PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A331Lamp,glow

Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron · NSN 6240-00-469-7986 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-469-7986 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-469-7986. Primary manufacturer part number: A331.
Features
  • Lamp,glow — FSC 6240
  • Features Provided: PREAGED LAMP
  • Filling Gas Type: NEON
  • Bulb Designator: T-2
  • Bulb Style: T (TUBULAR)
  • Base Style: WIRE LEADS, DOWN
  • Gas Striking Voltage Rating in Volts and Current Type: 85.0 DC MINIMUM AND 105.0 DC MAXIMUM SINGLE VOLTAGE
  • Resistor Rating and Location: 15.000 KILOHMS EXTERNAL
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,glow, cataloged under National Stock Number 6240-00-469-7986, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-00-469-7986
Primary Part NumberA331
Item NameLamp,glow
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerChicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
StatusACTIVE
Features ProvidedPREAGED LAMP
Filling Gas TypeNEON
Bulb DesignatorT-2
Bulb StyleT (TUBULAR)
Base StyleWIRE LEADS, DOWN
Gas Striking Voltage Rating in Volts and Current Type85.0 DC MINIMUM AND 105.0 DC MAXIMUM SINGLE VOLTAGE
Resistor Rating and Location15.000 KILOHMS EXTERNAL
Rated Average LifeNOT RATED
Wire Lead Length1.500 INCHES NOMINAL IN
Light Intensity LevelNOT RATED
Emitted Light CharacteristicRED
Circuit Voltage Rating in Volts60.000 MINIMUM AND 73.000 MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4730-00-266-0535SAE J512 5-2 010102B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5935-00-406-61418004270G1 INTERCHANGEABLE
Retainer,electrical Connector
L3harris Technologies, Inc. Dba Harris Corporation
4810-00-453-7205A331 INTERCHANGEABLE
Seat,valve
Fisher Controls Co Inc
6130-00-500-3080 INTERCHANGEABLE
Rectifier Assembly,metallic
3120-00-661-7323A331 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
5315-00-721-8382A3-31 INTERCHANGEABLE
Pin,straight,headless
Roller Bearing Co of America, Inc Div Pic Design
9390-01-021-2223 INTERCHANGEABLE
Tape,reflective
4030-01-115-3367 INTERCHANGEABLE
Hook,hoist
5910-01-435-7748908-276-0001 INTERCHANGEABLE
Capacitor Assembly
Northrop Grumman Systems Corporation
5340-01-536-5477A-331 INTERCHANGEABLE
Plug,vent
Dwyer Instruments Inc
Cross-Reference Index
Part NumberManufacturer
A331 PRIMARY Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron (USA)
A331 Satair A/s (DNK)
10669417 Us Army Aviation and Missile Command (USA)
Related Parts
4730-00-266-0535INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J512 5-2 010102B
5935-00-406-6141INTERCHANGEABLE
RETAINER,ELECTRICAL CONNECTOR
8004270G1
4810-00-453-7205INTERCHANGEABLE
SEAT,VALVE
A331
6130-00-500-3080INTERCHANGEABLE
RECTIFIER ASSEMBLY,METALLIC
3120-00-661-7323INTERCHANGEABLE
BEARING,SLEEVE
A331
5315-00-721-8382INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
A3-31
9390-01-021-2223INTERCHANGEABLE
TAPE,REFLECTIVE
4030-01-115-3367INTERCHANGEABLE
HOOK,HOIST
5910-01-435-7748INTERCHANGEABLE
CAPACITOR ASSEMBLY
908-276-0001
5340-01-536-5477INTERCHANGEABLE
PLUG,VENT
A-331

Frequently Asked Questions

What is NSN 6240-00-469-7986?

NSN 6240-00-469-7986 is a Lamp,glow, manufactured by Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-00-469-7986?

NSN 6240-00-469-7986 has 3 cross-referenced part numbers: A331 (Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron), A331 (Satair A/s), 10669417 (Us Army Aviation and Missile Command).

What NSN replaces 6240-00-469-7986?

There are 10 known substitutes for 6240-00-469-7986: 4730-00-266-0535, 5935-00-406-6141, 4810-00-453-7205 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A331?

Key specifications for A331: Features Provided: PREAGED LAMP; Filling Gas Type: NEON; Bulb Designator: T-2; Bulb Style: T (TUBULAR). 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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