# NSN 6515-01-537-1531: Mask, Respirator

NSN 6515-01-537-1531 (also written 6515015371531; NIIN 01-537-1531) is a mask, respirator in Federal Supply Class 6515, Medical and Surgical Instruments, Equipment, and Supplies. 5 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 6515-01-537-1531 (6515015371531)
- NIIN: 01-537-1531 (015371531)
- Item name: MASK,RESPIRATOR
- 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 |
| --- | --- | --- |
| ALCD | USAGE DESIGN | PARTICULATE BARRIER |
| SUPP | SUPPLEMENTARY FEATURES | MOST ADVANCED PARTICULATE BARRIER AGAINST 0.3 MICRON BACTERIA, SPORES AND VIRUSES; CERTIFIED TO THE NIOSH N95 STANDARD FOR DISPOSABLE PARTICULATE RESPIRATORS; CARBON LAYER FOR RELIEF AGAINST NUISANCE LEVELS OF ORGANIC VAPORS; FLUID-RESISTANT OUTER LAYER; SECURE, COMFORTABLE FIT W/PADDING, ADJUSTABLE NOSE BRIDGE, LOW BREATHING RESISTANCE; FLATFOLD DESIGN FOR EASY STORAGE; PERFORMS FOR FULL 8 HOURS AT EXTREMELY HIGH LEVELS OF BACTERIA AND VIRUSES; 4 YR EFFECTIVE LIFE IN SEALED POUCH-8 HRS OUT OF POUCH; CONTAINS IODINE; BLUEOR GRAY COLOR |
| HUES | COLOR | BLUE |
| SHPE | SHAPE | CUPPED |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | MASK, NAR RESPIRATOR |
| FEAT | SPECIAL FEATURES | SUPPLIED IN SMALL RUGGED CASE WITH RAPID ACCESS PULL TABS; PROVIDES FRONT-LINE PROTECTION FOR WARFIGHTERS AND TACTICAL HEALTH CAREPROFESSIONALS AGAINST VIRAL AND BACTERIAL THREATS WICH AN ADVANCED PARTICULATEBARRIER; PROVIDES CONSISTENT AND RELIABLE ANTIMICROBIAL PRODUCT PROTECTION FROM BACTERIA, SPORES AND, VIRUSES; COMPONENT OF NSN 6515-01-537-1534, NAR PERSONAL PROTECTION KIT BLUE OR GREY COLOR |
| ALJP | SIZE DESIGNATION | ADULT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 06-0046 | 89875 | DEFENSE LOGISTICS AGENCY DIRECTORATE OF MEDICAL MATERIEL DEFENSE SUPPLY CENTER PHILADELPHIA | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6515NCM060043 | 64616 | DEFENSE MEDICAL STANDARDIZATION BOARD | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 70-0006 | 06ST7 | NORTH AMERICAN RESCUE, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-STD-129P | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| TRIOSYN RESPIRATOR | 06ST7 | NORTH AMERICAN RESCUE, LLC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-08-25 | $9.68 | 20 | NORTH AMERICAN RESCUE, LLC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6515015371531) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-25 | [SPE2DS26V9137](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6515015371531) | MASK, RESPIRATOR | NORTH AMERICAN RESCUE, LLC | $193.60 |
| 2026-08-25 | [SPE2DS26V9137](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6515015371531) | MASK, RESPIRATOR | NORTH AMERICAN RESCUE, LLC | $193.60 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=6515015371531&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=6515015371531
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- 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/6515-01-537-1531/
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