PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

617Lamp,incandescent

Grimes Aerospace Company · NSN 6240-01-262-0146 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-262-0146 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-262-0146. Primary manufacturer part number: 617.
Features
  • Lamp,incandescent — FSC 6240
  • Filament Heavy Duty Service Rating: NOT RATED
  • Current Rating for Which Designed: 1.550 AMPERES MAXIMUM
  • Base Style: SINGLE CONTACT BAYONET CANDELABRA INDEXING
  • Average Life Rating in Hours: 300.0
  • Voltage Rating: 28.000 VOLTS NOMINAL
  • Light Center Length: 1.250 INCHES NOMINAL IN
  • Rated Average Life: HOURS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-262-0146, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Grimes Aerospace Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-01-262-0146
Primary Part Number617
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerGrimes Aerospace Company
StatusCANCELLED
Filament Heavy Duty Service RatingNOT RATED
Current Rating for Which Designed1.550 AMPERES MAXIMUM
Base StyleSINGLE CONTACT BAYONET CANDELABRA INDEXING
Average Life Rating in Hours300.0
Voltage Rating28.000 VOLTS NOMINAL
Light Center Length1.250 INCHES NOMINAL IN
Rated Average LifeHOURS
Bulb Light Transmission CharacteristicTRANSPARENT
Bulb StyleGG (GLASS GLOBULAR)
Light Intensity Distribution FeatureREFLECTIVE BOWL
Emitted Light CharacteristicCOLORLESS
Light Output Rating4800.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING
Bulb DesignatorGG-12A1
Wattage Rating43.000 WATTS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
6240-01-262-0145 INTERCHANGEABLE
Lamp,incandescent
6240-01-262-5786 INTERCHANGEABLE
Lamp,incandescent
3120-01-340-6886M81738 ITEM 8 INTERCHANGEABLE
Bushing,sleeve
Transdigm Inc
Cross-Reference Index
Part NumberManufacturer
617 Grimes Aerospace Company (USA)
M6363/1-2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-L-6363/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
60-4418-1 Grimes Aerospace Company (USA)
WL-617 Wamco, Inc. Dba Wamco Inc (USA)
Related Parts
6240-01-262-0145INTERCHANGEABLE
LAMP,INCANDESCENT
6240-01-262-5786INTERCHANGEABLE
LAMP,INCANDESCENT
3120-01-340-6886INTERCHANGEABLE
BUSHING,SLEEVE
M81738 ITEM 8

Frequently Asked Questions

What is NSN 6240-01-262-0146?

NSN 6240-01-262-0146 is a Lamp,incandescent, manufactured by Grimes Aerospace Company, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-01-262-0146?

NSN 6240-01-262-0146 has 5 cross-referenced part numbers: 617 (Grimes Aerospace Company), M6363/1-2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-L-6363/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 60-4418-1 (Grimes Aerospace Company), WL-617 (Wamco, Inc. Dba Wamco Inc).

What NSN replaces 6240-01-262-0146?

There are 3 known substitutes for 6240-01-262-0146: 6240-01-262-0145, 6240-01-262-5786, 3120-01-340-6886. Verify interchangeability with system specifications before substitution.

What are the specifications of 617?

Key specifications for 617: Overall Length: 2.504 INCHES MAXIMUM IN; Filament Heavy Duty Service Rating: NOT RATED; Current Rating for Which Designed: 1.550 AMPERES MAXIMUM; Base Style: SINGLE CONTACT BAYONET CANDELABRA INDEXING. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-01-262-0146 still in active supply?

NSN 6240-01-262-0146 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.
PartsTable Design LLC · partstable.com