STUD,TURNLOCK FASTENER (P/N 4002-9) - New Surplus
P/N: 4002-9
Category: Studs, Inserts & Fastener Hardware
Flat-rate shipping. Choose Ground or a faster service at checkout.
Flat-rate shipping covers most parts. If your order turns out to need freight or special handling, we'll contact you with the updated shipping cost before it ships. You can pay the difference or cancel for a full refund. International buyers pay any duties and import taxes.
Available Inventory
| Condition | Price | Stock |
|---|---|---|
| New Surplus | $3.00 | 90 Available |
Product Description
The 4002-9 is a quarter-turn turnlock fastener stud with slotted drive for aircraft panel retention. This steel stud assembly features a 3/8-inch diameter and flat countersunk head, designed to mate with corresponding receptacles for quick-release access panel fastening. Commonly used to secure removable engine cowls, inspection covers, and maintenance access doors on general aviation aircraft.
Installation requires verifying grip length against panel stack-up and following the aircraft maintenance manual specifications for proper engagement and torque.
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 STUD,TURNLOCK FASTENER (P/N 4002-9)?
The 4002-9 is a quarter-turn turnlock fastener stud with slotted drive for aircraft panel retention. This steel stud assembly features a 3/8-inch diameter and flat countersunk head, designed to mate with corresponding receptacles for quick-release access panel fastening.
Does the 4002-9 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The STUD,TURNLOCK FASTENER 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 4002-9 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 4002-9.
Can I order the 4002-9 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The STUD,TURNLOCK FASTENER is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.
Related Studs, Inserts & Fastener Hardware
- STUD – P/N 5S10-8
- RETAINER BLOCK – P/N 25-8fn1107-5a
- RETAINER – P/N 65007
- STUD – P/N 365a13-3017-23
- ROD END – P/N 73722-02
- COLLAR,PIN-RIVET,THREADED – P/N 30-015-8
- STUD,TURNLOCK FASTENER – P/N 50-007w6
- TIE DOWN ASSY – P/N tmy20-07-106
- STUD – P/N nsa55134-002
- GROMMET – P/N d530-6
- INSERT – P/N 512054
- KEY-WOODRUFF SPECIAL – P/N 633955