MS21051L3 - NUT, SELF-LOCKING, PLATE

NSN: 5310-00-773-8635, NIIN: 7738635
New Surplus, Sold Per Each

A self-locking nut plate is a fastener assembly with a built-in locking mechanism to prevent loosening due to vibration.

Specifications

Mount Arrangement: 2 Holes
Nut Mounting: Straight Holes
Nut Style: Plate
Lubrication: Dry Film Lubricant
Surface Treatment: Cadmium
Material: Steel
Center To Center Distance Between Mounting Holes Along Length: 0.310" Min - 0.314" Max
Center To Mounting Distance: 0.339" Min - 0.349" Max
Counterbore Diameter: 0.194" Min - Nut
Mounting Hole Diameter: 0.098" Min - 0.103" Max
Nut Counterbore Depth: 0.062" Min - Nut
Nut Height: 0.250" Max
Nut Length: 0.950" Max
Thickness: 0.047" Max
Width: 0.308" Min - 0.328" Max
Locking Feature: Prevailing Torque All Metal Design
Temperature Rating: 450.0° F Max

Part Number Info

Part Number: MS21051L3
Unpunctuated: MS21051L3
NSN: 5310-00-773-8635
NIIN: 7738635

Potential Alternates: Z00.N5431379225, 10121670, R1000L3, 12610-02

Replaces Cancelled NSN: 5310-00-558-3530, 5310-00-254-4899

New Surplus: These parts are classified as new and unused, meaning they have not been installed or placed into service. However, they come without traceability or original manufacturer certifications, which might be required for certain high-level regulatory uses. Our company provides its own Certificate of Conformance (CoC) as a statement of assurance that the parts are in good working condition and have been sourced from reliable channels. These are ideal when the focus is on cost-effectiveness without compromising on quality.

Sold Per Each: This item is sold individually, with the price listed for a single unit. Perfect for purchasing the exact quantity needed without the requirement to buy in bulk. For larger quantities, consider reviewing any available bulk pricing options.

Product Testing: Every product is inspected for accuracy, quality, and functionality before shipping to meet our high standards.

Alternate Part Numbers: Due to the nature of ever-evolving part numbering structure, multiple part numbers may meet the same specifications and performance standards. If only an alternate part number is available, we will contact you to confirm compatibility. We strongly recommend consulting the appropriate repair manuals to ensure accuracy before using an alternate part.

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