The Plug,ear, cataloged under National Stock Number 6515-01-549-6448, 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 Surefire, Llc Dba Surefire Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: PR.
| Parameter | Value |
|---|---|
| NSN | 6515-01-549-6448 |
| Primary Part Number | EP3-SPR |
| Item Name | Plug,ear |
| FSC / FSG | 6515 / 65 — Medical and Surgical Instruments, Equipment, and Supplies |
| Manufacturer | Surefire, Llc Dba Surefire 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 | PR |
| Part Number | Manufacturer |
|---|---|
| EP3-SPR PRIMARY | Surefire, Llc Dba Surefire Llc (USA) |
| Reference | Meaning |
|---|---|
| 6515NCM071316 | 5/1 Secondary reference Defense Medical Standardization Board |
| 3450 | 5/1 Secondary reference U.S. Government activity |
| SONIC DEFENDERS SMALL | 5/1 Secondary reference Surefire, Llc Dba Surefire Llc |
NSN 6515-01-549-6448 is a Plug,ear, manufactured by Surefire, Llc Dba Surefire Llc, classified under FSC 6515, Medical and Surgical Instruments, Equipment, and Supplies. Status: active.
NSN 6515-01-549-6448 has 1 manufacturer part number on file: EP3-SPR (Surefire, Llc Dba Surefire Llc).
Key specifications for EP3-SPR: Special Features: EP-3 SONIC DEFENDERS, SMALL, CLEAR, 1 PAIR; 9DB NOISE REDUCTINOS RATING (NRR) WITH STOPPERS OUT; 16DB(NRR)WITH STOPPERS IN, LOWERS POTENTIALLY DANGEROUS NOISE LEVELS ABOVE 80DB; ERGONOMIC DESIGN CONFORMS TO THE NATRUAL SHAPE OF EAR FOR COMFORT AND EARPIECE RETENTION; MADE FROM SOFT, HYPOALLERGENIC, MEDICAL-GRADE POLYMER;LOW-PROFILE DESIGN. DB; Part Name Assigned by Controlling Agency: EAR PLUG EP-3 SONIC DEFENDER SMALL 1PR. 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.