PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H33GL-400/CLamp,mercury Vapor

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 6240-00-617-1035 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-617-1035 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-617-1035. Primary manufacturer part number: H33GL-400/C.
Features
  • Lamp,mercury Vapor — FSC 6240
  • Emitted Light Characteristic: WHITE
  • Bulb Style: BT (BULGED TUBULAR)
  • Rated Average Life: NOT RATED
  • Bulb Designator: BT-37
  • Light Intensity Distribution Feature: PHOSPHOR COATED BAND
  • Base Style: MOGUL SCREW
  • Light Output Rating: 19500.000 LUMENS NOMINAL SINGLE RATING
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,mercury Vapor, cataloged under National Stock Number 6240-00-617-1035, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 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
NSN6240-00-617-1035
Primary Part NumberH33GL-400/C
Item NameLamp,mercury Vapor
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusCANCELLED
Emitted Light CharacteristicWHITE
Bulb StyleBT (BULGED TUBULAR)
Rated Average LifeNOT RATED
Bulb DesignatorBT-37
Light Intensity Distribution FeaturePHOSPHOR COATED BAND
Base StyleMOGUL SCREW
Light Output Rating19500.000 LUMENS NOMINAL SINGLE RATING
Wattage Rating400.000 WATTS
Average Life Rating in Hours24000.0
Bulb Light Transmission CharacteristicTRANSPARENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3455-00-021-2413 INTERCHANGEABLE
File,rotary
6240-00-184-5823H100PFL44-4 INTERCHANGEABLE
Lamp,mercury Vapor
General Electric Company Dba Ge
4920-00-433-5473JH1 INTERCHANGEABLE
Stand
Hydraulics International, Inc. Dba Hydraulics International Inc
6240-00-519-0727H33CD-400 INTERCHANGEABLE
Lamp,mercury Vapor
Osram Sylvania Inc
6240-00-617-1705H36-15GWC INTERCHANGEABLE
Lamp,mercury Vapor
American National Standards Institute Incorporated Dba American National Standards Institute
6240-00-875-8075H43AYDX INTERCHANGEABLE
Lamp,mercury Vapor
American National Standards Institute Incorporated Dba American National Standards Institute
6240-00-885-6781H38-4JA/DXE INTERCHANGEABLE
Lamp,mercury Vapor
American National Standards Institute Incorporated Dba American National Standards Institute
6240-00-885-6821 INTERCHANGEABLE
Lamp,mercury Vapor
6240-00-887-8103H38MP-100/DX INTERCHANGEABLE
Lamp,mercury Vapor
American National Standards Institute Incorporated Dba American National Standards Institute
6240-00-889-1764H34-12GVC INTERCHANGEABLE
Lamp,mercury Vapor
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
X7-25360 Duplex Div Warner and Swasey Co (USA)
H33-1GLC American National Standards Institute Incorporated Dba American National Standards Institute (USA)
H33GL-400/C PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
JH1 General Dynamics Mission Systems, Inc. (USA)
H400C33-1BT General Electric Company Dba Ge (USA)
H400C33-1 General Electric Company Dba Ge (USA)
C78-380 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
3455-00-021-2413INTERCHANGEABLE
FILE,ROTARY
6240-00-184-5823INTERCHANGEABLE
LAMP,MERCURY VAPOR
H100PFL44-4
4920-00-433-5473INTERCHANGEABLE
STAND
JH1
6240-00-519-0727INTERCHANGEABLE
LAMP,MERCURY VAPOR
H33CD-400
6240-00-617-1705INTERCHANGEABLE
LAMP,MERCURY VAPOR
H36-15GWC
6240-00-875-8075INTERCHANGEABLE
LAMP,MERCURY VAPOR
H43AYDX
6240-00-885-6781INTERCHANGEABLE
LAMP,MERCURY VAPOR
H38-4JA/DXE
6240-00-885-6821INTERCHANGEABLE
LAMP,MERCURY VAPOR
6240-00-887-8103INTERCHANGEABLE
LAMP,MERCURY VAPOR
H38MP-100/DX
6240-00-889-1764INTERCHANGEABLE
LAMP,MERCURY VAPOR
H34-12GVC
6240-00-889-1825INTERCHANGEABLE
LAMP,MERCURY VAPOR
H37-5KCC
6240-00-899-6990INTERCHANGEABLE
LAMP,MERCURY VAPOR
H33DN-400/W

Frequently Asked Questions

What is NSN 6240-00-617-1035?

NSN 6240-00-617-1035 is a Lamp,mercury Vapor, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-617-1035?

NSN 6240-00-617-1035 has 7 cross-referenced part numbers: X7-25360 (Duplex Div Warner and Swasey Co), H33-1GLC (American National Standards Institute Incorporated Dba American National Standards Institute), H33GL-400/C (American National Standards Institute Incorporated Dba American National Standards Institute), JH1 (General Dynamics Mission Systems, Inc.), H400C33-1BT (General Electric Company Dba Ge) and 2 more.

What NSN replaces 6240-00-617-1035?

There are 12 known substitutes for 6240-00-617-1035: 3455-00-021-2413, 6240-00-184-5823, 4920-00-433-5473 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H33GL-400/C?

Key specifications for H33GL-400/C: Emitted Light Characteristic: WHITE; Bulb Style: BT (BULGED TUBULAR); Rated Average Life: NOT RATED; Special Features: ENERGY SAVER. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-617-1035 still in active supply?

NSN 6240-00-617-1035 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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