The Valve,vent, cataloged under National Stock Number 4820-01-596-8323, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Valve,vent |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Carver Pump Company (CAGE 10941); Swagelok Co (CAGE 3T9T9) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-596-8323 |
| Primary Part Number | SS-4P-6 |
| Item Name | Valve,vent |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 576-4P-6-320 | Carver Pump Company (USA) |
| SS-4P-6 PRIMARY | Swagelok Co (USA) |
NSN 4820-01-596-8323 is a Valve,vent, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-596-8323 has 2 manufacturer part numbers on file: 576-4P-6-320 (Carver Pump Company), SS-4P-6 (Swagelok Co).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.