PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

151540Lampholder

Telemechanics Inc · NSN 6250-00-299-5749 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-00-299-5749 — this item is cataloged by the U.S. Government under National Stock Number 6250-00-299-5749. Primary manufacturer part number: 151540.
Features
  • Lampholder — FSC 6250
  • Surface Treatment: ANODIZE SHELL
  • Material: STEEL MOUNTING
  • Style Designator: CANDELABRA
  • Material: STEEL SHELL
  • Lamp Base Type Accommodated: DOUBLE CONTACT BAYONET CANDELABRA
  • Voltage in Volts: 125.0
  • Hazardous Locations/environmental Protection: NOT RATED
Applications
  • Applications requiring Steel Mounting construction
General Description

The Lampholder, cataloged under National Stock Number 6250-00-299-5749, 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 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6250-00-299-5749
Primary Part Number151540
Item NameLampholder
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerTelemechanics Inc
StatusCANCELLED
Surface TreatmentANODIZE SHELL
MaterialSTEEL MOUNTING
Style DesignatorCANDELABRA
MaterialSTEEL SHELL
Lamp Base Type AccommodatedDOUBLE CONTACT BAYONET CANDELABRA
Voltage in Volts125.0
Hazardous Locations/environmental ProtectionNOT RATED
Outside Diameter0.625 INCHES NOMINAL IN
Width0.625 INCHES NOMINAL IN
Terminal Quantity2
Terminal TypeWIRE LEAD
Mounting Slot Length0.375 INCHES NOMINAL IN
Wattage Rating in Watts75.0
Height0.969 INCHES NOMINAL IN
Mounting Slot Width0.187 INCHES NOMINAL IN
Wiring Provision Length3.750 INCHES NOMINAL IN
MaterialSTEEL BODY
Mounting Device Quantity1
Mounting Feature TypeSURFACE
Mounting Bracket StyleUP
Bracket Mounting Hole Diameter0.187 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6250-00-151-525112-71 INTERCHANGEABLE
Lampholder
Lighting Components and Design Incorporated Dba Lc&d
5961-00-173-34282N5401 INTERCHANGEABLE
Transistor
National Semiconductor Corporation
Cross-Reference Index
Part NumberManufacturer
151540 American Telephone and Telegraph Co (USA)
12-71-XP-4 Zf Industrieantriebe Witten Gmbh (DEU)
12-71XP4 Lighting Components and Design Incorporated Dba Lc&d (USA)
151540 Zf Industrieantriebe Witten Gmbh (DEU)
12-71XP4 Dialight Corporation (USA)
7902037-58 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
12Z7499-43 Naval Ordnance Standards (USA)
151540 PRIMARY Telemechanics Inc (USA)
12-71-XP-4-MIL PRIMARY Lighting Components and Design Incorporated Dba Lc&d (USA)
Related Parts
6250-00-151-5251INTERCHANGEABLE
LAMPHOLDER
12-71
5961-00-173-3428INTERCHANGEABLE
TRANSISTOR
2N5401

Frequently Asked Questions

What is NSN 6250-00-299-5749?

NSN 6250-00-299-5749 is a Lampholder, manufactured by Telemechanics Inc, classified under FSC 6250 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6250-00-299-5749?

NSN 6250-00-299-5749 has 9 cross-referenced part numbers: 151540 (American Telephone and Telegraph Co), 12-71-XP-4 (Zf Industrieantriebe Witten Gmbh), 12-71XP4 (Lighting Components and Design Incorporated Dba Lc&d), 151540 (Zf Industrieantriebe Witten Gmbh), 12-71XP4 (Dialight Corporation) and 4 more.

What NSN replaces 6250-00-299-5749?

There are 2 known substitutes for 6250-00-299-5749: 6250-00-151-5251, 5961-00-173-3428. Verify interchangeability with system specifications before substitution.

What are the specifications of 151540?

Key specifications for 151540: Surface Treatment: ANODIZE SHELL; Material: STEEL MOUNTING; Style Designator: CANDELABRA; Material: STEEL SHELL. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6250-00-299-5749 still in active supply?

NSN 6250-00-299-5749 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.
PartsTable Design LLC · partstable.com