The Stem,fluid Valve, cataloged under National Stock Number 4820-01-481-3446, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Aalberts Integrated Piping Systems Americas, Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-481-3446 |
| Primary Part Number | G035400 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Aalberts Integrated Piping Systems Americas, Inc. |
| Status | ACTIVE |
| Valve Type for Which Designed | GATE |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Model Number for Which Designed | EF57D |
| Material Document and Classification | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE |
| Features Provided | RISING STEM |
| Valve Size for Which Designed | 1.000 INCHES IN |
| 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 |
|---|---|
| G035400 PRIMARY | Aalberts Integrated Piping Systems Americas, Inc. (USA) |
| Reference | Meaning |
|---|---|
| EF57D PC7-1IN | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-481-3446 is a Stem,fluid Valve, manufactured by Aalberts Integrated Piping Systems Americas, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-481-3446 has 1 manufacturer part number on file: G035400 (Aalberts Integrated Piping Systems Americas, Inc.).
Key specifications for G035400: Valve Type for Which Designed: GATE; Stem Actuating End Type: THREADED EXTERNALLY; Valve Model Number for Which Designed: EF57D; Material Document and Classification: ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE. 7 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.