PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

161946LAMPH0LDERLampholder

Telemechanics Inc · NSN 6250-00-186-6410 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-00-186-6410 — this item is cataloged by the U.S. Government under National Stock Number 6250-00-186-6410. Primary manufacturer part number: 161946LAMPH0LDER.
Features
  • Lampholder — FSC 6250
  • Material: COPPER ALLOY SHELL
  • Voltage in Volts: 50.0
  • Material: COPPER ALLOY SHELL
  • Mounting Feature Type: SURFACE
  • Lamp Base Type Accommodated: TELEPHONE SLIDE SPECIAL
  • Outside Diameter: 0.453 INCHES NOMINAL IN
  • Terminal Quantity: 2
Applications
  • Applications requiring Copper Alloy Shell construction
General Description

The Lampholder, cataloged under National Stock Number 6250-00-186-6410, is classified within Federal Supply Class 6250 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6250-00-186-6410
Primary Part Number161946LAMPH0LDER
Item NameLampholder
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
MaterialCOPPER ALLOY SHELL
Voltage in Volts50.0
MaterialCOPPER ALLOY SHELL
Mounting Feature TypeSURFACE
Lamp Base Type AccommodatedTELEPHONE SLIDE SPECIAL
Outside Diameter0.453 INCHES NOMINAL IN
Terminal Quantity2
Mounting MethodBRACKET(S) LOCATION NOT OTHERWISE SPECIFIED
Terminal TypeTAB, SOLDER LUG
Bracket Mounting Hole Diameter0.156 INCHES NOMINAL IN
Wattage Rating in Watts6.0
Hazardous Locations/environmental ProtectionFUNGUS RESISTANT AND MOISTURE RESISTANT
Voltage in Volts50.0
MaterialPLASTIC BODY
Mounting MethodBRACKET(S) LOCATION NOT OTHERWISE SPECIFIED
Bracket Mounting Hole Diameter0.156 INCHES NOMINAL IN
Mounting Device Quantity1
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4310-00-147-389147B INTERCHANGEABLE
Coil Assembly
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5935-00-194-7814A5127ALTB INTERCHANGEABLE
Plug,telephone
Raytheon Company Dba Raytheon Co
5962-01-033-074148K INTERCHANGEABLE
Microcircuit,linear
Analog Devices, Inc. Div Corporate Headquarters
2510-01-564-9912258-4005 INTERCHANGEABLE
Panel,vehicular Operation
Caterpillar Inc Div Caterpillar Defense
5935-01-646-7136 INTERCHANGEABLE
Plug,end Seal,electrical Connect
Cross-Reference Index
Part NumberManufacturer
GA51989 American Telephone and Telegraph Co (USA)
744008 Itt Industries Inc Itt Aerospace Communications Div East (USA)
A390T002-101 Telephone Systems/communications (USA)
47BLIGHT American Telephone and Telegraph Co (USA)
LT47 Switchcraft Inc. (USA)
2584-005 Reliance Comm/tec Corp Lorain Products Div (USA)
744008 L3harris Technologies, Inc. Dba Harris Corporation (USA)
F15441 Codalex Ltd (CAN)
CLT-47 Switchcraft Inc. (USA)
D169011 American Telephone and Telegraph Co (USA)
161946LAMPH0LDER American Telephone and Telegraph Co (USA)
47B American Telephone and Telegraph Co (USA)
161946LAMPH0LDER At and T Corp (USA)
161946LAMPH0LDER PRIMARY Telemechanics Inc (USA)
Related Parts
4310-00-147-3891INTERCHANGEABLE
COIL ASSEMBLY
47B
5935-00-194-7814INTERCHANGEABLE
PLUG,TELEPHONE
A5127ALTB
5962-01-033-0741INTERCHANGEABLE
MICROCIRCUIT,LINEAR
48K
2510-01-564-9912INTERCHANGEABLE
PANEL,VEHICULAR OPERATION
258-4005
5935-01-646-7136INTERCHANGEABLE
PLUG,END SEAL,ELECTRICAL CONNECT

Frequently Asked Questions

What is NSN 6250-00-186-6410?

NSN 6250-00-186-6410 is a Lampholder, manufactured by Telemechanics Inc, classified under FSC 6250 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6250-00-186-6410?

NSN 6250-00-186-6410 has 14 cross-referenced part numbers: GA51989 (American Telephone and Telegraph Co), 744008 (Itt Industries Inc Itt Aerospace Communications Div East), A390T002-101 (Telephone Systems/communications), 47BLIGHT (American Telephone and Telegraph Co), LT47 (Switchcraft Inc.) and 9 more.

What NSN replaces 6250-00-186-6410?

There are 5 known substitutes for 6250-00-186-6410: 4310-00-147-3891, 5935-00-194-7814, 5962-01-033-0741 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 161946LAMPH0LDER?

Key specifications for 161946LAMPH0LDER: Material: COPPER ALLOY SHELL; Voltage in Volts: 50.0; Material: COPPER ALLOY SHELL; Mounting Feature Type: SURFACE. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6250-00-186-6410 still in active supply?

NSN 6250-00-186-6410 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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