PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UL-496 FIG SB14Socket,lamp Starter

Underwriters Laboratories Inc · NSN 6250-00-295-2738 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-00-295-2738 — this item is cataloged by the U.S. Government under National Stock Number 6250-00-295-2738. Primary manufacturer part number: UL-496 FIG SB14.
Features
  • Socket,lamp Starter — FSC 6250
  • Body Height: 0.500 INCHES NOMINAL IN
  • Contact Type: TWIST LOCK
  • Material: COPPER ALLOY 511 CONTACT
  • Accommodated Starter Diameter: 0.812 INCHES IN
  • Mounting Configuration: TWO 0.125 IN. DIA MTG HOLES SPACED 0.969 IN. C TO C IN
  • Body Width: 1.062 INCHES NOMINAL IN
  • Voltage Rating: 250.0 VOLTS NOMINAL
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Copper Alloy 511 Contact construction
General Description

The Socket,lamp Starter, cataloged under National Stock Number 6250-00-295-2738, is classified within Federal Supply Class 6250 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Underwriters Laboratories Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6250-00-295-2738
Primary Part NumberUL-496 FIG SB14
Item NameSocket,lamp Starter
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerUnderwriters Laboratories Inc
StatusCANCELLED
Body Height0.500 INCHES NOMINAL IN
Contact TypeTWIST LOCK
MaterialCOPPER ALLOY 511 CONTACT
Accommodated Starter Diameter0.812 INCHES IN
Mounting ConfigurationTWO 0.125 IN. DIA MTG HOLES SPACED 0.969 IN. C TO C IN
Body Width1.062 INCHES NOMINAL IN
Voltage Rating250.0 VOLTS NOMINAL
Electric Power Rating660.0 WATTS NOMINAL
MaterialPLASTIC BODY
Terminal TypeWIRE LEAD
Contact Quantity2
Body Length1.250 INCHES NOMINAL IN
Terminal Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6250-00-075-5666P803 INTERCHANGEABLE
Lampholder
L.c.doane Company,the Dba Lc Doane Co
6250-00-153-6452 INTERCHANGEABLE
Lampholder
6250-00-153-6454 INTERCHANGEABLE
Lampholder
6250-00-153-6461UL496 FIG. SB8 INTERCHANGEABLE
Lampholder
Underwriters Laboratories Inc
6250-00-158-89004300 INTERCHANGEABLE
Lampholder
Westinghouse Electric Corp
6250-00-197-67904300W INTERCHANGEABLE
Lampholder
Bryant Electric
6250-00-231-9861 INTERCHANGEABLE
Lampholder
6250-00-255-4215M970/9-1 INTERCHANGEABLE
Lampholder
Underwriters Laboratories Inc
6250-00-270-4240 INTERCHANGEABLE
Lampholder
6250-00-284-0481M970/11-1 INTERCHANGEABLE
Lampholder
Underwriters Laboratories Inc
Cross-Reference Index
Part NumberManufacturer
UL 542 Underwriters Laboratories Inc (USA)
UL 496 Underwriters Laboratories Inc (USA)
UL-496 FIG SB14 PRIMARY Underwriters Laboratories Inc (USA)
1299-01 Winchester Industries Inc (USA)
9159-2-254 Aeire Corp (USA)
M970/13-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8772980 Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA)
MS16568-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-L-970/13 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILL970/13 Zf Industrieantriebe Witten Gmbh (DEU)
871MF0031 Leonardo S.p.a. - Electronics Division - Defence Business Area (ITA)
6250PL0812648 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
6250-00-075-5666INTERCHANGEABLE
LAMPHOLDER
P803
6250-00-153-6452INTERCHANGEABLE
LAMPHOLDER
6250-00-153-6454INTERCHANGEABLE
LAMPHOLDER
6250-00-153-6461INTERCHANGEABLE
LAMPHOLDER
UL496 FIG. SB8
6250-00-158-8900INTERCHANGEABLE
LAMPHOLDER
4300
6250-00-197-6790INTERCHANGEABLE
LAMPHOLDER
4300W
6250-00-231-9861INTERCHANGEABLE
LAMPHOLDER
6250-00-255-4215INTERCHANGEABLE
LAMPHOLDER
M970/9-1
6250-00-270-4240INTERCHANGEABLE
LAMPHOLDER
6250-00-284-0481INTERCHANGEABLE
LAMPHOLDER
M970/11-1
6250-00-295-2852INTERCHANGEABLE
LAMPHOLDER
M970/2-1
6250-00-299-6327INTERCHANGEABLE
LAMPHOLDER

Frequently Asked Questions

What is NSN 6250-00-295-2738?

NSN 6250-00-295-2738 is a Socket,lamp Starter, manufactured by Underwriters Laboratories Inc, classified under FSC 6250 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6250-00-295-2738?

NSN 6250-00-295-2738 has 12 cross-referenced part numbers: UL 542 (Underwriters Laboratories Inc), UL 496 (Underwriters Laboratories Inc), UL-496 FIG SB14 (Underwriters Laboratories Inc), 1299-01 (Winchester Industries Inc), 9159-2-254 (Aeire Corp) and 7 more.

What NSN replaces 6250-00-295-2738?

There are 12 known substitutes for 6250-00-295-2738: 6250-00-075-5666, 6250-00-153-6452, 6250-00-153-6454 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of UL-496 FIG SB14?

Key specifications for UL-496 FIG SB14: Body Height: 0.500 INCHES NOMINAL IN; Contact Type: TWIST LOCK; Material: COPPER ALLOY 511 CONTACT; Accommodated Starter Diameter: 0.812 INCHES IN. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6250-00-295-2738 still in active supply?

NSN 6250-00-295-2738 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