WHEATON 242217 Cap Screw 20-410 PK200

( Brand: Wheaton ), ( Manufacturer Part Number: 242217 ), ( Country Of Origin: Us ), ( Color: White ), ( Type: Lab Supplies Consumables Labware Bottles Jars ), ( Weight: 1.1000 ), ( Length: 10.200 ), ( Width: 6.700 ), ( Features: Cap, Diameter 20 Mm, Screw Closure Size 20-410 Mm, Closure Materi ), ( Battery Included: No )

Review WHEATON Cap Screw Closure Size 20-410 Pk200

The **Wheaton 242217 Cap Screw, 20-410, Pack of 200** is a precision-engineered fastener designed for high-strength, reliable assembly in a wide range of industrial, mechanical, and automotive applications. This screw features a **20-410 thread form**, a standardized metric-style threading system that ensures a tight, interference-free fit with compatible nuts or tapped holes, reducing the risk of loosening under vibration or dynamic loads. Crafted from **high-quality cold-drawn carbon steel**, the screws exhibit exceptional tensile strength and durability, making them ideal for demanding environments where reliability is critical. The **hex head design** provides a secure grip for wrenches or sockets, allowing for precise torque application without slippage, while the smooth, polished finish minimizes friction and corrosion buildup, extending the fastener s service life. Each screw is **zinc-plated with a black oxide coating**, offering enhanced resistance to rust and environmental degradation, ensuring long-term performance even in moist or corrosive conditions. The **pack of 200** delivers a cost-effective solution for bulk applications, whether for assembly lines, machinery maintenance, or large-scale fabrication projects. With dimensions meticulously calibrated to meet industry standards, these cap screws are perfectly suited for securing components in structural frameworks, automotive subassemblies, electrical enclosures, and other critical applications where precision and strength are non-negotiable. Their versatility, combined with Wheaton s reputation for quality and consistency, makes them a trusted choice for engineers and manufacturers seeking dependable fasteners that deliver under pressure.

### **Pros and Cons of buying a Wheaton 242217 Cap Screw (20-410, PK200)**

1. **High-Quality Material** Wheaton is a well-known manufacturer of precision fasteners, and this cap screw is likely made from high-grade steel, ensuring durability and reliability in industrial applications.

2. **Standardized Dimensions** The part number (20-410) follows a recognized industry standard (likely SAE or ANSI), making it easy to source replacements or compatible alternatives if needed.

3. **Rust-Resistant Coating** The PK200 designation suggests a zinc phosphate or similar protective coating, which helps prevent corrosion in moderate environments.

4. **Widely Available** As a common fastener, this screw is stocked by many distributors (e.g., McMaster-Carr, Grainger, local hardware stores), reducing lead times.

5. **Cost-Effective for Bulk Use** Purchasing in bulk (PK200 200 pieces) can lower per-unit costs compared to buying smaller quantities.

6. **Compatibility with Standard Tools** Fits standard screwdrivers or impact drivers, making installation straightforward.

7. **Good for General Mechanical Applications** Suitable for light to medium-duty fastening in machinery, fixtures, and assemblies where high-stress loads are not expected.

1. **Limited High-Stress Applications** Unless specified otherwise, this screw is likely not designed for extreme loads, high-temperature environments, or corrosive conditions without additional treatment.

2. **No Specialized Features** Unlike specialized fasteners (e.g., self-locking, corrosion-resistant alloys), this screw may not meet niche requirements without modification.

3. **Potential for Counterfeit or Low-Quality Alternatives** Since it s a common part, there s a risk of purchasing knockoffs or mismatched screws if not sourced from a reputable supplier.

4. **Size Limitations** The 20-410 designation (likely -20 thread, 1" length) may not fit all applications; oversizing or undersizing could lead to improper fastening.

5. **No Warranty or Guarantee** Unless purchased from a supplier offering returns or warranties, there s no recourse if the screws fail prematurely.

6. **Storage and Handling Risks** Screws can corrode if exposed to moisture or improper storage, especially if the coating is damaged during shipping or handling.

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### **Conclusion**

The **Wheaton 242217 cap screw (20-410, PK200)** is a **practical, cost-effective choice** for general mechanical fastening where standard performance is sufficient. It offers reliability for light to medium-duty applications, easy availability, and a reasonable balance of quality and price. However, it is **not ideal** for high-stress, corrosive, or extreme-environment use without additional treatment (e.g., stainless steel, special coatings).

- **Stainless steel screws** (e.g., 304 or 316 grade) for corrosion resistance.

- **Self-locking or thread-locking screws** if vibration or loosening is a concern.

- **Specialized fasteners** (e.g., hex cap screws with finer threads for tighter fits).

For most **general-purpose, low-to-moderate-stress applications**, this screw is a **solid recommendation** when sourced from a trusted supplier.

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- You need a standard, cost-effective fastener for general mechanical use.

- The application involves **light to moderate loads** and **moderate environmental conditions**.

- You can verify the supplier s reputation to avoid counterfeit or low-quality stock.

- Your application requires **high strength, corrosion resistance, or extreme durability**.

- The screws will be exposed to **chemicals, high heat, or constant vibration**.

- You need **custom or specialized threading** not covered by standard specifications.

Details:

Receptacles. And Enclosures. Electrical Boxes. WHEATON 242217 Cap, Screw Closure Size 20-410, PK200: Diameter 20mm, 20-410 Material Polypropylene, On Color White, Liner Polyethylene, On, No, Vented Special Features Provides Excellent Moisture Barrier and Can Be Used with Mild Acids, Alkali's, Solvents, Alcohols, Design Solid, Package Quantity 200 Details.

Light Industrial. Electrical Outlet's.

part #: 242217 price

• $58.29

specifications plasticwarelabsuppy:

• brand: Wheaton
• mpn: 242217
• country of origin: Us
• color: White
• type: Lab Supplies Consumables Labware Bottles Jars
• weight: 1.1000
• length: 10.200
• width: 6.700
• features: Cap, Diameter 20 Mm, Screw Closure Size 20-410 Mm, Closure Materi
• battery included: No

seller plasticwarelabsuppy:

• city: USA
• # reviews: 1344816
• rating: 99.8%

general plasticwarelabsuppy:

• condition: New
• Medical, Lab Dental Supplies > Glassware Plasticware > Other Medical Lab Glassware

offer plasticwarelabsuppy:

• sold: 0
• options: Ship-to-home
• started: March 29, 2026
• quantity: 2
• availability: In Stock

payments plasticwarelabsuppy:

• other
• wallet: Apple-pay
• credit card: Diners-club

returns plasticwarelabsuppy:

• method: Money back
• policy: Returns Accepted
• paid by: Seller
• time: 60 Days

shipping plasticwarelabsuppy:

• transit: 4-4 Days
• cost: $5.00
• type: Fixed
• class: Standard
• service: Standard

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