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21408

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21408

21408

Keystone Electronics

4-40 X 1/2" GRADE 2 TITANIUM SOC

21408 Datasheet

compliant

-

HongKong/Shenzhen Warehouse

DHL/Fedex/UPS/TNT/SF/EMS

21408 Pricing & Ordering

Quantity Unit Price Ext. Price
1 $2.65000 $2.65
500 $2.6235 $1311.75
1000 $2.597 $2597
1500 $2.5705 $3855.75
2000 $2.544 $5088
2500 $2.5175 $6293.75
Inventory changes frequently.
Send Inquiry
Upload BOM File

21408 Purchase Assurance: Buy Confidently, Use Securely

Transparent & Traceable Sources

We source exclusively from verified channels to ensure authenticity:

  • Direct from manufacturer and OEMs
  • Authorized distributors
  • Market-vetted traders (3+ years stable supply)

Every batch is traceable with documented proof of origin.

Quality Inspection Process

We enforce strict checks to ensure components meet standards:

  • Visual: Appearance, markings, packaging, batch codes
  • X-ray: Pad consistency (on request)
  • Function test: Sample checks for specific models (upon request)
  • Reports: Available upon request
Flexible Payments & Terms

We adapt to your project needs:

  • T/T, PayPal, Credit Card
  • Credit terms for long-term partners (e.g., monthly, Net 15/30)
Reliable After-Sales Support

365 Days warranty with streamlined solutions:

  • Defective? Free returns/replacements
  • Fast reshipment or refund
  • Full-service sourcing: Procurement & payment support
Bom Cost Down
Bom Cost Down
Wholesale Prices for Every Order, Big or Small
Wholesale Prices for Every Order, Big or Small

21408 Keystone Electronics

Name Value
Product Status Active
Type Bolt
Screw Head Type Hex Head
Drive Type Hex
Features -
Thread Size #4-40
Head Diameter 0.183" (4.65mm)
Head Height 0.112" (2.85mm)
Length - Below Head 0.500" (12.70mm) 1/2"
Length - Overall 0.612" (15.55mm)
Material Titanium
Plating -
Q1: What is the purchase guide for 21408?
21408 of Keystone Electronics is a 4-40 X 1/2" GRADE 2 TITANIUM SOC. ICHOME is a long-term spot supplier of 21408, supporting sample purchase and bulk order.
Q2: How to find the detailed information of 21408?
Download 21408 Datasheet
Q3: What payment can support in ICHOME?
PayPal, Payoneer, Visa, Bank Transfer, AliExpress.
Q4: Where do you sourcing21408 from?
After 21 years of long-term and stable development, ICHOME have accumulated leading supply chain partner.
Q5: Can you provide 21408 alternative/replacement suggestions?
Through different levels of industry applications, ICHOME engineers will analyze component risks (discontinued, single source, etc.) and give you 21408 replacement suggestions, and then provide you with alternative products, supporting free sample delivery.
Q6: Why choose ICHOME?
Compared with ordinary agents, ICHOME provides full BOM matching, EOL judgment, alternative model suggestions, large stock + flexible procurement, test reports, return service
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