TAB WASHER (P/N sp42n) - New Surplus
P/N: sp42n
Category: Washers
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 75 Available |
Product Description
The sp42n is a steel tab washer designed for mechanical locking of fasteners under vibration. This split-ring washer installs under a nut or bolt, with one tab engaging a flat surface or keyway to prevent rotation. After torquing the fastener, the tab is bent to lock against the mounting surface.
Comparable to NAS513 and DIN tab-washer standards, it's commonly used in aircraft engine mounts and structural applications. Verify the applicable IPC for correct installation orientation and engagement depth before assembly.
Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.
Frequently Asked Questions
What is the TAB WASHER (P/N sp42n)?
The sp42n is a steel tab washer designed for mechanical locking of fasteners under vibration. This split-ring washer installs under a nut or bolt, with one tab engaging a flat surface or keyway to prevent rotation.
What conditions is the sp42n available in?
The sp42n is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.
How do I get pricing for the sp42n?
The sp42n requires a custom quote. Submit a Request for Quote (RFQ) through our website or call our sales team at (904) 998-9101 for immediate pricing assistance.
Do you offer expedited shipping for the sp42n?
Yes, we offer same-day processing on in-stock items and provide 24/7 AOG (Aircraft on Ground) support for urgent needs. Standard, expedited, and overnight shipping options are available.