STUD (P/N fj4-50) - As Removed

The fj4-50 is a quarter-turn DZUS stud fastener for aircraft access panels. This steel fastener features a slotted flush head and installs into matching DZUS spring receptacles with a single quarter-turn motion until seated. Release requires reverse rotation.

Cataloged under NSN 5325-00-282-1906, the fj4-50 provides quick-access panel security without tools. Installation follows aircraft maintenance manual specifications and applicable fastening standards. Commonly used in general aviation and commercial aircraft for engine cowlings, inspection covers, and maintenance access panels where rapid panel removal is required.

What is the STUD (P/N fj4-50)?

The fj4-50 is a quarter-turn DZUS stud fastener for aircraft access panels. This steel fastener features a slotted flush head and installs into matching DZUS spring receptacles with a single quarter-turn motion until seated.

Does the fj4-50 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The STUD 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 fj4-50 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 fj4-50.

Can I order the fj4-50 in custom quantities?

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