25A19BL

View detailed technical data, stock status, and sourcing information for: 25A19BL
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Federal Supply Group

Lighting Fixtures and Lamps

Federal Supply Classification

6240 Electric Lamps

National Stock Number

6240-00-577-3425

Item Name Code

00727

Assigment Date

01/01/1963 (63 years ago)

blue emitted light characteristic, 3.875 inches maximum overall length, 2500.0 average life rating in hours, not rated filament heavy duty service rating, c-9 filament designation

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Length: 3.875 inches maximum
Filament Designation: c-9
Average Life Rating In Hours: 2500.0
Filament Heavy Duty Service Rating: not rated
Emitted Light Characteristic: blue
Voltage Rating: 120.000 volts nominal
Wattage Rating: 25.000 watts
Base Style: medium screw
Bulb Style: a (arbitrary designation)
Bulb Designator: a-19
Bulb Light Transmission Characteristic: translucent
Current Rating For Which Designed: 0.208 amperes nominal
Rated Average Life: hours

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6240-00-143-7482	No Name Available	03/01/1980
6240-00-519-1293	No Name Available	05/16/1967
6240-00-519-1294	No Name Available	05/06/1967
6240-00-519-1295	No Name Available	06/20/1967
6240-01-390-2589	No Name Available	03/01/2002

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
25A/B	Incandescent Lamp
25A19BL	Incandescent Lamp
25AB115-125V	Incandescent Lamp

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6240-00-577-3425?

The FSCG of the NSN 6240-00-577-3425 is 6240

Does the NSN 6240-00-577-3425 have a Schedule B code assigned?

Yes, the Schedule B code is 9405490000

Does NSN 6240-00-577-3425 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 6240-00-577-3425 contain precious materials?

Precious metal content is unknown

Does NSN 6240-00-577-3425 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 6240-00-577-3425 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963