PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CM337Lamp,incandescent

Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron · NSN 6240-00-660-8467 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-660-8467 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-660-8467. Primary manufacturer part number: CM337.
Features
  • Lamp,incandescent — FSC 6240
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Current Rating for Which Designed: 0.200 AMPERES NOMINAL
  • Light Output Rating: 0.600 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
  • Base Style: MIDGET GROOVED
  • Voltage Rating: 6.000 VOLTS NOMINAL
  • Wattage Rating: 1.200 WATTS
  • Light Center Length: 0.380 INCHES NOMINAL IN
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-660-8467, 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 50 commercial cross-references from 44 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-00-660-8467
Primary Part NumberCM337
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerChicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
StatusCANCELLED
Bulb Light Transmission CharacteristicTRANSPARENT
Current Rating for Which Designed0.200 AMPERES NOMINAL
Light Output Rating0.600 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
Base StyleMIDGET GROOVED
Voltage Rating6.000 VOLTS NOMINAL
Wattage Rating1.200 WATTS
Light Center Length0.380 INCHES NOMINAL IN
Bulb DesignatorT-1 3/4
Rated Average LifeHOURS
Filament DesignationC-2R
Emitted Light CharacteristicCOLORLESS
Filament Heavy Duty Service RatingNOT RATED
Bulb StyleT (TUBULAR)
Average Life Rating in Hours100.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5935-00-014-6487BJ20 INTERCHANGEABLE
Connector,receptacle,electrical
Trompeter Electronics, Inc.
6695-00-070-3662M9070-26 INTERCHANGEABLE
Meter Movement
American Instrument Corp
5905-00-106-9344 INTERCHANGEABLE
Resistor,fixed,composition
5306-00-169-8389 INTERCHANGEABLE
Bolt
5310-00-337-6977 INTERCHANGEABLE
Washer,flat
3120-00-343-654214227P INTERCHANGEABLE
Bushing,sleeve
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5962-00-428-6377 INTERCHANGEABLE
Microcircuit,digital
5950-00-647-8579 INTERCHANGEABLE
Transformer,radio Frequency
5965-00-669-6871 INTERCHANGEABLE
Headset-Microphone
6240-00-770-2618 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
981608-8 Raytheon Company (USA)
LTX337 Lamptronix Co Ltd (USA)
399820-009 Elbitamerica, Inc. (USA)
337 Satair A/s (DNK)
981608-8 Raytheon Company Div Corp (USA)
CM337 PRIMARY Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA)
OL-337 Oshino Lamps Ltd. (JPN)
716699-022 Raytheon Company Dba Raytheon (USA)
337 Cooper Industries Inc Champion Aviation Products (USA)
G 2608 Wilbrecht Electronics Inc. (USA)
L808F-1 Northrop Grumman Systems Corporation (USA)
337 Industrial Electronic Engineers, Inc. (USA)
10652627 Us Army Aviation and Missile Command (USA)
761825-001 Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services (USA)
422 Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
337 AS25 Industrial Electronic Engineers, Inc. (USA)
70C8C1-001 Ail Systems Inc Sub of Eaton Corp (USA)
337 Jkl Components, Corporation (USA)
175-337 Inter-Market Inc (USA)
8890654-12 Rca Corp Consumer Electronics (USA)
Related Parts
5935-00-014-6487INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
BJ20
6695-00-070-3662INTERCHANGEABLE
METER MOVEMENT
M9070-26
5905-00-106-9344INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5306-00-169-8389INTERCHANGEABLE
BOLT
5310-00-337-6977INTERCHANGEABLE
WASHER,FLAT
3120-00-343-6542INTERCHANGEABLE
BUSHING,SLEEVE
14227P
5962-00-428-6377INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5950-00-647-8579INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5965-00-669-6871INTERCHANGEABLE
HEADSET-MICROPHONE
6240-00-770-2618INTERCHANGEABLE
LAMP,INCANDESCENT
5136-00-821-1026INTERCHANGEABLE
TAP,THREAD CUTTING
5330-01-109-7371INTERCHANGEABLE
PACKING,PREFORMED
101-27

Frequently Asked Questions

What is NSN 6240-00-660-8467?

NSN 6240-00-660-8467 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 6240-00-660-8467?

NSN 6240-00-660-8467 has 50 cross-referenced part numbers: 981608-8 (Raytheon Company), LTX337 (Lamptronix Co Ltd), 399820-009 (Elbitamerica, Inc.), 337 (Satair A/s), 981608-8 (Raytheon Company Div Corp) and 45 more.

What NSN replaces 6240-00-660-8467?

There are 12 known substitutes for 6240-00-660-8467: 5935-00-014-6487, 6695-00-070-3662, 5905-00-106-9344 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CM337?

Key specifications for CM337: Bulb Light Transmission Characteristic: TRANSPARENT; Current Rating for Which Designed: 0.200 AMPERES NOMINAL; Light Output Rating: 0.600 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING; Base Style: MIDGET GROOVED. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-660-8467 still in active supply?

NSN 6240-00-660-8467 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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