# NSN 2520-01-164-0077: Breather

NSN 2520-01-164-0077 (also written 2520011640077; NIIN 01-164-0077) is a breather in Federal Supply Class 2520, Vehicular Power Transmission Components. 4 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 2520-01-164-0077 (2520011640077)
- NIIN: 01-164-0077 (011640077)
- Item name: BREATHER
- Federal Supply Class: [FSC 2520 Vehicular Power Transmission Components](https://nsnexplorer.com/fsc/2520/)
- Federal Supply Group: [FSG 25](https://nsnexplorer.com/group/25/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABHE | OUTSIDE DIAMETER | INCHES MAXIMUM 1.693 |
| ABKW | OVERALL HEIGHT | INCHES MAXIMUM 1.312 |
| AGAV | END ITEM IDENTIFICATION | 2410-01-126-7902 |
| AWLS | CONNECTION TYPE | THREADED |
| CQRG | BODY MATERIAL | STEEL |
| FEAT | SPECIAL FEATURES | CORROSION RESISTANT KNITTED MESH STEEL PAD;1.850 IN.RECESSED HEX |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| THDS | THREAD SIZE AND SERIES/TYPE DESIGNATOR | NPTF 1 TO 4-18 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 203986 | 92859 | MIDAS INTL CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9G-5127 | HD208 | PON EQUIPMENT B.V. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9G5127 | 0AZK3 | CATERPILLAR INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 9G5127 | 11083 | CATERPILLAR INC DIV CATERPILLAR DEFENSE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-16 | [SPE7LX21D0087/SPE7LX27FA18T](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.56 |
| 2026-10-07 | [SPE7LX21D0087/SPE7LX27FA729](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA231](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA402](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA424](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA447](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA507](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-10-01 | [SPE7LX21D0087/SPE7LX27FA571](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBH3W](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBF1Q](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBF3A](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-29 | [SPE7LX21D0087/SPE7LX26FBG4Q](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBA1Z](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBV11](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBW50](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBW52](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-25 | [SPE7LX21D0087/SPE7LX26FBX38](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBR81](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $51.88 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBS32](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBS39](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-09-24 | [SPE7LX21D0087/SPE7LX26FBS82](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $25.94 |
| 2026-09-23 | [SPE7LX21D0087/SPE7LX26FBL14](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.97 |
| 2026-09-21 | [SPE7LX21D0087/SPE7LX26FBE80](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $12.56 |
| 2026-09-17 | [SPE7LX21D0087/SPE7LX26FBA51](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077) | BREATHER | ATLANTIC DIVING SUPPLY, INC. DBA ADS | $155.64 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2520011640077&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2520011640077
- 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.

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