PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22004Speculum,otoscope

Welch Allyn, Inc. · NSN 6515-01-144-2612 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-144-2612 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-144-2612. Primary manufacturer part number: 22004.
Features
  • Speculum,otoscope — FSC 6515
  • Mounting Type for Which Designed: EXPANSION RING
  • Design Type: AURAL
  • Material: PLASTIC POLYPROPYLENE OVERALL
  • Size Designator: 4 MM MM
  • 3 verified cross-references
  • Primary manufacturer: Welch Allyn, Inc.
Applications
  • Applications requiring Plastic Polypropylene Overall construction
General Description

The Speculum,otoscope, cataloged under National Stock Number 6515-01-144-2612, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6515-01-144-2612
Primary Part Number22004
Item NameSpeculum,otoscope
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerWelch Allyn, Inc.
StatusCANCELLED
Mounting Type for Which DesignedEXPANSION RING
Design TypeAURAL
MaterialPLASTIC POLYPROPYLENE OVERALL
Size Designator4 MM MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
Successor5340-01-668-6527 (22004)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
No Item Name Available
5340-01-668-652722004 SUCCESSOR
Bracket,double Angle
Consolidated Sewing Machine Corp
5960-00-107-758322004 INTERCHANGEABLE
Electron Tube
Gaf Corp
3110-00-156-3444FS88501-1V1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
4730-00-184-91241103 3-4X1-2 INTERCHANGEABLE
Elbow,pipe
Flagg Stanley G & Co Inc Dba Flagg Brass
4730-00-231-3961 INTERCHANGEABLE
Elbow,pipe to Tube
5310-00-264-1993 INTERCHANGEABLE
Washer,lock
6645-00-333-3354 INTERCHANGEABLE
Bridge Assy,center
4030-00-880-3096 INTERCHANGEABLE
Thimble,rope
5120-00-883-624422004 INTERCHANGEABLE
Clamp,c
Wilton Corp Wilton Tool Div
Cross-Reference Index
Part NumberManufacturer
22004 Welch Allyn Holdings, Inc. (USA)
6515L335419 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
22004 PRIMARY Welch Allyn, Inc. (USA)
Related Parts
SUCCESSOR 5340-01-668-6527 Bracket,double Angle · 22004
6515-00-216-1982SUCCESSOR
NO ITEM NAME AVAILABLE
5960-00-107-7583INTERCHANGEABLE
ELECTRON TUBE
22004
3110-00-156-3444INTERCHANGEABLE
BEARING,BALL,ANNULAR
FS88501-1V1
4730-00-184-9124INTERCHANGEABLE
ELBOW,PIPE
1103 3-4X1-2
4730-00-231-3961INTERCHANGEABLE
ELBOW,PIPE TO TUBE
5310-00-264-1993INTERCHANGEABLE
WASHER,LOCK
6645-00-333-3354INTERCHANGEABLE
BRIDGE ASSY,CENTER
4030-00-880-3096INTERCHANGEABLE
THIMBLE,ROPE
5120-00-883-6244INTERCHANGEABLE
CLAMP,C
22004
5910-00-980-7537INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
5940-00-983-6099INTERCHANGEABLE
TERMINAL BOARD
672 GP 04

Frequently Asked Questions

What is NSN 6515-01-144-2612?

NSN 6515-01-144-2612 is a Speculum,otoscope, manufactured by Welch Allyn, Inc., classified under FSC 6515 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6515-01-144-2612?

NSN 6515-01-144-2612 has 3 cross-referenced part numbers: 22004 (Welch Allyn Holdings, Inc.), 6515L335419 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia), 22004 (Welch Allyn, Inc.).

What NSN replaces 6515-01-144-2612?

There are 12 known substitutes for 6515-01-144-2612: 6515-00-216-1982, 5340-01-668-6527, 5960-00-107-7583 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22004?

Key specifications for 22004: Special Features: REUSABLE; FOR USE WITH DIAGNOSTIC OTOSCOPE TO EXAMINE PEDIATRIC PATIENTS; WELCH ALLYN OTOSCOPE 24000; Mounting Type for Which Designed: EXPANSION RING; Part Name Assigned by Controlling Agency: SPECULUM OTOSCOPE AURAL EXPANSION RING PLAS REUSABLE 4MM MM; Design Type: AURAL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6515-01-144-2612 still in active supply?

NSN 6515-01-144-2612 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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