PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11143Lamp,incandescent

Leica Microsystems Inc. Dba Ophthalmic Instruments · NSN 6240-01-509-0278 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-509-0278 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-509-0278. Primary manufacturer part number: 11143.
Features
  • Lamp,incandescent — FSC 6240
  • 2 verified cross-references
  • Primary manufacturer: Leica Microsystems Inc. Dba Ophthalmic Instruments
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-509-0278, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Leica Microsystems Inc. Dba Ophthalmic Instruments. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-01-509-0278
Primary Part Number11143
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerLeica Microsystems Inc. Dba Ophthalmic Instruments
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-121-349911143 INTERCHANGEABLE
Washer,flat
Aerol Llc
3010-00-294-7517 INTERCHANGEABLE
Coupling Half,shaft
5310-00-541-226511143 INTERCHANGEABLE
Washer,flat
Jetronic Industries, Inc. Dba Jetronic Industries, Inc. Div Contracts
5935-00-992-2456114-257-0001 INTERCHANGEABLE
Connector,receptacle,electrical
Northrop Grumman Systems Corporation
5950-00-993-743111143 INTERCHANGEABLE
Reactor
Electro Engineering Works Inc
5330-01-119-582511143 INTERCHANGEABLE
Gasket
Westerbeke Corporation
3230-01-234-746174031 INTERCHANGEABLE
Blade,circular Saw,woodcutting
Dml Industrial Products Sub of Vermont American Corp Forest City Tool Div
3020-01-328-5695 INTERCHANGEABLE
Sprocket Wheel
4240-01-378-452511143 INTERCHANGEABLE
Curtain,safety,industrial
Goff's Enterprises, Inc. Dba Goffs Enterprises Inc
5306-01-411-0119021363 INTERCHANGEABLE
Bolt,machine
Parker-Hannifin Corp Div Hydraulic Pump/motor Division
Cross-Reference Index
Part NumberManufacturer
11143 PRIMARY Leica Microsystems Inc. Dba Ophthalmic Instruments (USA)
LL-H56-0008 Naval Medical Material Support Command Detachment (USA)
Related Parts
5310-00-121-3499INTERCHANGEABLE
WASHER,FLAT
11143
3010-00-294-7517INTERCHANGEABLE
COUPLING HALF,SHAFT
5310-00-541-2265INTERCHANGEABLE
WASHER,FLAT
11143
5935-00-992-2456INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
114-257-0001
5950-00-993-7431INTERCHANGEABLE
REACTOR
11143
5330-01-119-5825INTERCHANGEABLE
GASKET
11143
3230-01-234-7461INTERCHANGEABLE
BLADE,CIRCULAR SAW,WOODCUTTING
74031
3020-01-328-5695INTERCHANGEABLE
SPROCKET WHEEL
4240-01-378-4525INTERCHANGEABLE
CURTAIN,SAFETY,INDUSTRIAL
11143
5306-01-411-0119INTERCHANGEABLE
BOLT,MACHINE
021363
5995-01-442-1811INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
11143
6540-01-493-7653INTERCHANGEABLE
BULB,HALOGEN
11143

Frequently Asked Questions

What is NSN 6240-01-509-0278?

NSN 6240-01-509-0278 is a Lamp,incandescent, manufactured by Leica Microsystems Inc. Dba Ophthalmic Instruments, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-509-0278?

NSN 6240-01-509-0278 has 2 cross-referenced part numbers: 11143 (Leica Microsystems Inc. Dba Ophthalmic Instruments), LL-H56-0008 (Naval Medical Material Support Command Detachment).

What NSN replaces 6240-01-509-0278?

There are 12 known substitutes for 6240-01-509-0278: 5310-00-121-3499, 3010-00-294-7517, 5310-00-541-2265 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11143?

Key specifications for 11143: End Item Identification: VISUAL ACUITY PROJECTOR; Part Name Assigned by Controlling Agency: HALOGEN BULB FOR VISUAL ACUITY PROJECTOR. 2 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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