21SN04-104B - Rolls-Royce Pressure Switch for Rolls-Royce

21SN04-104B is a FAA-PMA rolls-royce pressure switch manufactured by Eaton Aerospace for the Rolls-Royce. This instruments & gauges part supports cockpit instrumentation and flight parameter monitoring and is available with full traceability documentation including FAA 8130-3 airworthiness certification.

Part Number
21SN04-104B
Manufacturer
Eaton Aerospace
Aircraft Model
Rolls-Royce
Category
Instruments & Gauges
Condition
New
Certification
FAA-PMA
Price
Contact us for pricing
Availability
In Stock
Warranty
As per manufacturer
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About the 21SN04-104B for Rolls-Royce

The Rolls-Royce Pressure Switch (Part Number: 21SN04-104B) is a instruments & gauges used on the Rolls-Royce. Manufactured by Eaton Aerospace, this component supports cockpit instrumentation and flight parameter monitoring and may be required during maintenance, repair, or scheduled overhaul cycles depending on service intervals and configuration.

Availability may vary across global suppliers and can typically be sourced in one or more of the following conditions:

  • New
  • Overhauled
  • Serviceable / As-Removed

Certification documentation such as FAA 8130-3 or EASA Form 1 may be available depending on supplier and condition.

Frequently Asked Questions about 21SN04-104B

Is 21SN04-104B compatible with all Rolls-Royce configurations?
Compatibility depends on aircraft serial number, modification status, and configuration. Verification against maintenance documentation is recommended prior to procurement.
Is 21SN04-104B available new or overhauled?
Depending on availability, this component may be sourced new, overhauled, or serviceable with appropriate documentation.
Do you provide certification paperwork for 21SN04-104B?
Certification documentation such as FAA 8130-3 or EASA Form 1 may be available based on supplier inventory and condition.
How long does sourcing 21SN04-104B take?
RFQ responses are typically returned within 12–24 hours depending on global supplier availability.
Do you ship 21SN04-104B internationally?
Yes. Global shipping and export coordination may be supported depending on supplier location and compliance requirements.