PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1425A1Light,cockpit,aircraft

Grimes Aerospace Company · NSN 6220-00-299-7159 · FSC 6220 · No Item Name Available
Verified by PartsTable
NSN 6220-00-299-7159 — this item is cataloged by the U.S. Government under National Stock Number 6220-00-299-7159. Primary manufacturer part number: A1425A1.
Features
  • Light,cockpit,aircraft — FSC 6220
  • Lens Color: COLORLESS
  • Lamp Type Accommodated and Quantity: 1 INCANDESCENT
  • Terminal Type and Quantity: 1 ANY ACCEPTABLE
  • Voltage Rating in Volts: 28.0 DC NOMINAL
  • Lens Type and Quantity: 1 FLAT, ROUND
  • Lens Transparency: TRANSPARENT
  • Mounting Method: UNTHREADED HOLE(S)
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 6220-00-299-7159, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN6220-00-299-7159
Primary Part NumberA1425A1
Item NameLight,cockpit,aircraft
FSC / FSG6220 / 62 — No Item Name Available
ManufacturerGrimes Aerospace Company
StatusCANCELLED
Lens ColorCOLORLESS
Lamp Type Accommodated and Quantity1 INCANDESCENT
Terminal Type and Quantity1 ANY ACCEPTABLE
Voltage Rating in Volts28.0 DC NOMINAL
Lens Type and Quantity1 FLAT, ROUND
Lens TransparencyTRANSPARENT
Mounting MethodUNTHREADED HOLE(S)
Lamp Base Type AccommodatedSINGLE CONTACT BAYONET CANDELABRA
MaterialALUMINUM BODY
Features ProvidedADJUSTABLE LIGHT BEAM SPREAD
Lens Surface ConditionSMOOTH FACE
Lens Surface ConditionSMOOTH BACK
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
4720-00-451-100814253 INTERCHANGEABLE
Tubing Assembly,nonmetallic
Nycoil Co
5360-00-597-3044A1425 INTERCHANGEABLE
Spring,helical,compression
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5985-01-239-9732595937-1 INTERCHANGEABLE
Support,antenna
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
A1425A1 PRIMARY Grimes Aerospace Company (USA)
A1425-24 Grimes Aerospace Company (USA)
A1425 Grimes Aerospace Company (USA)
A1425A1-12 Grimes Aerospace Company (USA)
Related Parts
4720-00-451-1008INTERCHANGEABLE
TUBING ASSEMBLY,NONMETALLIC
14253
5360-00-597-3044INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A1425
5985-01-239-9732INTERCHANGEABLE
SUPPORT,ANTENNA
595937-1

Frequently Asked Questions

What is NSN 6220-00-299-7159?

NSN 6220-00-299-7159 is a Light,cockpit,aircraft, manufactured by Grimes Aerospace Company, classified under FSC 6220 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6220-00-299-7159?

NSN 6220-00-299-7159 has 4 cross-referenced part numbers: A1425A1 (Grimes Aerospace Company), A1425-24 (Grimes Aerospace Company), A1425 (Grimes Aerospace Company), A1425A1-12 (Grimes Aerospace Company).

What NSN replaces 6220-00-299-7159?

There are 3 known substitutes for 6220-00-299-7159: 4720-00-451-1008, 5360-00-597-3044, 5985-01-239-9732. Verify interchangeability with system specifications before substitution.

What are the specifications of A1425A1?

Key specifications for A1425A1: Overall Width: 1.125 INCHES NOMINAL IN; Lens Color: COLORLESS; Overall Length: 3.594 INCHES NOMINAL IN; Lamp Type Accommodated and Quantity: 1 INCANDESCENT. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6220-00-299-7159 still in active supply?

NSN 6220-00-299-7159 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.
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