2158D

View detailed technical data, stock status, and sourcing information for: 2158D
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Federal Supply Group

Lighting Fixtures and Lamps

Federal Supply Classification

6240 Electric Lamps

National Stock Number

6240-00-905-6050

Item Name Code

00727

Assigment Date

01/01/1960 (66 years ago)

c-6 filament designation, 0.002 beam candlepower minimum and 0.017 beam candlepower maximum single rating light output rating, not rated filament heavy duty service rating, 10000.0 average life rating in hours, 0.520 inches maximum overall length

Product Characteristics

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

Overall Length: 0.520 inches maximum
Filament Designation: c-6
Light Output Rating: 0.002 beam candlepower minimum and 0.017 beam candlepower maximum single rating
Average Life Rating In Hours: 10000.0
Filament Heavy Duty Service Rating: not rated
Emitted Light Characteristic: white
Voltage Rating: 3.000 volts nominal
Features Provided: filament shielding and heat resistant glass
Base Style: wire leads, down
Bulb Style: t (tubular)
Bulb Designator: t-1 3/4
Bulb Light Transmission Characteristic: transparent
Current Rating For Which Designed: 0.013 amperes minimum and 0.017 amperes maximum
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Below is a list of NSNs that have been officially superseded by this NSN: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
6240-00-193-1702	No Name Available	07/20/1973

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
2158-D	Incandescent Lamp
2158D	Incandescent Lamp
2887870-1	Incandescent Lamp
7503600-938	Incandescent Lamp
CM2158	Incandescent Lamp
L.1297	Incandescent Lamp

FAQs

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

What is the FSCG of the NSN 6240-00-905-6050?

The FSCG of the NSN 6240-00-905-6050 is 6240

Does the NSN 6240-00-905-6050 have a Schedule B code assigned?

Yes, the Schedule B code is 9405490000

Does NSN 6240-00-905-6050 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 6240-00-905-6050 contain precious materials?

Item does not contain precious metal.

Does NSN 6240-00-905-6050 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 6240-00-905-6050 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960