PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28PSBLamp,incandescent

Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron · NSN 6240-00-937-6083 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-937-6083 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-937-6083. Primary manufacturer part number: 28PSB.
Features
  • Lamp,incandescent — FSC 6240
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Filament Heavy Duty Service Rating: NOT RATED
  • Voltage Rating: 1.100 VOLTS NOMINAL
  • Bulb Style: T (TUBULAR)
  • Specification/standard Data: 08108-28PSB MANUFACTURERS STANDARD
  • Current Rating for Which Designed: 0.040 AMPERES NOMINAL
  • Bulb Designator: T-2
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-937-6083, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 35 commercial cross-references from 30 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-00-937-6083
Primary Part Number28PSB
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerChicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
StatusCANCELLED
Bulb Light Transmission CharacteristicTRANSPARENT
Filament Heavy Duty Service RatingNOT RATED
Voltage Rating1.100 VOLTS NOMINAL
Bulb StyleT (TUBULAR)
Specification/standard Data08108-28PSB MANUFACTURERS STANDARD
Current Rating for Which Designed0.040 AMPERES NOMINAL
Bulb DesignatorT-2
Rated Average LifeHOURS
Emitted Light CharacteristicCOLORLESS
Light Output Rating1600.000 FOOTCANDLES NOMINAL SINGLE RATING
Filament DesignationC-2F
Base StyleTELEPHONE SLIDE NUMBER FIVE
Wattage Rating1.120 WATTS
Average Life Rating in Hours5000.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
6240-00-077-2526 INTERCHANGEABLE
Lamp,incandescent
2520-00-300-0859281027 INTERCHANGEABLE
Transmission,mechanical,vehicula
Dana Off Highway Products, Llc
5910-00-950-3924 INTERCHANGEABLE
Capacitor,variable,plastic Diele
5950-01-269-3285B445-5 INTERCHANGEABLE
Coil,radio Frequency
Communication Coil, Inc. Div -
6240-01-279-36142581-208 INTERCHANGEABLE
Lamp,incandescent
Reliance Comm/tec Corp Lorain Products Div
6240-01-341-9070 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
EL-S-2-01632-003 Industrial Nucleonics Corp (USA)
28-1027 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
28PSB Communication Systems Div North American Philips Corp (USA)
28PSB General Dynamics Mission Systems, Inc. (USA)
28ES Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
2581-208 Zf Industrieantriebe Witten Gmbh (DEU)
8369002 General Motors Corp Electro-Motive Div (USA)
OL-28PSB Oshino Lamps Ltd. (JPN)
1802963-4 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
28PSB PRIMARY Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA)
105681-004 Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA)
28PSB Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
28E5 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
B4455 Rowan-Bmi Corp (USA)
28PSB Shelly Associates Inc. (USA)
32972-0 Gte Products Corp Lighting Products Group (USA)
28PSB Peterson Builders Inc (USA)
28PSB Gte Products Corp Miniature Lighting Products Group (USA)
80-0110-55 Illinois Tool Works Inc (USA)
105681-004 Bae Systems Information and Electronic Systems Integration I (USA)
Related Parts
6240-00-077-2526INTERCHANGEABLE
LAMP,INCANDESCENT
2520-00-300-0859INTERCHANGEABLE
TRANSMISSION,MECHANICAL,VEHICULA
281027
5910-00-950-3924INTERCHANGEABLE
CAPACITOR,VARIABLE,PLASTIC DIELE
5950-01-269-3285INTERCHANGEABLE
COIL,RADIO FREQUENCY
B445-5
6240-01-279-3614INTERCHANGEABLE
LAMP,INCANDESCENT
2581-208
6240-01-341-9070INTERCHANGEABLE
LAMP,INCANDESCENT

Frequently Asked Questions

What is NSN 6240-00-937-6083?

NSN 6240-00-937-6083 is a Lamp,incandescent, manufactured by Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-937-6083?

NSN 6240-00-937-6083 has 35 cross-referenced part numbers: EL-S-2-01632-003 (Industrial Nucleonics Corp), 28-1027 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 28PSB (Communication Systems Div North American Philips Corp), 28PSB (General Dynamics Mission Systems, Inc.), 28ES (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company) and 30 more.

What NSN replaces 6240-00-937-6083?

There are 6 known substitutes for 6240-00-937-6083: 6240-00-077-2526, 2520-00-300-0859, 5910-00-950-3924 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28PSB?

Key specifications for 28PSB: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Heavy Duty Service Rating: NOT RATED; Voltage Rating: 1.100 VOLTS NOMINAL; Bulb Style: T (TUBULAR). 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-937-6083 still in active supply?

NSN 6240-00-937-6083 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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