SEAT LOCK-VLV SPRING (P/N 21361) - New Surplus
P/N: 21361
Category: Interior & Seating
This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).
Available Inventory
| Condition | Stock |
|---|---|
| New Surplus | 4 Available |
Product Description
The 21361 is a valve spring seat lock (keeper) for Continental aircraft engine cylinder valvetrains. This steel component secures the valve retainer to the valve stem while maintaining proper spring load and stack height. Used in Continental C-75, C-85, C-90, O-200, and O-300 engine cylinder assemblies.
Installation follows OEM procedures outlined in the engine maintenance manual and Illustrated Parts Catalog, ensuring correct positioning within the valve spring stack configuration. Proper seating of the lock maintains valve train integrity and engine performance.
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 SEAT LOCK-VLV SPRING (P/N 21361)?
The 21361 is a valve spring seat lock (keeper) for Continental aircraft engine cylinder valvetrains. This steel component secures the valve retainer to the valve stem while maintaining proper spring load and stack height.
Is the 21361 a PMA or OEM part?
The SEAT LOCK-VLV SPRING may be available as an OEM (Original Equipment Manufacturer) or PMA (Parts Manufacturer Approval) part depending on condition and source. Both carry FAA certification for airworthiness. Currently available in: New Surplus. Contact us for sourcing details.
Does the 21361 include installation hardware?
Installation hardware requirements vary by application. Check your aircraft's Structural Repair Manual (SRM) or Illustrated Parts Catalog (IPC) for the complete installation kit requirements for the SEAT LOCK-VLV SPRING. We stock related hardware and can help identify companion parts.
Can the 21361 be shipped internationally?
Yes, we ship airframe components worldwide. International orders typically arrive within 3-14 business days depending on destination. Export documentation and customs forms are included. Contact us for international shipping quotes on the 21361.
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