PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B044439Lampholder

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 6250-01-331-9447 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-01-331-9447 — this item is cataloged by the U.S. Government under National Stock Number 6250-01-331-9447. Primary manufacturer part number: B044439.
Features
  • Lampholder — FSC 6250
  • 3 verified cross-references
  • Primary manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Applications
  • Facility lighting installation
  • Emergency and exit lighting
  • Runway and airfield lighting
General Description

The Lampholder, cataloged under National Stock Number 6250-01-331-9447, is classified within Federal Supply Class 6250 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameLampholder
FSC / FSG6250 — No Item Name Available (FSG 62)
ManufacturersRtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); L3 Technologies, Inc. Div L3 Keo (CAGE 34228)
Technical Specifications
ParameterValue
NSN6250-01-331-9447
Primary Part NumberB044439
Item NameLampholder
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6250-00-894-076321-1 INTERCHANGEABLE
Lampholder
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
5905-01-074-35953057P1-202 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Bourns Inc
Cross-Reference Index
Part NumberManufacturer
B044439 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
B044439 L3 Technologies, Inc. Div L3 Keo (USA)
044439 L3 Technologies, Inc. Div L3 Keo (USA)
Related Parts
6250-00-894-0763INTERCHANGEABLE
LAMPHOLDER
21-1
5905-01-074-3595INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
3057P1-202

Frequently Asked Questions

What is NSN 6250-01-331-9447?

NSN 6250-01-331-9447 is a Lampholder, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 6250 (No Item Name Available). Status: active.

What are the part numbers for NSN 6250-01-331-9447?

NSN 6250-01-331-9447 has 3 cross-referenced part numbers: B044439 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), B044439 (L3 Technologies, Inc. Div L3 Keo), 044439 (L3 Technologies, Inc. Div L3 Keo).

What NSN replaces 6250-01-331-9447?

There are 2 known substitutes for 6250-01-331-9447: 6250-00-894-0763, 5905-01-074-3595. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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