NUT,SELF-LOCKING,HEXAGON (P/N ms21046c4) - New Surplus
P/N: ms21046c4
Category: Fasteners & Hardware
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 | 24 Available |
Product Description
The MS21046C4 is a self-locking hexagon nut with 1/4-28 UNF threads, designed for aircraft fastening applications. This all-metal prevailing-torque lock nut uses corrosion-resistant steel to maintain clamp load under vibration without loosening. Installed on 1/4-28 bolts or studs, it secures brackets, accessories, and components in high-vibration engine and airframe areas.
The part supersedes earlier MS21046 specifications and meets NAS standards. Installation requires torque values specified in the aircraft maintenance manual; replace per maintenance intervals when prevailing torque diminishes.
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,SELF-LOCKING,HEXAGON (P/N ms21046c4)?
The MS21046C4 is a self-locking hexagon nut with 1/4-28 UNF threads, designed for aircraft fastening applications. This all-metal prevailing-torque lock nut uses corrosion-resistant steel to maintain clamp load under vibration without loosening.
Does the ms21046c4 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The NUT,SELF-LOCKING,HEXAGON conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.
What material is the ms21046c4 manufactured from?
Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the ms21046c4.
Can I order the ms21046c4 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The NUT,SELF-LOCKING,HEXAGON is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.