PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-4400Light,cockpit,aircraft

Grimes Aerospace Company · NSN 6220-00-333-5821 · FSC 6220 · No Item Name Available
Verified by PartsTable
NSN 6220-00-333-5821 — this item is cataloged by the U.S. Government under National Stock Number 6220-00-333-5821. Primary manufacturer part number: A-4400.
Features
  • Light,cockpit,aircraft — FSC 6220
  • Lamp Type Accommodated and Quantity: 1 INCANDESCENT
  • Lens Surface Condition: SMOOTH FACE
  • Lens Surface Condition: SMOOTH BACK
  • Mounting Method: THREADED BUSHING
  • Lens Type and Quantity: 1 FLAT, RECTANGULAR
  • Lens Color: RED
  • Lens Transparency: TRANSPARENT
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Aluminum Body construction
General Description

The Light,cockpit,aircraft, cataloged under National Stock Number 6220-00-333-5821, is classified within Federal Supply Class 6220 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Grimes Aerospace Company. Government technical data includes 11 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6220-00-333-5821
Primary Part NumberA-4400
Item NameLight,cockpit,aircraft
FSC / FSG6220 / 62 — No Item Name Available
ManufacturerGrimes Aerospace Company
StatusACTIVE
Lamp Type Accommodated and Quantity1 INCANDESCENT
Lens Surface ConditionSMOOTH FACE
Lens Surface ConditionSMOOTH BACK
Mounting MethodTHREADED BUSHING
Lens Type and Quantity1 FLAT, RECTANGULAR
Lens ColorRED
Lens TransparencyTRANSPARENT
Voltage Rating in Volts28.0 DC NOMINAL
Lamp Base Type AccommodatedSINGLE CONTACT BAYONET CANDELABRA
Terminal Type and Quantity1 SCREW
MaterialALUMINUM BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5930-01-038-736747254 INTERCHANGEABLE
Switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
6530-01-126-7742A-4400 INTERCHANGEABLE
Urinal,incontinent
Medical Marketing Group Inc Manufacturing Div
6530-01-144-2636 INTERCHANGEABLE
Urinal,incontinent
5915-01-434-6703A-4400 INTERCHANGEABLE
Filter,radio Frequency Interfere
The Captor Corporation
5310-01-566-0146MIL-001-336 INTERCHANGEABLE
Washer,flat
Fascan International, Inc.
Cross-Reference Index
Part NumberManufacturer
A-4400 PRIMARY Grimes Aerospace Company (USA)
Related Parts
5930-01-038-7367INTERCHANGEABLE
SWITCH,LIQUID LEVEL
47254
6530-01-126-7742INTERCHANGEABLE
URINAL,INCONTINENT
A-4400
6530-01-144-2636INTERCHANGEABLE
URINAL,INCONTINENT
5915-01-434-6703INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
A-4400
5310-01-566-0146INTERCHANGEABLE
WASHER,FLAT
MIL-001-336

Frequently Asked Questions

What is NSN 6220-00-333-5821?

NSN 6220-00-333-5821 is a Light,cockpit,aircraft, manufactured by Grimes Aerospace Company, classified under FSC 6220 (No Item Name Available). Status: active.

What are the part numbers for NSN 6220-00-333-5821?

NSN 6220-00-333-5821 has 1 cross-referenced part number: A-4400 (Grimes Aerospace Company).

What NSN replaces 6220-00-333-5821?

There are 5 known substitutes for 6220-00-333-5821: 5930-01-038-7367, 6530-01-126-7742, 6530-01-144-2636 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-4400?

Key specifications for A-4400: Lamp Type Accommodated and Quantity: 1 INCANDESCENT; Lens Surface Condition: SMOOTH FACE; Lens Surface Condition: SMOOTH BACK; Mounting Method: THREADED BUSHING. 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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