PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PA73Lampholder

Westinghouse Electric Corp · NSN 6250-00-283-9354 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-00-283-9354 — this item is cataloged by the U.S. Government under National Stock Number 6250-00-283-9354. Primary manufacturer part number: PA73.
Features
  • Lampholder — FSC 6250
  • Hazardous Locations/environmental Protection: NOT RATED
  • Voltage in Volts: 250.0
  • Mounting Hole Diameter: 0.125 INCHES NOMINAL IN
  • Lamp Base Type Accommodated: MEDIUM SCREW
  • Accessory Mounting Provision: GROOVE
  • Terminal Type: SCREW
  • Mounting Device Quantity: 1
Applications
  • Applications requiring Ceramic Body construction
General Description

The Lampholder, cataloged under National Stock Number 6250-00-283-9354, is classified within Federal Supply Class 6250 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6250-00-283-9354
Primary Part NumberPA73
Item NameLampholder
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusACTIVE
Hazardous Locations/environmental ProtectionNOT RATED
Voltage in Volts250.0
Mounting Hole Diameter0.125 INCHES NOMINAL IN
Lamp Base Type AccommodatedMEDIUM SCREW
Accessory Mounting ProvisionGROOVE
Terminal TypeSCREW
Mounting Device Quantity1
Outside Diameter1.375 INCHES NOMINAL IN
Wattage Rating in Watts660.0
Mounting MethodCONDUIT LOCATION NOT OTHERWISE SPECIFIED
Terminal Quantity2
MaterialCERAMIC BODY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-085-41733573AM INTERCHANGEABLE
Microcircuit,linear
Burr-Brown Corp
Cross-Reference Index
Part NumberManufacturer
PA73 PRIMARY Westinghouse Electric Corp (USA)
PA73 PRIMARY Bryant Electric (USA)
Related Parts
5962-01-085-4173INTERCHANGEABLE
MICROCIRCUIT,LINEAR
3573AM

Frequently Asked Questions

What is NSN 6250-00-283-9354?

NSN 6250-00-283-9354 is a Lampholder, manufactured by Westinghouse Electric Corp, classified under FSC 6250 (No Item Name Available). Status: active.

What are the part numbers for NSN 6250-00-283-9354?

NSN 6250-00-283-9354 has 2 cross-referenced part numbers: PA73 (Westinghouse Electric Corp), PA73 (Bryant Electric).

What NSN replaces 6250-00-283-9354?

There is 1 known substitute for 6250-00-283-9354: 5962-01-085-4173. Verify interchangeability with system specifications before substitution.

What are the specifications of PA73?

Key specifications for PA73: Hazardous Locations/environmental Protection: NOT RATED; Voltage in Volts: 250.0; Mounting Hole Diameter: 0.125 INCHES NOMINAL IN; Lamp Base Type Accommodated: MEDIUM SCREW. 14 total characteristics are documented in the Federal Logistics Information System.

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