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19
+
YEARS OF EXPERIENCE
3000㎡+
FLOOR SPACE
160
+
MACHINERY EQUIPMENT
3500
+
SATISFIED CUSTOMERS

The shoulder washer is a special kind of washer with a step design which is different from regular washers. The stepped structure makes it especially useful in various applications, which offers better stability and reliability when connecting different parts.
This unique step design allows the washer to fit more precisely during assembly, reducing gaps and improving the overall fastening effect. When you're putting things together, the shoulder washer matches up nicely with the parts, cutting down on gaps and boosting sealing and tightening. The stepped shape also helps to distribute pressure more evenly, reducing stress points and extending the washer's lifespan.
They are commonly used in a variety of industries. In mechanical, they act as important connectors between key components, ensuring smooth operation and safety. In automotive, these washers are often found in critical areas like the engine and chassis to enhance vehicle performance. The shoulder washers are crucial in ensuring reliable connections and durability in demanding environments in aerospace, and other fields.
Specification
| Standard | ISO,JIS,GB,ANSI,BSW,DIN or non standard as customize |
| Material | 1.Stainless Steel:SS201,SS303,SS304,SS316,SS410,SS420 2.Steel:C45(K1045),C46(K1046),C20 3.Brass:C36000(C26800),C37700(HPb59),C38500(HPb58),c27200Cuzn37),C2800(CuZn40) 4.Bronze:C3604,C52100,H62,H65,etc 5.Iron:1213,12L14,1215 6.Aluminum Alloy:Al6061,Al6063,A7075,etc 7.Carbon steel:C1006,C1010,C1018,C1022,C1035K,C1045,C435#,40CrMo,42CrMo 8.Alloy steel:SCM435,10B21 9.According to customer demand |
| Grade | 4.8,6.8,8.8,10.9,12.9,etc |
| Size | M2-M24 or made to print as customer's specification |
| Specifications | Various shape size according to client's requirement |
| Thread | UNC,UNF,Metric thread |
| Finish | Plain,Zinc Plated(Clear/Blue/Yellow/Black),Ni-plated,black oxide,Sandblast and Anodized,H.D.G,DAC,GOEMET,as custom need |
| Package | Plastic bag + outer carton + pallets |

Product Picture








Product Details
Product Name: Shoulder Washer
Material: Brass
Size: Customizable
MOQ: Negotiable
Manufacturer: Zeyao
Place of Origin: Huizhou, Guangdong
Packaging: OPP bag/box
Product Features
Stable Structure: The shoulder design provides a secure fit during installation, preventing displacement.
Various Materials Available: Available in nylon, POM, stainless steel, copper, and other materials to suit different applications.
Wear-Resistant and Corrosion-Resistant: High-quality materials ensure a long service life.
Excellent Insulation: Effectively prevents electrical short circuits in electronic devices.
High-Precision Machining: Tight dimensional tolerances ensure smooth assembly.
Production Process










Quality Control









Surface Treatment
Offer a variety of surface treatments for our screws to meet different needs and environmental conditions. Such as zinc plating, nickel plating, hot-dip galvanizing, anodizing, zinc nickel alloy, dacromet coating, phosphating, etc.

Custom Service
Zeyao offers professional OEM/ODM customization services to meet diverse customer project needs:
Production can be performed based on customer drawings or samples.
Custom sizes, colors, and materials are available.
Surface treatments (anodizing, electroplating, and spraying) are available.
Both small-batch prototypes and large-volume production are supported.
Laser marking and customized packaging design services are available.

FAQ
Q: Can you produce according to my drawings?
A: Of course. We support OEM/ODM customization. Simply provide us with a drawing, dimensions, or a sample, and we'll manufacture the shoulder washer model to your specifications.
Q: What materials do you offer?
A: We offer nylon, POM, PTFE, stainless steel, copper, and more. We can select the most suitable material for each application.
Q: What is the MOQ?
A: We accept small orders, and the details are negotiable.
Q: Are you a factory or a trading company?
A: We are a fastener manufacturer with 19 years of production experience.
Q: Can I visit your factory?
A: Of course. We welcome customers from all over the world to visit our factory.
Q: Do you have samples?
A: We can produce samples according to your requirements; you will need to pay a sample fee.
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