PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202121Tip,ear,tympanometer

Biologic Systems Corp · NSN 6515-01-470-8516 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-470-8516 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-470-8516. Primary manufacturer part number: 202121.
Features
  • Tip,ear,tympanometer — FSC 6515
  • Overall Diameter: 10.0 MILLIMETERS NOMINAL MM
  • Features Provided: DISPOSABLE
  • Size: PEDIATRIC
  • Shape: CYLINDRICAL
  • Material: PLASTIC POLYURETHANE EITHER EAR
  • Specific Use: EAR
  • 1 verified cross-reference
Applications
  • Applications requiring Plastic Polyurethane Either EAR construction
General Description

The Tip,ear,tympanometer, cataloged under National Stock Number 6515-01-470-8516, 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 Biologic Systems Corp. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6515-01-470-8516
Primary Part Number202121
Item NameTip,ear,tympanometer
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerBiologic Systems Corp
StatusACTIVE
Overall Diameter10.0 MILLIMETERS NOMINAL MM
Features ProvidedDISPOSABLE
SizePEDIATRIC
ShapeCYLINDRICAL
MaterialPLASTIC POLYURETHANE EITHER EAR
Specific UseEAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5905-00-119-8812 INTERCHANGEABLE
Resistor,fixed,composition
3110-00-554-58381B4101 INTERCHANGEABLE
Bearing,ball,annular
Caterpillar Inc Div Caterpillar Defense
4820-01-097-829020212-1 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-098-162520212-1-LM41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-152-770120212-1JM41M INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
5310-01-396-8158202121 INTERCHANGEABLE
Washer,flat
Dometic Marine Canada Inc.
5820-01-433-5717202.121 INTERCHANGEABLE
Modification Kit,radio Equipment
Naval Electronics, Inc
Cross-Reference Index
Part NumberManufacturer
202121 PRIMARY Biologic Systems Corp (USA)
Related Parts
5905-00-119-8812INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
3110-00-554-5838INTERCHANGEABLE
BEARING,BALL,ANNULAR
1B4101
4820-01-097-8290INTERCHANGEABLE
VALVE,SAFETY RELIEF
20212-1
4820-01-098-1625INTERCHANGEABLE
VALVE,SAFETY RELIEF
20212-1-LM41M
4820-01-152-7701INTERCHANGEABLE
VALVE,SAFETY RELIEF
20212-1JM41M
5310-01-396-8158INTERCHANGEABLE
WASHER,FLAT
202121
5820-01-433-5717INTERCHANGEABLE
MODIFICATION KIT,RADIO EQUIPMENT
202.121

Frequently Asked Questions

What is NSN 6515-01-470-8516?

NSN 6515-01-470-8516 is a Tip,ear,tympanometer, manufactured by Biologic Systems Corp, classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-470-8516?

NSN 6515-01-470-8516 has 1 cross-referenced part number: 202121 (Biologic Systems Corp).

What NSN replaces 6515-01-470-8516?

There are 7 known substitutes for 6515-01-470-8516: 5905-00-119-8812, 3110-00-554-5838, 4820-01-097-8290 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 202121?

Key specifications for 202121: Overall Diameter: 10.0 MILLIMETERS NOMINAL MM; Features Provided: DISPOSABLE; Size: PEDIATRIC; Shape: CYLINDRICAL. 7 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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