PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20303Clip,nose,spirometry

Vitalograph Inc · NSN 6515-01-291-3011 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-291-3011 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-291-3011. Primary manufacturer part number: 20303.
Features
  • Clip,nose,spirometry — FSC 6515
  • Features Provided: NONSTERILE AND DISPOSABLE
  • Material: PLASTIC OVERALL
  • 5 verified cross-references
  • Primary manufacturer: Vitalograph Inc
Applications
  • Applications requiring Plastic Overall construction
General Description

The Clip,nose,spirometry, cataloged under National Stock Number 6515-01-291-3011, 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 Vitalograph Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: PG.

Technical Specifications
ParameterValue
NSN6515-01-291-3011
Primary Part Number20303
Item NameClip,nose,spirometry
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerVitalograph Inc
StatusACTIVE
Features ProvidedNONSTERILE AND DISPOSABLE
MaterialPLASTIC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssuePG
Verified Substitutes 10
4140-00-136-9214476730 INTERCHANGEABLE
Guard,fan Impeller
Rotron Incorporated
3110-00-144-8542 INTERCHANGEABLE
Bearing,ball,annular
3110-00-156-6757G10531P11 INTERCHANGEABLE
Bearing,ball,annular
Siemens Energy, Inc.
3120-00-288-5914 INTERCHANGEABLE
Bearing,sleeve
5945-00-346-1704SM-D-321672 INTERCHANGEABLE
Relay Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4820-01-050-907620303 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5365-01-165-262220303 INTERCHANGEABLE
Shim
Moog Inc. Dba Ampac-Isp Corp
6240-01-463-5858 INTERCHANGEABLE
Lamp,fluorescent
5998-01-515-246320303 INTERCHANGEABLE
Holder,electrical Card
Acterna Llc Dba Jdsu
5120-01-601-562720303 INTERCHANGEABLE
Wrench,torque
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
20303 Vitalograph Ltd (GBR)
20.303 Vitalograph Medical Instrumentation (USA)
20303 Vitalograph Medical Instrumentation (USA)
20303 PRIMARY Vitalograph Inc (USA)
88-11-29-27 DDB Air Force Medical Logistics Office (USA)
Related Parts
4140-00-136-9214INTERCHANGEABLE
GUARD,FAN IMPELLER
476730
3110-00-144-8542INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-156-6757INTERCHANGEABLE
BEARING,BALL,ANNULAR
G10531P11
3120-00-288-5914INTERCHANGEABLE
BEARING,SLEEVE
5945-00-346-1704INTERCHANGEABLE
RELAY ASSEMBLY
SM-D-321672
4820-01-050-9076INTERCHANGEABLE
VALVE,SAFETY RELIEF
20303
5365-01-165-2622INTERCHANGEABLE
SHIM
20303
6240-01-463-5858INTERCHANGEABLE
LAMP,FLUORESCENT
5998-01-515-2463INTERCHANGEABLE
HOLDER,ELECTRICAL CARD
20303
5120-01-601-5627INTERCHANGEABLE
WRENCH,TORQUE
20303

Frequently Asked Questions

What is NSN 6515-01-291-3011?

NSN 6515-01-291-3011 is a Clip,nose,spirometry, manufactured by Vitalograph Inc, classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-291-3011?

NSN 6515-01-291-3011 has 5 cross-referenced part numbers: 20303 (Vitalograph Ltd), 20.303 (Vitalograph Medical Instrumentation), 20303 (Vitalograph Medical Instrumentation), 20303 (Vitalograph Inc), 88-11-29-27 DDB (Air Force Medical Logistics Office).

What NSN replaces 6515-01-291-3011?

There are 10 known substitutes for 6515-01-291-3011: 4140-00-136-9214, 3110-00-144-8542, 3110-00-156-6757 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20303?

Key specifications for 20303: Part Name Assigned by Controlling Agency: CLIP NOSE SPIROMETER 10S; Features Provided: NONSTERILE AND DISPOSABLE; Material: PLASTIC OVERALL; Special Features: ROUND SHAPE; BLUE. 4 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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