A fuel-resistant proprietary elastomer gasket designed to seal the main fuel nacelle access panel on Beechcraft King Air and Super King Air series aircraft.
| Pack Size | Price / Unit | Stock | Shelf Life | Batch No | Color |
|---|---|---|---|---|---|
| Base Unit | *** | Limited Stock — 100 Available | 30 Sep 2026 | — | — |
The Textron Aviation 50-921582-1 Gasket is a specialized, fuel-resistant airframe sealing component designed for the nacelle fuel tank interfaces.
It provides a critical fluid and vapor barrier that maintains pressure integrity at the nacelle tank connection point.
This prevents fuel migration, leakage, or environmental contamination during flight operations.
Engineered as an expendable airframe part, it must be installed on thoroughly cleaned mating surfaces and torqued to specific aircraft maintenance manual requirements.
| Material | Fuel-resistant elastomeric/fluorosilicone compound |
| Finish / Coating | Natural elastomer finish (standard black or blue fuel-grade compounding) |
| Dimensions | 3.95 in | Thickness: 0.10 in | Packaged Size: 6.1 x 5.05 x 0.25 in |
| Weight | 0.01 lbs (Unit of Measure: EA) |
| Operating Temperature Range | Standard aerospace fuel-system thresholds (-65°F to 400°F / -54°C to 204°C) |
| Standard / Grade | Proprietary OEM airframe specification (Max shelf life: 180 months) |
| US Military | Eligible for standard military logistics procurement via NATO/Defense supply chains (cross-referenced against FAA Advisory Circular AC20-62E CHG 1) |
| FAA | FAA-PMA certified or factory-conforming part when verified against the platform's Illustrated Parts Catalog (IPC) |
| AS9100 | Manufactured in AS9100 quality-certified Textron Aviation facilities |