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  • M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer
  • M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer
  • M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer
  • M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer
  • M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer
  • M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer
M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer

M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer Shoulder Spacer Shoulder Washer

  • 1000 - 9999 Pieces
    $0.10
  • >= 10000 Pieces
    $0.05

Customization:

Customized logo(Min.Order: 5000 pieces)
Customized packaging(Min.Order: 5000 pieces)
Graphic customization(Min.Order: 5000 pieces)

M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer Shoulder Spacer Shoulder Washer

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Precise Spacing & Alignment: Designed to maintain accurate distances between components in mechanical or electrical assemblies, ensuring structural integrity and optimal performance.
  • Surface Protection & Insulation: Prevents direct surface contact to reduce wear and tear, while providing insulation in electrical applications.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

  • With corrosion-resistant stainless steel, ensure durability in harsh environments such as marine or industrial settings*.

  • 2. Versatile Thread Compatibility

  • With compatibility for M2–M10 thread sizes, fit a wide range of bolt and screw systems for precise assembly* compared to standard washers limited to fewer sizes.

  • 3. Precise Thickness Options

  • Offering 3 precise thickness options (4–6mm), accommodate diverse spacing requirements for both mechanical and electrical applications* compared to fixed-thickness alternatives.

  • 4. Multi-Scenario Application

  • Ideal for both home repairs and industrial machinery, providing consistent performance in varied environments—such as protecting surfaces in electronics or maintaining alignment in heavy equipment*.

  • 5. EPR France Certified Sustainability

  • Certified to EPR France standards, ensuring compliance with environmental regulations in Europe* for eco-conscious procurement and disposal practices.

Product details

M2 M3 M4 M5 M6 M8 Stainless Steel Step Washer Sleeve Bushing Aluminum Washers Spacer  Shoulder Spacer Shoulder Washer

Our M2-M10 Stainless Steel Step Washer Sleeve Bushing Shoulder Spacers are precision-engineered for reliable spacing and surface protection in mechanical and electrical applications. Certified to EPR France Packing standards, these spacers feature corrosion-resistant stainless steel construction with plain or black finishes, available in 4-6mm thicknesses and thread sizes from M2 to M10.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialStainless Steel (AS standard)Harsh environments requiring corrosion resistance
FinishPlain/BlackAesthetic or anti-slip requirements
Thread SizesM2, M2.5, M3, M3.5, M4, M5, M6, M8, M10Custom fit for threaded components
Thickness4mm, 5mm, 6mmPrecise spacing in assemblies
CertificationEPR France PackingCompliance for European environmental standards

Customization guide

Adjustable parameters include thickness (4-6mm) and thread size (M2-M10) to meet specific spacing or load requirements. Black finish options enhance durability in high-friction environments.

Get inspired

With precise cylindrical geometry and corrosion-resistant stainless steel, these spacers ensure long-term stability in machinery, electronics, or automotive assemblies. Their flat base and central hole design simplifies installation while maintaining structural integrity.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Corrosion ResistanceStandard+20%+35%*
Thread Size RangeM2-M6M2-M8M2-M10
Max Load Capacity150N220N300N
Precision Tolerance±0.1mm±0.05mm±0.02mm

*Compared to industry benchmarks.

Supplier's note

  1. Technical Breakthroughs:

    • Enhanced Corrosion Resistance: Pro Model’s 35% higher resistance enables use in marine or chemical environments.
    • Ultra-Precision Tolerance: ±0.02mm ensures flawless alignment in high-precision machinery.
    • Expanded Thread Range: Pro Model’s M2-M10 compatibility covers 80% of industrial fastening needs.
  2. Version Selection Guide:

    • Base Model: Ideal for standard mechanical assemblies (e.g., household appliances) where cost efficiency is prioritized.
    • Advanced Model: Best for industrial equipment requiring moderate load capacity and corrosion resistance (e.g., automotive parts).
    • Pro Model: Suited for precision engineering (e.g., aerospace, robotics) where extreme durability and accuracy are critical.

With the Pro Model’s triple-certified chemical resistance and micro-precision, you can safely handle corrosive fluids while maintaining sub-millimeter alignment. Pair its black finish with high-vibration machinery to reduce slippage and extend component lifespan.

Frequently asked questions

  • Which stainless steel spacer size suits M3 threaded components for precise mechanical assemblies?

  • How to clean and maintain stainless steel washers to prevent corrosion?

  • Stainless steel vs aluminum washers: Which is better for corrosion-prone applications?

  • Can these cylindrical spacers be customized for non-standard thread sizes or finishes?

  • Are these washers EPR France-certified for industrial environmental standards?

  • What thickness options are available for M5 stainless steel spacers in mechanical systems?

  • How do plain vs black finishes affect spacer performance in different environments?

  • What applications are these cylindrical stainless steel spacers best suited for?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Stainless Steel Shoulder SpacersPrecise spacing in corrosive environmentsMaterial: Stainless Steel 304 (ASTM A240) ▲ Thickness: 4-6mm (ISO 3801) vs Industry 3mm▲ Corrosion resistance, ▲▲ Thickness options (up to 6mm), EPR France Packing certifiedHeavier than aluminum, higher cost compared to base models
Step WashersHeight adjustment in machineryThickness: 4-6mm (ISO 3801) ▲ Finish: Plain/Black Oxide (MIL-C-13924)Easy adjustment, corrosion resistance with black oxide coatingLimited to fixed thickness increments (4, 5, or 6mm)
BushingsInsulation in electrical systemsThread Compatibility: M2-M10 (ISO 2328-1) ▲ Material: Stainless Steel 304High precision, durable for harsh environmentsRequires specialized tools for installation
Aluminum WashersLightweight applicationsMaterial: Aluminum 6061 (ASTM B211) ▲ Thickness: 4-6mm (ISO 3801)Lighter weight, cost-effectiveLower corrosion resistance, less durable than stainless steel
Threaded SpacersThreaded assembly spacingThread Sizes: M2 to M10 (ISO 2328-1) ▲ Thickness: 4-6mm (ISO 3801)Versatile thread compatibility, durable constructionMay not fit non-standard or oversized thread requirements
Custom Thickness SpacersNon-standard spacing needsThickness: Customizable up to 8mm (Advanced) ▲▲ vs Industry 6mmFlexibility in design, meets specialized engineering requirementsLonger lead times for custom orders, higher cost for advanced configurations

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