PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SB450W/BT37Lamp,mercury Vapor

C.e.w. Lighting, Inc. · NSN 6240-00-185-0415 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-185-0415 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-185-0415. Primary manufacturer part number: SB450W/BT37.
Features
  • Lamp,mercury Vapor — FSC 6240
  • Light Output Rating: 6970.000 LUMENS NOMINAL SINGLE RATING
  • Rated Average Life: HOURS
  • Voltage Rating: 120.000 VOLTS NOMINAL
  • Light Center Length: 7.000 INCHES NOMINAL IN
  • Emitted Light Characteristic: WHITE
  • Average Life Rating in Hours: 16000.0
  • Base Style: MOGUL SCREW
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,mercury Vapor, cataloged under National Stock Number 6240-00-185-0415, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is C.e.w. Lighting, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-00-185-0415
Primary Part NumberSB450W/BT37
Item NameLamp,mercury Vapor
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerC.e.w. Lighting, Inc.
StatusACTIVE
Light Output Rating6970.000 LUMENS NOMINAL SINGLE RATING
Rated Average LifeHOURS
Voltage Rating120.000 VOLTS NOMINAL
Light Center Length7.000 INCHES NOMINAL IN
Emitted Light CharacteristicWHITE
Average Life Rating in Hours16000.0
Base StyleMOGUL SCREW
Bulb Light Transmission CharacteristicTRANSLUCENT
Wattage Rating450.000 WATTS
Bulb StyleBT (BULGED TUBULAR)
Bulb DesignatorBT-37
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1630-01-034-573837105 INTERCHANGEABLE
Lever
Parker-Hannifin Corporation Dba Control Systems Division
5340-01-075-117737105 INTERCHANGEABLE
Strap,retaining
Jergens Inc Div Tooling Components Division
5120-01-617-6221 INTERCHANGEABLE
Socket,socket Wrench
2840-01-633-022137105 INTERCHANGEABLE
Case Part,gas Turbine Engine
Unison Industries, Llc Dba Unison Industries Inc
Cross-Reference Index
Part NumberManufacturer
P450BT37SBW120 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
S450BT37C120V Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
SB450W/BT37 PRIMARY C.e.w. Lighting, Inc. (USA)
37105 PRIMARY Westron Corporation Dba Westron Lighting (USA)
Related Parts
1630-01-034-5738INTERCHANGEABLE
LEVER
37105
5340-01-075-1177INTERCHANGEABLE
STRAP,RETAINING
37105
5120-01-617-6221INTERCHANGEABLE
SOCKET,SOCKET WRENCH
2840-01-633-0221INTERCHANGEABLE
CASE PART,GAS TURBINE ENGINE
37105

Frequently Asked Questions

What is NSN 6240-00-185-0415?

NSN 6240-00-185-0415 is a Lamp,mercury Vapor, manufactured by C.e.w. Lighting, Inc., classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-00-185-0415?

NSN 6240-00-185-0415 has 4 cross-referenced part numbers: P450BT37SBW120 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), S450BT37C120V (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), SB450W/BT37 (C.e.w. Lighting, Inc.), 37105 (Westron Corporation Dba Westron Lighting).

What NSN replaces 6240-00-185-0415?

There are 4 known substitutes for 6240-00-185-0415: 1630-01-034-5738, 5340-01-075-1177, 5120-01-617-6221 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SB450W/BT37?

Key specifications for SB450W/BT37: Light Output Rating: 6970.000 LUMENS NOMINAL SINGLE RATING; Rated Average Life: HOURS; Voltage Rating: 120.000 VOLTS NOMINAL; Light Center Length: 7.000 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

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