# NSN 4320-00-786-6977: Piston, Pump

NSN 4320-00-786-6977 (also written 4320007866977; NIIN 00-786-6977) is a piston, pump in Federal Supply Class 4320, Power and Hand Pumps. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4320-00-786-6977 (4320007866977)
- NIIN: 00-786-6977 (007866977)
- Item name: PISTON,PUMP
- Federal Supply Class: [FSC 4320 Power and Hand Pumps](https://nsnexplorer.com/fsc/4320/)
- Federal Supply Group: [FSG 43](https://nsnexplorer.com/group/43/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| SUPP | SUPPLEMENTARY FEATURES | 56 TO 62 ROCKWELL C HARDNESS; 1.575 TO 1.580 IN. LONG |
| AGAV | END ITEM IDENTIFICATION | 4320008799520; 55021 PUMP |
| MATT | MATERIAL | STEEL |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 55409 | 93835 | PARKER HANNIFIN CORPORATION DIV HYDRAULIC SYSTEMS DIVISION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-24 | [SPE4A126P1529](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320007866977) | PISTON, PUMP | — | $990.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4320007866977&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4320007866977
- 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/4320-00-786-6977/
JSON: https://nsnexplorer.com/api/nsn/4320-00-786-6977.json