PartsTable TECHNICAL DATA SHEET
SEPTEMBER 2026Technical Data Sheet

5887Diaphragm,adjustment Valve,respi

Nellcor Puritan Bennett Llc Dba Covidien Div Covidien · NSN 6530-01-330-8020 · FSC 6530 · No Item Name Available
Verified by PartsTable
NSN 6530-01-330-8020 — this item is cataloged by the U.S. Government under National Stock Number 6530-01-330-8020. Primary manufacturer part number: 5887.
Features
  • Diaphragm,adjustment Valve,respi — FSC 6530
  • General Characteristics Item Description: FOR USE ON RESPIRATOR; MODEL MA-1
  • Purchase Description Identification: 1W335-5887
  • 1 verified cross-reference
  • Primary manufacturer: Nellcor Puritan Bennett Llc Dba Covidien Div Covidien
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Diaphragm,adjustment Valve,respi, cataloged under National Stock Number 6530-01-330-8020, is classified within Federal Supply Class 6530 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Nellcor Puritan Bennett Llc Dba Covidien Div Covidien. Government technical data includes 2 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6530-01-330-8020
Primary Part Number5887
Item NameDiaphragm,adjustment Valve,respi
FSC / FSG6530 / 65 — No Item Name Available
ManufacturerNellcor Puritan Bennett Llc Dba Covidien Div Covidien
StatusACTIVE
General Characteristics Item DescriptionFOR USE ON RESPIRATOR; MODEL MA-1
Purchase Description Identification1W335-5887
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor5340-01-459-6329 (5887)
HAZMATNo
Unit of IssueEA
⇄ Verified Substitutes 9
5340-01-459-63295887 SUCCESSOR
Plunger,detent
O F Mossberg & Sons Inc
2825-00-036-33775887 INTERCHANGEABLE
Impeller
Northrop Grumman Systems Corporation Div Marine Systems
1650-00-101-7836DS-935245 INTERCHANGEABLE
Clip,return Plate
Eaton Aerospace, Llc Dba Jackson South
5310-00-141-3447 INTERCHANGEABLE
Washer,flat
5950-00-154-0291DW27 INTERCHANGEABLE
Transformer,power
Honeywell Intl Inc Defense Avionics Systems
5950-00-175-70881802287-2 INTERCHANGEABLE
Coil,radio Frequency
Northrop Grumman Systems Corporation
5330-01-142-8421 INTERCHANGEABLE
Packing,preformed
6240-01-420-92555887 INTERCHANGEABLE
Lamp,incandescent
Independent Rough Terrain Center Llc
5330-01-658-5803588-7 INTERCHANGEABLE
Gasket
Ernst, John C & Co, Inc.
Cross-Reference Index
Part NumberManufacturer
5887 Nellcor Puritan Bennett Llc Dba Covidien Div Covidien (USA)
Related Parts
SUCCESSOR 5340-01-459-6329 Plunger,detent · 5887
2825-00-036-3377INTERCHANGEABLE
IMPELLER
5887
1650-00-101-7836INTERCHANGEABLE
CLIP,RETURN PLATE
DS-935245
5310-00-141-3447INTERCHANGEABLE
WASHER,FLAT
5950-00-154-0291INTERCHANGEABLE
TRANSFORMER,POWER
DW27
5950-00-175-7088INTERCHANGEABLE
COIL,RADIO FREQUENCY
1802287-2
5330-01-142-8421INTERCHANGEABLE
PACKING,PREFORMED
6240-01-420-9255INTERCHANGEABLE
LAMP,INCANDESCENT
5887
5330-01-658-5803INTERCHANGEABLE
GASKET
588-7

Frequently Asked Questions

What is NSN 6530-01-330-8020?

NSN 6530-01-330-8020 is a Diaphragm,adjustment Valve,respi, manufactured by Nellcor Puritan Bennett Llc Dba Covidien Div Covidien, classified under FSC 6530 (No Item Name Available). Status: active.

What are the part numbers for NSN 6530-01-330-8020?

NSN 6530-01-330-8020 has 1 cross-referenced part number: 5887 (Nellcor Puritan Bennett Llc Dba Covidien Div Covidien).

What NSN replaces 6530-01-330-8020?

There are 9 known substitutes for 6530-01-330-8020: 5340-01-459-6329, 2825-00-036-3377, 1650-00-101-7836 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5887?

Key specifications for 5887: Part Name Assigned by Controlling Agency: DIAPHRAGM ADJUSTMENT VALVE RESPIRATOR END ITEM 6530-00-412-1774; General Characteristics Item Description: FOR USE ON RESPIRATOR; MODEL MA-1; Purchase Description Identification: 1W335-5887; End Item Identification: 6530-00-412-1774. 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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