FAA-PMA approved replacements for airborne assemblies

  • High Quality
  • Superior filtration with 0.3 micron media
  • Non-restrictive Air Flow
  • Inline & Central filters
  • Avoid expensive instrument replacement
  • Meets Industry standards
Recommended Replacement Times:

Vacuum Instrument Central Gyro Filters:
Replace at least every 500 flight hours or annually, whichever comes first, to protect gyros.

Vacuum Relief and Pump Inlet Foam Garter Filters:
Replace at least every 100 flight hours to protect the relief valve seat and vacuum pump.

Pressure / Vacuum System Inlet Filters:
Replace at least every 500 flight hours or annually, whichever comes first.

Inline Filters for Pressure Systems:
Replace at least every 500 flight hours or at pump change to provide a supply of filtered air to the system components

RA1J7-1 Vacuum Instrument Central Gyro Air Filter: 0.3 Micron pleated paper element with two 3/8” installtion tubes.
RAB3-5-1 Vacuum Relief & Pump Inlet Foam Garter Filter: Foam Polyurethane Garter filter. Fits all Airborne Series 133 & 2H3 Regulating Valves.
RAD9-14-5 Replacement element used in Airborne 1J2 Series Inlet Filter (Except 1J2-2).
RAD9-14-3 Replacement element used in Airborne 1J2-2 Inlet Filter.
RAD9-18-1 Replacement element used in RAPCO 1J7-1 Vacuum Instrument Central Gyro Air Filter Assembly.
RA1J4-4 Line Mounted Filter -- 1/2” x 1/2” beaded tube. Overall length 5 3/4” long.
RA1J4-6 Line Mounted Filter -- 5/8” x 5/8” beaded tube. Overall length 6 3/4” long.
RA1J4-7 Line Mounted Filter -- 5/8” x 5/8” beaded tube. Overall length 5 1/2” long.
RA1J10-1 Line Mounted Filter -- 3/8” x 3/8” non-beaded tube. Overall length 5 3/4” long.



Interchangeability Chart
RAPCO P/N Airborne P/N Cessna P/N
RA1J4-4 1J4-4
RA1J4-6 1J4-6
RA1J4-7 1J4-7
RA1J7-1 1J7-1
RA1J10-1* 1J10-1 C294502-0101
RAB3-5-1 B3-5-1
RAD9-14-3 D9-14-3
RAD9-14-5 D9-14-5 C294501-0103
RAD9-18-1 D9-18-1 C294502-0201