PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2646Sensor,oxygen Monitoring

Masimo Corporation · NSN 6515-01-590-8905 · FSC 6515 · No Item Name Available
Verified by PartsTable
NSN 6515-01-590-8905 — this item is cataloged by the U.S. Government under National Stock Number 6515-01-590-8905. Primary manufacturer part number: 2646.
Features
  • Sensor,oxygen Monitoring — FSC 6515
  • Size Designation: ADULT
  • 4 verified cross-references
  • Primary manufacturer: Masimo Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sensor,oxygen Monitoring, cataloged under National Stock Number 6515-01-590-8905, 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 Masimo Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 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: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6515-01-590-8905
Primary Part Number2646
Item NameSensor,oxygen Monitoring
FSC / FSG6515 / 65 — No Item Name Available
ManufacturerMasimo Corporation
StatusACTIVE
Size DesignationADULT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5930-00-110-08292646 INTERCHANGEABLE
Switch,rotary
General Microwave Corporation Div Kratos Microwave Electronics
3110-00-111-734302-0646-20 INTERCHANGEABLE
Bearing,ball,annular
Scotsman Industries Inc Div Scotsman Ice Systems
5330-00-252-3908 INTERCHANGEABLE
Gasket
3431-00-496-3094 INTERCHANGEABLE
Nozzle,welding
5935-00-511-6572 INTERCHANGEABLE
Connector,receptacle,electrical
5120-00-595-9463 INTERCHANGEABLE
Punch,tube Belling,hand
5970-01-028-44332646 INTERCHANGEABLE
Insulator,standoff
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5331-01-038-0926757 262 INTERCHANGEABLE
O-Ring
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5310-01-045-8941 INTERCHANGEABLE
Nut,plain,knurled
5305-01-047-78412646 INTERCHANGEABLE
Screw,cap,hexagon Head
Clayton Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
6515NCM105664 Defense Medical Standardization Board (USA)
2646 PRIMARY Masimo Corporation (USA)
DC-3 SC-200 ADULT SPOT CHECK Masimo Corporation (USA)
20258 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
Related Parts
5930-00-110-0829INTERCHANGEABLE
SWITCH,ROTARY
2646
3110-00-111-7343INTERCHANGEABLE
BEARING,BALL,ANNULAR
02-0646-20
5330-00-252-3908INTERCHANGEABLE
GASKET
3431-00-496-3094INTERCHANGEABLE
NOZZLE,WELDING
5935-00-511-6572INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5120-00-595-9463INTERCHANGEABLE
PUNCH,TUBE BELLING,HAND
5970-01-028-4433INTERCHANGEABLE
INSULATOR,STANDOFF
2646
5331-01-038-0926INTERCHANGEABLE
O-RING
757 262
5310-01-045-8941INTERCHANGEABLE
NUT,PLAIN,KNURLED
5305-01-047-7841INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
2646
5962-01-097-0008INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
MM54C20J
6150-01-146-2091INTERCHANGEABLE
LEAD,ELECTRICAL
20258

Frequently Asked Questions

What is NSN 6515-01-590-8905?

NSN 6515-01-590-8905 is a Sensor,oxygen Monitoring, manufactured by Masimo Corporation, classified under FSC 6515 (No Item Name Available). Status: active.

What are the part numbers for NSN 6515-01-590-8905?

NSN 6515-01-590-8905 has 4 cross-referenced part numbers: 6515NCM105664 (Defense Medical Standardization Board), 2646 (Masimo Corporation), DC-3 SC-200 ADULT SPOT CHECK (Masimo Corporation), 20258 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia).

What NSN replaces 6515-01-590-8905?

There are 12 known substitutes for 6515-01-590-8905: 5930-00-110-0829, 3110-00-111-7343, 5330-00-252-3908 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2646?

Key specifications for 2646: End Item Identification: 6515-01-590-8493, OXIMETER, PULSE (CANCELLED NIIN); 6515-01-590-8594, OXIMETER, PULSE; AND 6515-01-572-7224, OXIMETER, PULSE, RAD-57 MASIMO.; Part Name Assigned by Controlling Agency: SENSOR SPO2 SPHB SPMET ADULT REUSABLE MASIMO RAINBOW DC 3 SC 200 DC 20 PIN SPOT CHECK; Special Features: SENSOR AND CONNECTOR, MASIMO RAINBOW DC-3 SC-200, OXYGEN SATURATION (SPO2), HEMOGLOBIN (SPHB), AND METHEMOGLOBIN (SPMET); REUSABLE; SIZE: ADULT; SPOT CHECK; 200 TESTS; 20-PIN; 3 FEET FT; Size Designation: ADULT. 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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