The Valve,stop and Stop Check, cataloged under National Stock Number 4820-01-458-9016, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-458-9016 |
| Primary Part Number | SS-CHVC045-SC11 |
| Item Name | Valve,stop and Stop Check |
| 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 |
|---|---|
| SS-CHVC045-SC11 PRIMARY | Swagelok Co (USA) |
| 7245941 FIND 17 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| SS-CHVCO4-5-NC1 | C/1 Advisory reference — outside the item-of-supply concept Nupro Co |
| SS-CHVC045-SC11 | 5/9 Secondary reference Nupro Co |
| SS-CHV04-5-NC13 | 5/9 Secondary reference Nupro Co |
NSN 4820-01-458-9016 is a Valve,stop and Stop Check, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-458-9016 has 2 manufacturer part numbers on file: SS-CHVC045-SC11 (Swagelok Co), 7245941 FIND 17 (Naval Sea Systems Command).
Key specifications for SS-CHVC045-SC11: Special Features: VALVE,STOP-CHECK; End Item Identification: HIGH PRESSURE, CAGE 07070. 0 specifications are documented in the U.S. Government catalog.
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.