The Stem,needle Valve, cataloged under National Stock Number 4820-01-734-1812, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Radwell International 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-734-1812 |
| Primary Part Number | VHS-FFG-34 |
| Item Name | Stem,needle Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Radwell International Llc |
| Status | ACTIVE |
| Stem Actuating End Type | THREADED INTERNALLY |
| Material Document and Classification | STM A182F AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| VHS-FFG-34 PRIMARY | Radwell International Llc (USA) |
| Reference | Meaning |
|---|---|
| W2T812171 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-734-1812 is a Stem,needle Valve, manufactured by Radwell International Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-734-1812 has 1 manufacturer part number on file: VHS-FFG-34 (Radwell International Llc).
Key specifications for VHS-FFG-34: Stem Actuating End Type: THREADED INTERNALLY; Material Document and Classification: STM A182F AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE; Surface Treatment: PASSIVATE; Part Name Assigned by Controlling Agency: SEAT NEEDLE VALVE, 3/4 INCH IN. 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.