PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15580AExhalation Valve Assy

Viasys Healthcard · NSN 6515-01-588-6820 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-588-6820 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-588-6820. Primary manufacturer part number: 15580A.
Features
  • Exhalation Valve Assy — FSC 6515
  • 2 verified cross-references
  • Primary manufacturer: Viasys Healthcard
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Exhalation Valve Assy, cataloged under National Stock Number 6515-01-588-6820, 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 Viasys Healthcard. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6515-01-588-6820
Primary Part Number15580A
Item NameExhalation Valve Assy
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerViasys Healthcard
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-100-316315580 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
5996-00-163-179715580 INTERCHANGEABLE
Amplifier,audio Frequency
Leica Inc Surveying and Photogrammetry Systems Div
3020-00-988-69324880H20 3-16 INTERCHANGEABLE
Gear,spur
Harmonic Drive L.l.c.
3120-01-168-994915580-140-04 INTERCHANGEABLE
Bushing,sleeve
William Powell Company, the Dba Powell Valve Div the Starflo Corporation
3030-01-389-57867580 INTERCHANGEABLE
Belt,v
Gates Corporation
3030-01-667-994815580 INTERCHANGEABLE
Belt,v
Muviq Usa, Llc
Cross-Reference Index
Part NumberManufacturer
15580A Viasys Healthcard (USA)
15580 Viasys Healthcard (USA)
Related Parts
3110-00-100-3163INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
15580
5996-00-163-1797INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
15580
3020-00-988-6932INTERCHANGEABLE
GEAR,SPUR
4880H20 3-16
3120-01-168-9949INTERCHANGEABLE
BUSHING,SLEEVE
15580-140-04
3030-01-389-5786INTERCHANGEABLE
BELT,V
7580
3030-01-667-9948INTERCHANGEABLE
BELT,V
15580

Frequently Asked Questions

What is NSN 6515-01-588-6820?

NSN 6515-01-588-6820 is a Exhalation Valve Assy, manufactured by Viasys Healthcard, classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-588-6820?

NSN 6515-01-588-6820 has 2 cross-referenced part numbers: 15580A (Viasys Healthcard), 15580 (Viasys Healthcard).

What NSN replaces 6515-01-588-6820?

There are 6 known substitutes for 6515-01-588-6820: 3110-00-100-3163, 5996-00-163-1797, 3020-00-988-6932 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15580A?

Key specifications for 15580A: End Item Identification: TBIRD AVS III. 1 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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