIS B1216, Q 397, QT 608, QT885 or customized sizes as per your need.
Environmental reponsibilities ROHS complaint, REACH, SGS test are available
Finsh Zinc plate (white,blue,yellow,black), Zn/Ni plating, Mechanical zinc plating, Cr3+, black oxide, Ni plate, brass plate, electrophoresis, dacromet, hot-dipped galvanized, positive electrode oxidization, etc.
The Most Precise Tolerances

1) Shaft diameter below 6mm and maximum pore size tolerance up to 0.003mm

2) Shaft diameter larger than 6mm and pore size tolerance is 0.005mm

3) Linearity below 100mm distance etc, tolerance is up to 0.005mm

4) 100mm or more distance linear tolerance is up to 0.01mm

5) A form tolerance is up to 0.003 - 0.005mm

6) Position tolerance is up to 0.01mm

Production Equipment

1) CNC Machining Center;

2) CNC Lathe;

3) CNC Milling Machine;

4) Precision Cutting Machine


Measuring Instruments and Equipment

1) micrometer

2) smooth plug gauge

3) thread gauge

4) Image measuring instrument

5) Coordinate Measuring Machine

6) Roughness tester

7) routine inspection of calipers

Preferred Drawing Formats JPEG, PDF, CAD, IGS, STP
Preferred Industries

1) Communication Equipments

2) Medical Equipments

3) Photo electricity Equipments

4) Auto Industry

5) Mechanical Equipments

6) Other customized Parts

Our advantages

Small MOQ can be accepted

Free samples can be provided within 1-2days if from stock.

Samples will be send to customers for quality confirmation before shipping and steel certificate and inspection report can be provided!

Other services are consulted in dealing If you have any inquiry, just feel free to contact and let me know which exactly item(type) you need, I will do my best to service


We are engaged in manufacturing and selling professional mechanical parts. We often make DIN, ANSI, BS, ISO and JIS standard and customization in industrial fields. We also have a professional quality control team. We have developed 10,000 kinds of non-standard parts.


We have long-term business cooperation relationships with many well-known multinational companies, and provide AN-5 services.Our products have been exported to the UK, Germany, American, Canada, Italy, Japan and other European, Middle East and South Africa countries.


Welcome to consult, we will provide all-direction one-stop services for you. And also we are looking forward to establishing business relationship with your company in near future.


Features of Related Production

A locknut, also known as a lock nut, locking nut, self-locking nut, prevailing torque nut, stiff nut or elastic stop nut, is a nut that resists loosening under vibrations and torque.


Our product ranges:

CNC Machining components
automobile components
investment casting
sheet metal components
industrial fasteners
die casting parts


ball plunger, spring plungers stainless steel, hand retractable spring plungerlspring loaded plunger

ball spring plunger, short Micro Spring Plunger, mini indexing plunger pins, ball transfer unitspring loaded rollers

spring loaded locking pin, heavy duty ball plunger, heavyduty spring plunger


Equipment Laser Cutting Machines CNC Flame cutting machine 
CNC Shearing Machines CNC Turret Punching Machines
Air Pressure Squeeze Riveter Welding Robot
Argon Arc Welding Machine Swinging Arm Spot-welding Machine
Horizontal Metal Band Sawing Machine Aluminum Profile Super Efficient Automatic End Milling
CNC bending machine single column vertical lathe
Radial drilling machine EDM CNC wire cutting machine
Metal band sawing machine Open type fixed table press ( 40T-400T)


Inspection equipment

Laboratory currently has the calliper, micrometer, depth and height gauge, thread gauge, plug and ring gauge, tension and torque gauge, hardness tester, salt spray tester, Film thickness tester, desktop direct- reading spectrometer, metallographic analyzer, carbon sulfur analyzer, multifunctional electrolysis thickness gauge, spectroscope, projector, hydraulic tensile tester, automatic screening machine, magnetic detection machines and a variety of specialized testing equipment.

We aslo can provide series control plan document, such as incoming material quality control(IQC), in-process quality control(IPQC), statistical process control(SPC), final QC(FQC), Faliure mode & effect analysis (FMEA), PPAP.

Electrical & Engineering industries, Consumer Electronics manufacturers, Home Appliances manufacturers, Auto Electrical, Automobile industry, Office automation equipment manufacturers, Motors, Auto Parts, Switchgear, Fuel Pumps, Machine Tools, Railways, Defense, Chemical & Petrochemical Industries, Textile Machinery manufacturers, Pharmaceutical Equipment & Machinery, Agriculture Industry, Sewing Machine Parts, Marine Equipment, Hydraulic Products & Equipment, Food Processing Machinery, Diesel & Gas Turbine Equipment, Crimping Tool Industries Air Conditioning Equipment, Orthopaedic Parts and Many More.


The regular package is big plastic bag, cartons and pallets.

20-25 kgs in one plastic bag per carton and 36 cartons per pallet, 600-1000kgs per pallet.

Also we can pack as per the requirements of clients.


Why choose WeiWo ?


(1) Create value for our valuable customers

We always provide high quality and OEM high precision design products to meet the needs of the customers. We always provide good products and service to our valuable customers.


(2) Better Quality with Lower Price

We always supply the better price on the same quality level, and try our best to save the client’s every cent.


(3) Never stop developing New Product.

Every year, our company will develop new products to meet the market need.


(4) Manufacture & Export experts

As we have a favorable frame and stable quality control, our products can be found in nearly all continents. Many years of manufacture & export experience, deliver goods by different means: truck, rail and sea containers.


(5) We have enough stock in warehouses with abundant capital. We offer 24-hour services.


(6) We have professional system and rich experience to control the quality, Every process will be checked by our quality inspection department which insures every product's quality.


(7) Professional packing teams which keep every packing safely.


(8) Samples can be provided as your requirements,we can provide customer samples we have for free,and make the customized ones with lowest charge.

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Din 981 45# Steel Auto Lathe Hex Lock Nut Pricision Tolerance Good Hardness 0