The Valve,stop-Check, cataloged under National Stock Number 4820-01-415-1069, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 13 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-415-1069 |
| Primary Part Number | B10-1084B-02TSG DWG 7340-074 |
| Item Name | Valve,stop-Check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Velan Valve Corp. |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 3.000 INCHES ALL ENDS IN |
| Connection Style | BEVELED (PIPE) ALL ENDS |
| Mounting Position | VERTICAL |
| Connection Type | BUTT WELD PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 458.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Maximum Operating Temp | 775.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Attachment Method | BOLTED |
| Media for Which Designed | STEAM SINGLE RESPONSE |
| Material | STEEL BODY |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| B10-1084B-02TSG DWG 7340-074 PRIMARY | Velan Valve Corp. (USA) |
| Reference | Meaning |
|---|---|
| P3-32964-G1 ITEM 14 | 5/9 Secondary reference Velan Valve Corp. |
| 2667494 | 5/9 Secondary reference Naval Sea Systems Command |
| B10-1084B-02TS, | 5/9 Secondary reference Velan Valve Corp. |
| B10-104B-02TSGDWG7340-074 | 5/9 Secondary reference Velan Valve Corp. |
| P3-32964-G1 ITEM 14 7340-074-BW | 5/9 Secondary reference Velan Valve Corp. |
| P3-32964-G1-14 B10-1084B-02TS | 5/9 Secondary reference Velan Valve Corp. |
NSN 4820-01-415-1069 is a Valve,stop-Check, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-415-1069 has 1 manufacturer part number on file: B10-1084B-02TSG DWG 7340-074 (Velan Valve Corp.).
Key specifications for B10-1084B-02TSG DWG 7340-074: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN; Connection Style: BEVELED (PIPE) ALL ENDS; Mounting Position: VERTICAL. 13 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.