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    Part number
    Part number
    1. Home/
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    4. Prototyping Products/
    5. 521 Unknown

    521 [Unknown]

    521
    521

    Part No:

    521

    Category:

    Prototyping Products

    Manufacturer:

    Unknown

    RoHS Status:

    Product FAQ

    1. Is 521 available for RFQ?

    Yes. 521 by Unknown is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for 521?

    Pricing for 521 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of 521?

    521 is a Unknown Prototyping Products with Moisture Sensitivity Level (MSL): 1 (Unlimited) and Length - Center to Center: 5.000 127.00mm. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for 521?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can 521 be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to 521?

    Yes. If 521 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Unknown Prototyping Products parts or compatible alternatives.

    RFQ

    Part Number:

    521

    Manufacturer:

    Unknown

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Datasheet:

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Factory Lead Time
    6 Weeks
    Mount
    Screw
    Mounting Type
    Screw Holes, Back
    Material
    Aluminum
    Body Material
    Aluminium
    Pbfree Code
    yes
    Part Status
    Active
    Moisture Sensitivity Level (MSL)
    1 (Unlimited)
    ECCN Code
    EAR99
    Type
    Instrumentation
    Color
    Black
    HTS Code
    8536.90.80.85
    Depth
    14.2748mm
    Thread/Screw/Hole Size
    #10-32
    Diameter
    7.9248mm
    Height
    1.500 38.10mm
    Length - Center to Center
    5.000 127.00mm
    RoHS Status
    RoHS Compliant
    Lead Free
    Lead Free

    Documents

    Datasheets:

    Instrumentation Handles520-522 Drawing521-Keystone-datasheet-15716127.pdf521-Keystone-datasheet-21202862.pdf521-Keystone-datasheet-3340.pdf521-Keystone-datasheet-2385.pdf521-Keystone-datasheet-13489.pdf

    Environmental Information:

    RoHS Certificate
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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