PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

24400-USpeculum Set,ear

Welch Allyn, Inc. · NSN 6515-01-590-6688 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-590-6688 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-590-6688. Primary manufacturer part number: 24400-U.
Features
  • Speculum Set,ear — FSC 6515
  • Features Provided: REUSABLE
  • Unit Quantity Per Set: 4
  • Material: PLASTIC POLYPROPYLENE
  • 6 verified cross-references
  • Primary manufacturer: Welch Allyn, Inc.
Applications
  • Applications requiring Plastic Polypropylene construction
General Description

The Speculum Set,ear, cataloged under National Stock Number 6515-01-590-6688, is classified within Federal Supply Class 6515 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Welch Allyn, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: SE.

Technical Specifications
ParameterValue
NSN6515-01-590-6688
Primary Part Number24400-U
Item NameSpeculum Set,ear
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerWelch Allyn, Inc.
StatusACTIVE
Features ProvidedREUSABLE
Unit Quantity Per Set4
MaterialPLASTIC POLYPROPYLENE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueSE
Verified Substitutes 7
5305-00-434-4233 INTERCHANGEABLE
Screw
5330-00-515-395620434 INTERCHANGEABLE
Gasket
Hydro-Aire Aerospace Corp
5940-01-052-764410-201-4 INTERCHANGEABLE
Terminal,stud
Concord Electronics, Inc.
4130-01-181-442920434 INTERCHANGEABLE
Condensing Unit,refrigerating
Hussmann Refrigerator Co
5950-01-217-9036 INTERCHANGEABLE
Coil,electrical
2590-01-244-733620434 INTERCHANGEABLE
Piston,brake,winch
Twg Canada Consolidated Inc
7490-01-562-490420434 INTERCHANGEABLE
Shredding Machine,paper
Dahle North America Inc
Cross-Reference Index
Part NumberManufacturer
6515NCM105729 Defense Medical Standardization Board (USA)
20434 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
POLY SPECULA SET OF 4 Welch Allyn Holdings, Inc. (USA)
POLY SPECULA SET OF 4 Welch Allyn, Inc. (USA)
24400-U PRIMARY Welch Allyn, Inc. (USA)
24400-U Welch Allyn Holdings, Inc. (USA)
Related Parts
5305-00-434-4233INTERCHANGEABLE
SCREW
5330-00-515-3956INTERCHANGEABLE
GASKET
20434
5940-01-052-7644INTERCHANGEABLE
TERMINAL,STUD
10-201-4
4130-01-181-4429INTERCHANGEABLE
CONDENSING UNIT,REFRIGERATING
20434
5950-01-217-9036INTERCHANGEABLE
COIL,ELECTRICAL
2590-01-244-7336INTERCHANGEABLE
PISTON,BRAKE,WINCH
20434
7490-01-562-4904INTERCHANGEABLE
SHREDDING MACHINE,PAPER
20434

Frequently Asked Questions

What is NSN 6515-01-590-6688?

NSN 6515-01-590-6688 is a Speculum Set,ear, manufactured by Welch Allyn, Inc., classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-590-6688?

NSN 6515-01-590-6688 has 6 cross-referenced part numbers: 6515NCM105729 (Defense Medical Standardization Board), 20434 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), POLY SPECULA SET OF 4 (Welch Allyn Holdings, Inc.), POLY SPECULA SET OF 4 (Welch Allyn, Inc.), 24400-U (Welch Allyn, Inc.) and 1 more.

What NSN replaces 6515-01-590-6688?

There are 7 known substitutes for 6515-01-590-6688: 5305-00-434-4233, 5330-00-515-3956, 5940-01-052-7644 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 24400-U?

Key specifications for 24400-U: Part Name Assigned by Controlling Agency: SPECULA PANOPTIC OPHTHALMOSCOPE AND OTOSCOPE SET OF 4; Features Provided: REUSABLE; Unit Quantity Per Set: 4; Special Features: SPECULA, OPHTHALMOSCOPE AND OTOSCOPE; SET OF 4; INCLUDES ONE EACH OF SIZE 2.5 MM, 3.0 MM, 4.0 MM, AND 5.0 MM; REUSABLE; POLYPROPYLENE; DURABLE; LIGHT WEIGHT; CAPABLE OF BEING AUTOCLAVED, BOILED, OR STERILIZED IN SOLUTION; COLOR: BLACK; FOR USE WITH END ITEM PANOPTIC OPHTHALMOSCOPE AND OTOSCOPE SET, NSN 6515015648377 MM. 6 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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