LAMP (P/N 4928) - New Surplus

Part 4928 is a miniature incandescent lamp for aircraft instrument-panel illumination. This single-contact, midget-flanged-base bulb follows MS25237/MIL-L-6363 specifications and fits standard cockpit instrument lamp holders. The lamp provides backlighting for flight instruments, gauges, and panel displays during night operations.

Installation requires matching voltage and wattage to the aircraft maintenance manual specifications and the Illustrated Parts Catalog. Verify base type and electrical ratings before replacement to ensure proper fit and brightness.

What is the LAMP (P/N 4928)?

Part 4928 is a miniature incandescent lamp for aircraft instrument-panel illumination. This single-contact, midget-flanged-base bulb follows MS25237/MIL-L-6363 specifications and fits standard cockpit instrument lamp holders.

Is the 4928 a PMA or OEM part?

The LAMP 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 4928 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. We stock related hardware and can help identify companion parts.

Can the 4928 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 4928.