The Sensor,pulse Oximeter, cataloged under National Stock Number 6515-01-644-5594, is classified within Federal Supply Class 6515 (Medical and Surgical Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Masimo Corporation. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6515-01-644-5594 |
| Primary Part Number | 2503 |
| Item Name | Sensor,pulse Oximeter |
| FSC / FSG | 6515 / 65 — Medical and Surgical Instruments, Equipment, and Supplies |
| Manufacturer | Masimo Corporation |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 126762 | Thornhill Research Inc Dba Thornhill Medical (CAN) |
| 2503 PRIMARY | Masimo Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6515NCM151747 | 5/1 Secondary reference Defense Medical Standardization Board |
| 1293333 | 5/1 Secondary reference U.S. Government activity |
NSN 6515-01-644-5594 is a Sensor,pulse Oximeter, manufactured by Masimo Corporation, classified under FSC 6515, Medical and Surgical Instruments, Equipment, and Supplies. Status: active.
NSN 6515-01-644-5594 has 2 manufacturer part numbers on file: 126762 (Thornhill Research Inc Dba Thornhill Medical), 2503 (Masimo Corporation).
Key specifications for 2503: Special Features: SENSOR, PULSE OXIMETRY, SPO2; EAR CONCHA CLIP; REUSABLE; 3 FEET LONG; DESIGNED FOR USE WITH NSN 6515-01-614-0182, PROPAQ MONITORING SYSTEM, AND OTHER PULSE OXIMETRY MONITORS; INCLUDES LOW-NOISE CABLE FT; Part Name Assigned by Controlling Agency: 6515-01-614-0182 DEFIBRILLATOR/MONITOR-RECORDER SYSTEM. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.