The Valve,check, cataloged under National Stock Number 4820-01-630-0415, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pacific Consolidated Industries Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-630-0415 |
| Primary Part Number | 585601-121 |
| Item Name | Valve,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Pacific Consolidated Industries Llc |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.375 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 0.50 INCHES SECOND END IN |
| Material Document and Classification | 316STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE BODY |
| Material | STEEL COMP 316 BODY |
| 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 |
|---|---|
| 585601-121 | Pacific Consolidated Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 1308-F-18 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-630-0415 is a Valve,check, manufactured by Pacific Consolidated Industries Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-630-0415 has 1 manufacturer part number on file: 585601-121 (Pacific Consolidated Industries Llc).
Key specifications for 585601-121: Nominal Pipe Size Accommodated: 0.375 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 0.50 INCHES SECOND END IN; Material Document and Classification: 316STAINLESS STEEL MFR REF SINGLE MATERIAL RESPONSE BODY; Special Features: O-RING SEAL MATERIAL VITON; 5PSI CRACK PRESSURE. 4 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.