NSN 6240-00-152-2993, 6240001522993
LAMP,FLUORESCENT

Federal Supply Classification: FSC 6240 - Electric Lamps
National Item Identification Number: NIIN 001522993
Codification Country: United States
Item Name Code: INC 03891
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (Y) Information is in the Hazardous Materials Information Resource System (HMIRS).

Availability: Readily Available Qualified Suppliers: We have 2 qualified suppliers

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DLMS^® Summary

National Stock Number 6240-00-152-2993

National Stock Number (NSN) 6240-00-152-2993, or NIIN 001522993, (lamp,fluorescent) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 8 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over a year. There have been 8 contracts issued for this part number, with 46 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A623F324Z, SPE4A619F9127, SPE4A617D0233, SPM4A612D0257, SPM4A612D0257. The total value of the awarded contracts has been US$ 4,775,608.43.

This NSN is very common among different weapons systems, belonging to 46 different platforms.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Oct 23, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 03891. [AN ITEM WHICH PRODUCES LIGHT DUE TO AN IONIZED GAS ACTIVATING A FLUORESCENT COATING.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 6240001522993 does not contain precious metals.

This information was last updated on Aug 01, 2025.

Technical Characteristics

AVERAGE LIFE RATING IN HOURS: (AFSV) 7500.0
BASE STYLE: (CRPS) MEDIUM BIPIN (FLUORESCENT)
BULB DESIGNATOR: (CSJW) T-12
BULB STYLE: (CRSK) T (TUBULAR)
EMITTED LIGHT CHARACTERISTIC: (AGDV) DAYLIGHT
END ITEM IDENTIFICATION: (AGAV) TACTICAL AIR OPNS MODULE (AN/TYQ-(23); FIRE PUMPS; TICONDEROGA CLASS CG(47); ELEVATORS, CARGO/WEAPONS; AN/SRN-25(V) NAVIGATION RADIO SET; STURGEON CLASS SSN(637); LOS ANGELES CLASS SSN(688); FLEET SATELLITE COMM TERMINAL, AN/TSC-96A; VIRGINIA CLASS CGN(41); CONVEYERS, FLEET VERTICAL PACKAGE; SPRUANCE CLASS DD(963)
OVERALL LENGTH: (ABHP) 24.000 INCHES MAXIMUM
RATED AVERAGE LIFE: (CWBF) HOURS
SPECIFICATION/STANDARD DATA: (ZZZK) 08108-F20T12/D MANUFACTURERS STANDARD
STARTING CHARACTERISTIC: (ARQF) PREHEAT
WATTAGE RATING: (BDWW) 20.000 WATTS