The Filter,respirator, cataloged under National Stock Number 6515-01-691-9378, 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 Vyaire Medical Inc Div Vyaire Respiratory Diagnostics Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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: CS.
| Parameter | Value |
|---|---|
| NSN | 6515-01-691-9378 |
| Primary Part Number | 303EU |
| Item Name | Filter,respirator |
| FSC / FSG | 6515 / 65 — Medical and Surgical Instruments, Equipment, and Supplies |
| Manufacturer | Vyaire Medical Inc Div Vyaire Respiratory Diagnostics Llc |
| 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 | CS |
| Part Number | Manufacturer |
|---|---|
| 303EU PRIMARY | Vyaire Medical Inc Div Vyaire Respiratory Diagnostics Llc (USA) |
| Reference | Meaning |
|---|---|
| 1584088 | 5/1 Secondary reference U.S. Government activity |
| 6515NCM206582 | 5/1 Secondary reference Defense Medical Standardization Board |
NSN 6515-01-691-9378 is a Filter,respirator, manufactured by Vyaire Medical Inc Div Vyaire Respiratory Diagnostics Llc, classified under FSC 6515, Medical and Surgical Instruments, Equipment, and Supplies. Status: active.
NSN 6515-01-691-9378 has 1 manufacturer part number on file: 303EU (Vyaire Medical Inc Div Vyaire Respiratory Diagnostics Llc).
Key specifications for 303EU: Special Features: FILTER UNIVERSAL WITHOUT GSP (GAS SAMPLING PORT); BFE 99.9%, VFE 99.8%; DEADSPACE 30.0 ML; WEIGHT 16.0 GRAMS; RESISTANCE 1.8 CM H2O AT 60 LPM; PATIENT CONNECTION 22 MM F; MACHINE CONNECTION 22 MM M/15 MM F. G; Part Name Assigned by Controlling Agency: FILTER BACTERIAL/VIRAL UNIVERSAL W/O GSP 50S. 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.