NUTPLATE (P/N ms21059l4) - New Surplus

The MS21059L4 is a steel self-locking nutplate with two lugs and a 1/4-28 UNJF captive thread. Manufactured to NASM21059 low-height specifications, this floating nutplate mounts to aircraft sheet-metal structures via rivet attachment. Designed for blind-side fastening on access panels and inaccessible locations where a nut cannot be installed from behind.

The self-locking feature prevents fastener loosening from vibration during flight operations. Installation requires suitable rivets and torque per aircraft maintenance or structural repair manual specifications.

What is the NUTPLATE (P/N ms21059l4)?

The MS21059L4 is a steel self-locking nutplate with two lugs and a 1/4-28 UNJF captive thread. Manufactured to NASM21059 low-height specifications, this floating nutplate mounts to aircraft sheet-metal structures via rivet attachment.

Does the ms21059l4 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The NUTPLATE 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 ms21059l4 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 ms21059l4.

Can I order the ms21059l4 in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The NUTPLATE is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.