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Documentation
General information based on part classification, not a certification determination. Your operator's quality manual governs.
Life-Limited Part — Confirm Retirement Limits Before Purchase
ATA 72 components may be subject to mandatory retirement limits. Consult the aircraft maintenance manual to confirm life limits. An unbroken chain of 8130-3 tags and/or maintenance records from new is required for airworthy installation.
What to ask the seller for
- FAA Form 8130-3 from the PAH or an authorized release traceable to the PAH
- Manufacturer's CofC if a Form 8130-3 was not issued
Governing reference: FAA Order 8130.21J
PMA Alternatives
No PMA alternatives found for this part. This does not mean none exist — only that none are currently in our database.
Supplemental Type Certificates7 found
FAA-approved modifications that reference this part number
Installation of Single TDR-94D Transponder with Automatic Dependent Surveillance-Broadcast integrated with two (2) RTU-4200 or RTU-4210 Radio Tuning Units, and a Single GNSS position source
Aircraft: S-92A
Installation of Dual Collins RTU-4210 Radio Tuning Units.
Aircraft: CL-600-2B16 (CL-601-3A), CL-600-2B16 (CL-601-3R)
Modification of Collins TDR-94 or TDR-94D Mode S Transponder System installation with stand-alone Collins RTU-4210 or RTU-4220 Radio Tuning Unit(s) to a Flight ID capable Collins TDR-94 or TDR-94 Mode S Transponder System installation with standalone Collins RTU-4210 or RTU-4220 per Collins Installation Instruction listed on AML No. ST01119WI-D, latest revision.
Aircraft: Falcon 10, 750, Falcon 900EX, Mystere-Falcon 50 +7 more
Installation of dual Collins RTU-4210 Radio Tuning Units with AIU-4000 Audio Interface Units.
Aircraft: Mystere-Falcon 50
Installation of Rockwell Avionics Collins Dual RTU-4210 Radio Tuning Systems.
Aircraft: G-IV
Installation of rockwell collins dual RTU-4210 radio tuning units.
Aircraft: G-1159A
Modification of Collins VHF/22A/VHF-22B/VHF-422AVHF-422B VHF COMM Receiver Transmitter with RTU-4200/RTU-4220 radio tune unit Pro Line II system installation to a Collins VHF-22C/VHF-22D/VHF-422C/VHF-422D VHF COMM Receiver Transmitter with RTU-4200/RTU-4210/RTU-4220 Radio Tune Unit 8.33 kHz Pro Line II System.
Aircraft: 750, Falcon 900EX, G-1159A, G-IV
Airworthiness Directives
Synced 40 days ago (09/27/2026)No Active Airworthiness Directives
No FAA or EASA ADs are linked to this part number. Always verify against the aircraft's maintenance records before install.
Service Difficulty Reports
No Service Difficulty Reports
No failure reports found for this part number in the FAA SDR database.
Suspect-Parts Alerts (SUP/UPN)
No Suspect-Parts Alerts
This manufacturer is not named in any active FAA Suspect Unapproved Parts (SUP/UPN) notification.
NSN Cross-References1 NSN — DLA WebFLIS
National Stock Numbers assigned to this part number by the U.S. Defense Logistics Agency
| NSN | Standardized Name | FSC | DLA List Price (gov't catalog) | CAGE / Manufacturer |
|---|---|---|---|---|
| 2805-00-351-6480 | PLATE | 2805 | $0.19/EA | 0ATF2L & L BOILER MAINTENANCE INC |
DLA PUBLOG published list price — government procurement catalog, not a commercial market price. Prices may differ from current commercial availability.
Government Award Prices
U.S. government contract award prices from FPDS — unit prices for NSN purchases by DoD/DLA agencies
No government contract award price data found for this part number.
Identifiers
Manufacturer
L & L BOILER MAINTENANCE INC
Source
DLA WebFLIS
ATA Chapter
72
Type
OEM