PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901-531Lamp,incandescent

Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging · NSN 6240-01-088-0388 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-088-0388 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-088-0388. Primary manufacturer part number: 901-531.
Features
  • Lamp,incandescent — FSC 6240
  • Bulb Designator: T-1
  • Bulb Style: T (TUBULAR)
  • Average Life Rating in Hours: 40000.0
  • Light Output Rating: 0.020 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
  • Filament Heavy Duty Service Rating: NOT RATED
  • Current Rating for Which Designed: 0.020 AMPERES NOMINAL
  • 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 6240-01-088-0388, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-01-088-0388
Primary Part Number901-531
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerSafran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
StatusACTIVE
Bulb DesignatorT-1
Bulb StyleT (TUBULAR)
Average Life Rating in Hours40000.0
Light Output Rating0.020 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
Filament Heavy Duty Service RatingNOT RATED
Current Rating for Which Designed0.020 AMPERES NOMINAL
Rated Average LifeHOURS
Base StyleWIRE LEADS, DOWN
Voltage Rating5.000 VOLTS NOMINAL
Wire Lead Length1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-00-626-353802-09-2103 INTERCHANGEABLE
Contact,electrical
Molex, Llc
5360-01-290-415590153-1 INTERCHANGEABLE
Spring,helical,torsion
Pemco Engineers, Inc. Dba Pemco Engineers, Inc. Div Pemco Engineers, Inc.
Cross-Reference Index
Part NumberManufacturer
901-531 Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging (USA)
Related Parts
5999-00-626-3538INTERCHANGEABLE
CONTACT,ELECTRICAL
02-09-2103
5360-01-290-4155INTERCHANGEABLE
SPRING,HELICAL,TORSION
90153-1

Frequently Asked Questions

What is NSN 6240-01-088-0388?

NSN 6240-01-088-0388 is a Lamp,incandescent, manufactured by Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-088-0388?

NSN 6240-01-088-0388 has 1 cross-referenced part number: 901-531 (Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging).

What NSN replaces 6240-01-088-0388?

There are 2 known substitutes for 6240-01-088-0388: 5999-00-626-3538, 5360-01-290-4155. Verify interchangeability with system specifications before substitution.

What are the specifications of 901-531?

Key specifications for 901-531: Bulb Designator: T-1; Bulb Style: T (TUBULAR); Average Life Rating in Hours: 40000.0; Light Output Rating: 0.020 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING. 11 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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