# NSN 4820-01-596-1587: Cock, Shutoff, Screw Stem

NSN 4820-01-596-1587 (also written 4820015961587; NIIN 01-596-1587) is a cock, shutoff, screw stem in Federal Supply Class 4820, Valves, Nonpowered. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 4820-01-596-1587 (4820015961587)
- NIIN: 01-596-1587 (015961587)
- Item name: COCK,SHUTOFF,SCREW STEM
- Federal Supply Class: [FSC 4820 Valves, Nonpowered](https://nsnexplorer.com/fsc/4820/)
- Federal Supply Group: [FSG 48](https://nsnexplorer.com/group/48/)
- Acquisition method suffix code: AMSC H: the government lacks sufficient, accurate or legible data to buy from other sources. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJF | THREAD DIRECTION | FIRST END RIGHT-HAND |
| AAJF | THREAD DIRECTION | SECOND END RIGHT-HAND |
| ADQU | FLOW CONTROL DEVICE | NEEDLE |
| AGAV | END ITEM IDENTIFICATION | HYDRAULIC KIT, LOWER HATCH ASSEMBLY |
| AHNC | CONNECTION STYLE | — |
| AQLR | VALVE OPERATION METHOD | MANUAL |
| AWLS | CONNECTION TYPE | FIRST END THREADED INTERNAL PIPE |
| AWLS | CONNECTION TYPE | SECOND END THREADED INTERNAL PIPE |
| CQJX | NOMINAL THREAD SIZE | FIRST END INCHES 0.500 |
| CQJX | NOMINAL THREAD SIZE | SECOND END INCHES 0.375 |
| CQQF | OPERATING PRESSURE | SINGLE RESPONSE BAR MAXIMUM 700.0 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | GAUGE SHUT-OFF VALVE |
| MATT | MATERIAL | BODY STEEL |
| STYL | STYLE DESIGNATOR | — |
| THSD | THREAD SERIES DESIGNATOR | FIRST END NPT |
| THSD | THREAD SERIES DESIGNATOR | SECOND END NPT |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 167-7066805-348 | 53711 | NAVAL SEA SYSTEMS COMMAND | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| H547-2003-348 | 96169 | ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| NV-251 | 26952 | ENERPAC TOOL GROUP CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-25 | $178.18 | 1 | WOMACK MACHINE SUPPLY CO., LLC DBA EVOLUTION MOTION SOLUTIONS | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015961587) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-25 | [SPE7MC26V4628](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015961587) | COCK, SHUTOFF, SCREW STEM | — | $178.18 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=4820015961587&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=4820015961587
- 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/4820-01-596-1587/
JSON: https://nsnexplorer.com/api/nsn/4820-01-596-1587.json