PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21201-20Lampholder

Vulcan-Hart Corp · NSN 6250-00-394-3564 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-00-394-3564 — this item is cataloged by the U.S. Government under National Stock Number 6250-00-394-3564. Primary manufacturer part number: 21201-20.
Features
  • Lampholder — FSC 6250
  • Mounting Feature Type: SURFACE
  • Mounting Device Quantity: 1
  • Terminal Quantity: 2
  • Mounting Method: SNAP-IN CATCH LOCATION NOT OTHERWISE SPECIFIED
  • Outside Diameter: 1.688 INCHES NOMINAL IN
  • Terminal Type: SCREW
  • Lamp Base Type Accommodated: MEDIUM SCREW
Applications
  • Applications requiring Steel Mounting construction
General Description

The Lampholder, cataloged under National Stock Number 6250-00-394-3564, is classified within Federal Supply Class 6250 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Vulcan-Hart Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6250-00-394-3564
Primary Part Number21201-20
Item NameLampholder
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerVulcan-Hart Corp
StatusCANCELLED
Mounting Feature TypeSURFACE
Mounting Device Quantity1
Terminal Quantity2
Mounting MethodSNAP-IN CATCH LOCATION NOT OTHERWISE SPECIFIED
Outside Diameter1.688 INCHES NOMINAL IN
Terminal TypeSCREW
Lamp Base Type AccommodatedMEDIUM SCREW
MaterialSTEEL MOUNTING
Coating MethodPLATED SHELL
Style DesignatorPLAIN
Wattage Rating in Watts660.0
MaterialCOPPER ALLOY SHELL
Voltage in Volts250.0
MaterialPORCELAIN BODY
Surface TreatmentNICKEL SHELL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
6760-00-313-0362 INTERCHANGEABLE
Case,photographic Equipment
6625-00-458-6372402888-1 INTERCHANGEABLE
Voltmeter
Hobart Bros Co
5325-00-732-96177329617 INTERCHANGEABLE
Insert,screw Thread
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-965-080839534-44 INTERCHANGEABLE
Seal,plain
Lake Shore Systems, Inc.
5445-01-117-76018875 INTERCHANGEABLE
Tower Support Group
Jaquith Industries Inc
5325-01-312-06592120120 INTERCHANGEABLE
Ring,retaining
Concentric Rockford Inc
5340-01-378-97008875 INTERCHANGEABLE
Bracket,angle
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
4910-01-602-88768875 INTERCHANGEABLE
Inflator-Gage,pneumatic Tire
Dill Air Controls Products Llc Dba Dill Air Controls Products Llc
5340-01-630-79608875 INTERCHANGEABLE
Lock Set,mortise
Von Duprin Inc Dba Glynn Johnson And/or Ives And/or Von Duprin
5120-01-633-0028354720 INTERCHANGEABLE
Installer,wrist Pin Retainer
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
21201-2G1 Vulcan-Hart Corp (USA)
21201-20 Vulcan-Hart Corp (USA)
21201-20 PRIMARY Vulcan-Hart Corp (USA)
8875 Leviton Manufacturing Co., Inc. Dba Leviton (USA)
3547-20 W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center (USA)
Related Parts
6760-00-313-0362INTERCHANGEABLE
CASE,PHOTOGRAPHIC EQUIPMENT
6625-00-458-6372INTERCHANGEABLE
VOLTMETER
402888-1
5325-00-732-9617INTERCHANGEABLE
INSERT,SCREW THREAD
7329617
5330-00-965-0808INTERCHANGEABLE
SEAL,PLAIN
39534-44
5445-01-117-7601INTERCHANGEABLE
TOWER SUPPORT GROUP
8875
5325-01-312-0659INTERCHANGEABLE
RING,RETAINING
2120120
5340-01-378-9700INTERCHANGEABLE
BRACKET,ANGLE
8875
4910-01-602-8876INTERCHANGEABLE
INFLATOR-GAGE,PNEUMATIC TIRE
8875
5340-01-630-7960INTERCHANGEABLE
LOCK SET,MORTISE
8875
5120-01-633-0028INTERCHANGEABLE
INSTALLER,WRIST PIN RETAINER
354720

Frequently Asked Questions

What is NSN 6250-00-394-3564?

NSN 6250-00-394-3564 is a Lampholder, manufactured by Vulcan-Hart Corp, classified under FSC 6250 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6250-00-394-3564?

NSN 6250-00-394-3564 has 5 cross-referenced part numbers: 21201-2G1 (Vulcan-Hart Corp), 21201-20 (Vulcan-Hart Corp), 21201-20 (Vulcan-Hart Corp), 8875 (Leviton Manufacturing Co., Inc. Dba Leviton), 3547-20 (W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center).

What NSN replaces 6250-00-394-3564?

There are 10 known substitutes for 6250-00-394-3564: 6760-00-313-0362, 6625-00-458-6372, 5325-00-732-9617 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21201-20?

Key specifications for 21201-20: Mounting Feature Type: SURFACE; Mounting Device Quantity: 1; Terminal Quantity: 2; Overall Height: 1.688 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6250-00-394-3564 still in active supply?

NSN 6250-00-394-3564 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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