# NSN 6515-01-549-6453: Plug, Ear

NSN 6515-01-549-6453 (also written 6515015496453; NIIN 01-549-6453) is a plug, ear in Federal Supply Class 6515, Medical and Surgical Instruments, Equipment, and Supplies. 5 manufacturer part numbers from 4 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 6515-01-549-6453 (6515015496453)
- NIIN: 01-549-6453 (015496453)
- Item name: PLUG,EAR
- Federal Supply Class: [FSC 6515 Medical and Surgical Instruments, Equipment, and Supplies](https://nsnexplorer.com/fsc/6515/)
- Federal Supply Group: [FSG 65](https://nsnexplorer.com/group/65/)
- Acquisition method suffix code: AMSC Z: a commercial, nondevelopmental or off-the-shelf item. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | EAR PLUG EP-3 SONIC DEFENDER MEDIUM 1PR |
| FEAT | SPECIAL FEATURES | EP-3 SONIC DEFENDERS,MEDIUM, 1 PAIR; COLOR CLEAR; 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 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3453 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6515NCM071317 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| EP3-M | Z08B8 | MCKAY RADIO ACCESSORIES MCKAY ASSOCIATES PTY LTD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| EP3-MPR | 0BJZ8 | SUREFIRE, LLC DBA SUREFIRE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| SONIC DEFENDERS MEDIUM | 0BJZ8 | SUREFIRE, LLC DBA SUREFIRE LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6515015496453&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6515015496453
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/6515-01-549-6453/
JSON: https://nsnexplorer.com/api/nsn/6515-01-549-6453.json