CM656

View detailed technical data, stock status, and sourcing information for: CM656
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Federal Supply Group

Lighting Fixtures and Lamps

Federal Supply Classification

6240 Electric Lamps

National Stock Number

6240-01-064-8889

Item Name Code

00727

Assigment Date

09/05/1978 (47 years ago)

An item whose principal purpose is to produce light from a glowing filament(s). It includes metal backed and reflecting types, seal beam and flood types. It may include an integral filament shield to control and/or modify its illumination pattern.

not rated filament heavy duty service rating, 2500.0 average life rating in hours, c-2f filament designation, 0.620 spherical candlepower nominal single rating light output rating, 1.062 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: 1.062 inches maximum
Filament Designation: c-2f
Light Output Rating: 0.620 spherical candlepower nominal single rating
Average Life Rating In Hours: 2500.0
Filament Heavy Duty Service Rating: not rated
Emitted Light Characteristic: colorless
Light Center Length: 0.562 inches nominal
Voltage Rating: 28.000 volts nominal
Wattage Rating: 1.680 watts
Base Style: wedge
Bulb Style: t (tubular)
Bulb Designator: t-3 1/4
Bulb Light Transmission Characteristic: transparent
Current Rating For Which Designed: 0.060 amperes nominal
Rated Average Life: hours
Specification/Standard Data: 08108-656 manufacturers standard

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
481-0002	Incandescent Lamp
656/R	Incandescent Lamp
680-801019-014	Incandescent Lamp
749-9656	Incandescent Lamp
77-21033-6	Incandescent Lamp
CM656	Incandescent Lamp
LTX656	Incandescent Lamp
NAED6677-21033- 6	Incandescent Lamp
PL656	Incandescent Lamp

FAQs

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

What is the FSCG of the NSN 6240-01-064-8889?

The FSCG of the NSN 6240-01-064-8889 is 6240

Does the NSN 6240-01-064-8889 have a Schedule B code assigned?

Yes, the Schedule B code is 9405490000

Does NSN 6240-01-064-8889 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 6240-01-064-8889 contain precious materials?

Precious metal content is unknown

Does NSN 6240-01-064-8889 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 6240-01-064-8889 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, Sep 5, 1978