Product Details
The various McFarlane gaskets are made from a military spec cork rubber, MIL-C-6183. It is created from a mixture of cork granules and rubber resulting in a flexible, durable,
high-strength material ideal for superior sealing capabilities, excellent recovery properties, conformability on uneven flange surfaces, reduced vibration and minimum distortion.
FAA-PMA approved!
- Substantial cost savings!
- We have them in stock, ready for you!
- Eligible for Cessna and Piper Aircraft
- MIL-SPEC Fuel Proof
Catalog Information

To find the correct gasket for your aircraft, go to Carburetor Gaskets.
Eligible Aircraft
| Make | Model | Start S/N | End S/N | Qty/Aircraft | Location | Eligibility Chart |
|---|---|---|---|---|---|---|
| Piper | PA-28-180 | 28-671 | 28-7505260 | 1 | AIRBOX | 7515 |
| Piper | PA-28-181 | 2843001 | 2843999 | 1 | AIRBOX | 7515 |
| Piper | PA-28-181 | 28-7690001 | 28-8690062 | 1 | AIRBOX | 7515 |
| Piper | PA-28-181 | 2890001 | 2890205 | 1 | AIRBOX | 7515 |
| Piper | PA-28-181 | 2890206 | 2890231 | 1 | AIRBOX | 7515 |
| Piper | PA-28-235 | 28-10001 | 28-7710089 | 1 | AIRBOX | 7515 |
| Piper | PA-28-236 | 2811001 | 2811050 | 1 | AIRBOX | 7515 |
| Piper | PA-28-236 | 28-7911001 | 28-8611008 | 1 | AIRBOX | 7515 |
| Piper | PA-28R-180 | 28R-30002 | 28R-7130013 | 1 | AIRBOX | 7515 |
| Piper | PA-28R-200 | 28R-35001 | 28R-7635545 | 1 | AIRBOX | 7515 |
| Piper | PA-28R-201 | 2837001 | 2837061 | 1 | AIRBOX | 7515 |
| Piper | PA-28R-201 | 2844001 | 2844999 | 1 | AIRBOX | 7515 |
| Piper | PA-28R-201 | 28R-7737002 | 28R-7837317 | 1 | AIRBOX | 7515 |
| Piper | PA-28RT-201 | 28R-7918001 | 28R-8218026 | 1 | AIRBOX | 7515 |
Part Number Information
Supersedes Part Numbers
63684-004 (Piper) | 63684-04 (Piper)
Cross-reference information
Cross Reference Reference only: Please verify the product is eligible for your aircraft before adding to your cart. OEM Part Number McFarlane Part Number Comment 63684-004 MC63684-04 63684-04 MC63684-04
Additional product information
Approval: FAA PMA SupersedesPartNumber: 63684-004 (Manufacturer: Piper) SupersedesPartNumber: 63684-04 (Manufacturer: Piper)





