NUT (P/N ms21042-l4) - New Surplus
P/N: ms21042-l4
Category: Nuts
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 | 126 Available |
Product Description
The MS21042-L4 is a self-locking hex nut with an integral flange washer, conforming to NASM21042 specifications. This size -4 (1/4-28) nut features steel construction and reduced-height geometry that provides prevailing-torque retention in high-vibration environments. The all-metal locking mechanism maintains fastener security without adhesive, operating reliably up to 450°F.
Commonly used on airframe and engine attachments where vibration resistance is critical. Installation requires torque to specified limits per NASM21042 and MS33588 guidance.
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 NUT (P/N ms21042-l4)?
The MS21042-L4 is a self-locking hex nut with an integral flange washer, conforming to NASM21042 specifications. This size -4 (1/4-28) nut features steel construction and reduced-height geometry that provides prevailing-torque retention in high-vibration environments.
What conditions is the ms21042-l4 available in?
The ms21042-l4 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 ms21042-l4?
The ms21042-l4 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 ms21042-l4?
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.
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