The Valve,angle, cataloged under National Stock Number 4820-01-212-6784, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Vogt Valves, Inc. Dba Vogt Valves Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-212-6784 |
| Primary Part Number | SW1971-2 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Vogt Valves, Inc. Dba Vogt Valves Inc |
| Status | ACTIVE |
| Flow Control Device | DISK |
| Nominal Pipe Size Accommodated | 2.000 INCHES ALL ENDS IN |
| Connection Style | SOCKET ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | ANGLE |
| Operating Pressure | 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Bonnet Attachment Method | BOLTED |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| SW1971-2 PRIMARY | Vogt Valves, Inc. Dba Vogt Valves Inc (USA) |
| Reference | Meaning |
|---|---|
| E-45785-PT SW-1971 | 3/9 Design control — primary reference Flowserve Inc |
| E-45785 PT SW-1971 | 5/9 Secondary reference Mcc Holdings, Inc. Dba Crane Valve North America Use CAGE Code 59309 for Cataloging |
| SW-1971 | C/1 Advisory reference — outside the item-of-supply concept Flowserve Inc |
NSN 4820-01-212-6784 is a Valve,angle, manufactured by Vogt Valves, Inc. Dba Vogt Valves Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-212-6784 has 1 manufacturer part number on file: SW1971-2 (Vogt Valves, Inc. Dba Vogt Valves Inc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-664-2448. Verify interchangeability with system specifications before substitution.
Key specifications for SW1971-2: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 2.000 INCHES ALL ENDS IN; Connection Style: SOCKET ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 12 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.