Product Description

Lamp 4505 is a PAR 36 sealed-beam incandescent aircraft lamp used for 28-volt navigation and related aviation lighting applications where a focused beam and reliable performance are required.

0 1. Overview

This 4505 lamp uses incandescent product technology with a C-6 filament and a clear beam pattern. The electrical rating is 28 volts with a power consumption of 50 watts, and the primary application is identified as aircraft use. The construction features a sealed-beam PAR design with a screw terminal base, a maximum overall length of 2.7500 inches, and a bulb diameter of 4.500 inches. Beam spread is specified as 11 degrees horizontal at the 10 percent level and 5 degrees vertical at the 10 percent level, with a maximum beam candlepower of 45,000. The lamp has a rated life of 400 hours. Classification data include MIL-SPEC designation MS25243-4505, export control classification EAR99, and Schedule B code 9405.40.0000. The lamp is supplied as a single unit with a pack quantity of one and is identified with product code 24640 and ANSI code 4505.

0 2. Key Features

  • Sealed-beam PAR design with incandescent product technology
  • Rated at 28 volts and 50 watts for aircraft applications
  • Equipped with a C-6 filament and clear beam pattern
  • Provides a maximum beam candlepower of 45,000
  • Horizontal beam spread of 11 degrees and vertical beam spread of 5 degrees at the 10 percent level
  • Screw terminal base for electrical connection
  • Rated service life of 400 hours
  • Packaged with a pack quantity of one lamp
0 3. Specifications

Part number: 4505
Alternate part numbers: GE-4505, GE4505, 24640
ANSI code: 4505
MIL-SPEC: MS25243-4505
Lamp type: Sealed beam PAR
Bulb designation: PAR36
Product technology: Incandescent
Filament type: C-6
Voltage rating: 28 V
Wattage: 50 W
Beam spread, horizontal: 11° at 10%
Beam spread, vertical: 5° at 10%
Maximum beam candlepower: 45,000
Maximum overall length (MOL): 2.7500 in (69.8 mm)
Bulb diameter: 4.500 in (114.3 mm)
Base type: Screw terminals
Rated life: 400 hr
Color: Clear
Color family: Clear
Primary application: Aircraft
ECCN: EAR99
Schedule B code: 9405.40.0000
Pack quantity: 1
Country of origin: United States

FAQs

01. What are the electrical ratings of lamp 4505?

Lamp 4505 is rated at 28 volts and 50 watts.

02. What is the form factor and base type of lamp 4505?

Lamp 4505 is a sealed-beam PAR36 lamp with screw terminal connections.

03. What beam performance does lamp 4505 provide?

Lamp 4505 has a horizontal beam spread of 11 degrees and a vertical beam spread of 5 degrees at the 10 percent level with a maximum beam candlepower of 45,000.

04. How long is lamp 4505 rated to operate?

Lamp 4505 has a rated life of 400 hours.

05. Which military specification identifies lamp 4505?

Lamp 4505 is identified by military specification MS25243-4505.

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