PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M58PG-R250/VBULamp,mercury Vapor

Graybar Electric Company, Inc. · NSN 6240-01-160-4368 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-160-4368 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-160-4368. Primary manufacturer part number: M58PG-R250/VBU.
Features
  • Lamp,mercury Vapor — FSC 6240
  • Wattage Rating: 250.000 WATTS
  • Average Life Rating in Hours: 10000.000
  • Light Output Rating: 20500.000 LUMENS NOMINAL SECOND RATING
  • Bulb Designator: BT-28/E-28
  • Rated Average Life: HOURS
  • Emitted Light Characteristic: COLORLESS
  • Burning Position: BASE UP
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,mercury Vapor, cataloged under National Stock Number 6240-01-160-4368, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Graybar Electric Company, Inc.. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN6240-01-160-4368
Primary Part NumberM58PG-R250/VBU
Item NameLamp,mercury Vapor
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerGraybar Electric Company, Inc.
StatusACTIVE
Wattage Rating250.000 WATTS
Average Life Rating in Hours10000.000
Light Output Rating20500.000 LUMENS NOMINAL SECOND RATING
Bulb DesignatorBT-28/E-28
Rated Average LifeHOURS
Emitted Light CharacteristicCOLORLESS
Burning PositionBASE UP
Nondefinitive Spec/std Data1 TYPE
Base StyleMOGUL SCREW
Bulb Light Transmission CharacteristicTRANSPARENT
Criticality Code JustificationZZZT
Light Output Rating17000.000 LUMENS NOMINAL FIRST RATING
Bulb StylePS (PEAR SHAPE, STRAIGHT NECK)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6150-00-179-6506AA1758 INTERCHANGEABLE
Cable and Conduit Assembly,elect
Semco Instruments Inc Div Atlas-Aero Corp., Division of Semco Instruments, Inc.
6240-01-158-6599 INTERCHANGEABLE
Lamp,metal Halide
6240-01-160-4370M58PH-R250/BD INTERCHANGEABLE
Lamp,mercury Vapor
General Electric Company Dba Ge
6240-01-167-106061290 INTERCHANGEABLE
Lamp,metal Halide
Venture Lighting International, Inc. Dba Venture Lighting Intl
Cross-Reference Index
Part NumberManufacturer
MH250/U Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
M58PG-R250/VBU General Electric Company Dba Ge (USA)
A-A-1758 TY1 General Services Administration Federal Supply Service (USA)
A-A-1758 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
M58PG-R250/VBU PRIMARY Graybar Electric Company, Inc. (USA)
MH250/U Eiko, Ltd. Div Eiko Global, Llc (USA)
Related Parts
6150-00-179-6506INTERCHANGEABLE
CABLE AND CONDUIT ASSEMBLY,ELECT
AA1758
6240-01-158-6599INTERCHANGEABLE
LAMP,METAL HALIDE
6240-01-160-4370INTERCHANGEABLE
LAMP,MERCURY VAPOR
M58PH-R250/BD
6240-01-167-1060INTERCHANGEABLE
LAMP,METAL HALIDE
61290

Frequently Asked Questions

What is NSN 6240-01-160-4368?

NSN 6240-01-160-4368 is a Lamp,mercury Vapor, manufactured by Graybar Electric Company, Inc., classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-160-4368?

NSN 6240-01-160-4368 has 6 cross-referenced part numbers: MH250/U (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), M58PG-R250/VBU (General Electric Company Dba Ge), A-A-1758 TY1 (General Services Administration Federal Supply Service), A-A-1758 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), M58PG-R250/VBU (Graybar Electric Company, Inc.) and 1 more.

What NSN replaces 6240-01-160-4368?

There are 4 known substitutes for 6240-01-160-4368: 6150-00-179-6506, 6240-01-158-6599, 6240-01-160-4370 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M58PG-R250/VBU?

Key specifications for M58PG-R250/VBU: Wattage Rating: 250.000 WATTS; Average Life Rating in Hours: 10000.000; Light Output Rating: 20500.000 LUMENS NOMINAL SECOND RATING; Bulb Designator: BT-28/E-28. 14 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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