P/N: ms9490-38
Category: Fasteners & Hardware
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
| Condition | Stock |
|---|---|
| New Surplus | 10 Available |
The MS9490-38 is a.250-28 UNJF-3A hexagon-head machine bolt manufactured from AMS 5731 iron alloy 660 (A-286) per SAE AS9490 specifications. This high-temperature alloy bolt withstands elevated engine compartment conditions and thermal cycling in aircraft powerplant installations. Full shank design provides consistent engagement across structural, engine accessory, and bracket applications.
Installation requires a matching UNJF nut with proper grip length and torque per aircraft maintenance manual specifications. Apply lubricant as specified for secure fastening.
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.
The MS9490-38 is a. 250-28 UNJF-3A hexagon-head machine bolt manufactured from AMS 5731 iron alloy 660 (A-286) per SAE AS9490 specifications.
Aircraft hardware is manufactured to military and aviation specifications. The BOLT conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.
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 ms9490-38.
Yes, we sell hardware in various quantities from single units to bulk lots. The BOLT is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.