The Valve,stop and Stop Check, cataloged under National Stock Number 4820-01-487-0245, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-487-0245 |
| Item Name | Valve,stop and Stop Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| 803-2177934-B62X-90 | 5/1 Secondary reference U.S. Government activity |
| 803-2177934-B61X-90 | 3/2 Design control — primary reference U.S. Government activity |
| 803-2177934-B71X-90 | 5/1 Secondary reference U.S. Government activity |
NSN 4820-01-487-0245 is a Valve,stop and Stop Check, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-487-0245: Special Features: SPECIAL REBUILD KIT FOR QUICK TURN AROUND FOR 688 SUBMARINE OVERHAUL SHIP YARD USE ONLY; Part Name Assigned by Controlling Agency: BRONZE BONNET/STEM ASSY (STAKED DISC 3/4 - 2 STOP). 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.
NSN 4820-01-487-0245 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.