PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

03100-ULamp,halogen,ophthalmosocope Ret

Welch Allyn, Inc. · NSN 6540-01-555-0814 · FSC 6540 · No Item Name Available
Verified by PartsTable
NSN 6540-01-555-0814 — this item is cataloged by the U.S. Government under National Stock Number 6540-01-555-0814. Primary manufacturer part number: 03100-U.
Features
  • Lamp,halogen,ophthalmosocope Ret — FSC 6540
  • 5 verified cross-references
  • Primary manufacturer: Welch Allyn, Inc.
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,halogen,ophthalmosocope Ret, cataloged under National Stock Number 6540-01-555-0814, is classified within Federal Supply Class 6540 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Welch Allyn, Inc.. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6540-01-555-0814
Primary Part Number03100-U
Item NameLamp,halogen,ophthalmosocope Ret
FSC / FSG6540 / 65 — No Item Name Available
ManufacturerWelch Allyn, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 8
6515-01-139-798900-3745-000-00 SUCCESSOR
Scissors,nasal
Zimmer, Inc. Dba Z Hotel
5330-00-118-6440E20018F001-26 INTERCHANGEABLE
Seal,nonmetallic Strip
Jered Llc
8105-01-221-3238SP3238 INTERCHANGEABLE
Bag,plastic
Star Poly Bag, Inc.
5331-01-378-73013745 INTERCHANGEABLE
O-Ring
Husco International Inc
5895-01-503-80143745 INTERCHANGEABLE
Switching Group,digital Data
Cisco Systems Inc
3040-01-504-38078035409 INTERCHANGEABLE
Connecting Link,rigid
Jlg Industries, Inc.
6640-01-538-03613745 INTERCHANGEABLE
Tube,centrifuge
Corning Incorporated Dba Corning Incorporated
6130-01-647-55843745 INTERCHANGEABLE
Power Supply
Science, Engineering and Technology Associates Corporation
Cross-Reference Index
Part NumberManufacturer
03100-U PRIMARY Welch Allyn, Inc. (USA)
6540NCM071417 Defense Medical Standardization Board (USA)
3745 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
03100-U Welch Allyn Protocol Inc Dba Welch Allyn Monitoring Div Monitoring Division (USA)
03100-U Welch Allyn Australia Pty Ltd (AUS)
Related Parts
6515-01-139-7989SUCCESSOR
SCISSORS,NASAL
00-3745-000-00
5330-00-118-6440INTERCHANGEABLE
SEAL,NONMETALLIC STRIP
E20018F001-26
8105-01-221-3238INTERCHANGEABLE
BAG,PLASTIC
SP3238
5331-01-378-7301INTERCHANGEABLE
O-RING
3745
5895-01-503-8014INTERCHANGEABLE
SWITCHING GROUP,DIGITAL DATA
3745
3040-01-504-3807INTERCHANGEABLE
CONNECTING LINK,RIGID
8035409
6640-01-538-0361INTERCHANGEABLE
TUBE,CENTRIFUGE
3745
6130-01-647-5584INTERCHANGEABLE
POWER SUPPLY
3745

Frequently Asked Questions

What is NSN 6540-01-555-0814?

NSN 6540-01-555-0814 is a Lamp,halogen,ophthalmosocope Ret, manufactured by Welch Allyn, Inc., classified under FSC 6540 (No Item Name Available). Status: active.

What are the part numbers for NSN 6540-01-555-0814?

NSN 6540-01-555-0814 has 5 cross-referenced part numbers: 03100-U (Welch Allyn, Inc.), 6540NCM071417 (Defense Medical Standardization Board), 3745 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), 03100-U (Welch Allyn Protocol Inc Dba Welch Allyn Monitoring Div Monitoring Division), 03100-U (Welch Allyn Australia Pty Ltd).

What NSN replaces 6540-01-555-0814?

There are 8 known substitutes for 6540-01-555-0814: 6515-01-139-7989, 5330-00-118-6440, 8105-01-221-3238 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 03100-U?

Key specifications for 03100-U: Part Name Assigned by Controlling Agency: LAMP HALOGEN 3.5 F/RETINOSCOPE TRANSILLUMINATOR SET; Special Features: HALOGEN LAMP, 3.5; FOR USE WITH OPHTHALMOSCOPE RETINOSCOPE TRANSILLUMINATOR SET, NSN: 6540-01-520-6837. 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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