Product Description

This part is an incandescent miniature lamp used in aircraft lighting systems. It functions as a general-purpose indicator and illumination source in cabin, flight compartment, and lavatory lighting on various airframes. It operates from a 28 volt supply and installs in single-contact bayonet style sockets in compatible fixtures.

0 1. Overview

The 301 lamp is constructed as a G-5 globe miniature incandescent bulb with a single-contact bayonet base (BA15s). It uses a C-2F filament configuration and is rated for 28 volts with a design current of 0.17 amps. The glass envelope diameter is about 0.62 inches with an overall length of about 1.38 inches, allowing installation in compact assemblies.

This lamp is applied on multiple aircraft makes including Bombardier, Boeing, Cessna, and Rockwell across interior equipment and furnishings. Usage covers partitions and compartments in the passenger cabin, flight compartment lighting, and lavatory lights as defined under ATA chapters 25 and 33. Country of origin is the United States, and export details include an ECCN of 9A991.d and a Schedule B and Harmonized Tariff classification of 8539292500.

0 2. Key Features

  • Incandescent miniature lamp for aircraft interior lighting
  • Rated for 28 volt operation
  • Design current of 0.17 amps
  • G-5 globe lamp shape
  • Single-contact bayonet (BA15s) base
  • C-2F filament construction
  • Overall length about 1.38 inches
  • Approximate bulb diameter about 0.62 inches
  • Applied in passenger cabin partitions and compartments
  • Used in flight compartment and lavatory lighting on multiple aircraft makes
  • Country of origin United States
  • Export classification ECCN 9A991.d
  • Classified under HS/Schedule B code 8539292500
0 3. Specifications

Part number: 301
Lamp type: Incandescent miniature lamp
Voltage rating: 28 V
Design current: 0.17 A
Bulb shape: G-5
Base type: Single-contact bayonet (BA15s)
Filament type: C-2F
Overall length: 1.38 in (35.1 mm)
Bulb diameter: 0.62 in (15.8 mm)
Application codes: ATA Chapter 25 Equipment/Furnishings; ATA Chapter 33 Lights; ATA sections for passenger cabin partitions and compartments, flight compartment lighting, and lavatory lights
Aircraft makes: Bombardier; Boeing; Cessna; Rockwell
Country of origin: United States
ECCN: 9A991.d
Schedule B code: 8539292500
Harmonized Tariff Schedule code: 8539292500

FAQs

01. What is the operating voltage and current rating of the 301 lamp?

The 301 lamp is rated for 28 volts with a design current of 0.17 amps.

02. What base type does the 301 lamp use?

The 301 lamp uses a single-contact bayonet base designated BA15s.

03. What are the approximate dimensions of the 301 lamp?

The 301 lamp has an overall length of about 1.38 inches and a bulb diameter of about 0.62 inches.

04. Where is the 301 lamp used on aircraft?

The 301 lamp is used in aircraft interiors for passenger cabin partitions and compartments, flight compartment lighting, and lavatory lights.

05. What export classification applies to the 301 lamp?

The 301 lamp carries an ECCN of 9A991.d and is classified under code 8539292500 for tariff and Schedule B purposes.

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