black oxide curved spring washer

Min. Order
1000 Pieces
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Customized logo
1000 Pieces
Customized packaging
1000 Pieces
Graphic customization
1000 Pieces
Non-standard custom
1000 Pieces
Lead Time
1-10000 Pieces
10 days
>10000 Pieces
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Company Information

Kunshan Zhonggu Precision Hardware Co., Ltd.

CN Manufacturer, Trading Company
Response Time
Response Rate:
US$ 30,000+
11 Years Paid Supplier Supplier Trade Assurance
Learn More
Verified product certifications
Validity 04/09/2019 - 04/08/2024

Quick Details

Port: Shanghai or Ningbo
Payment Terms: T/T
Delivery time: 7~15 Work Days
Place of Origin: Jiangsu China
Size: M3-M76
Standard: GB
Material: Steel,Carbon Steel
Model Number: GB93
Surface treatment: Black
Brand Name: ZG
Packing: Carton
Product name: Spring Washer
Style: Bonded
Package: Bags+carton Carton
Application: General Industry
Finish: ZINC
Packaging Detail: 25kg bags / carton with pallet.According to customers' requirements
Package Preview:,
Product Description

Our range of product:

BOLTS: hex bolts, heavy hex bolts, hex flange bolts, carriage bolts, wheel bolts, stud bolts, square head bolts, T bolts, eye bolts, U bolts, hook bolts

NUTS: hex nuts, heavy hex nuts, hex flange nuts, nylon insert lock nuts, cap nuts, slotted nuts, rivet nut

WASHERS: flat washers, spring washers, lock washers

SCREWS: machine screws, self tapping screws, set screws, hex socket head cap screws, wood

screws, self drilling screws

Curved Spring Washer-2.jpgCurved Spring Washer-4.jpgCurved Spring Washer-1.jpgCurved Spring Washer-3.jpg

Main Products




Testing Laboratory


We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing.

Production Process


First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately.

The second, we adopt blasting procession, removing Oxidation surface, make the surface to be bright and clean and uniform and beautiful.

Company Information


Packaging & Shipping