LAMP 28V (P/N 311r) - New Surplus
P/N: 311r
Category: Lighting
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 | 7 Available |
Product Description
The 311r is a 28-volt miniature incandescent lamp with an S11 envelope and BA15s bayonet base. This aircraft lighting component illuminates instrument panels and avionics displays in 28-VDC electrical systems. The lamp installs directly into BA15s sockets found throughout the flight deck and cabin areas.
MS25235 S-11 specification ensures compatibility with standard aviation lighting applications. Replace according to your aircraft maintenance manual and verify the lamp number against the Illustrated Parts Catalog before installation.
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 LAMP 28V (P/N 311r)?
The 311r is a 28-volt miniature incandescent lamp with an S11 envelope and BA15s bayonet base. This aircraft lighting component illuminates instrument panels and avionics displays in 28-VDC electrical systems.
Is the 311r a PMA or OEM part?
The LAMP 28V 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 311r 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 LAMP 28V. We stock related hardware and can help identify companion parts.
Can the 311r 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 311r.
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