The Valve,flow Control, cataloged under National Stock Number 4820-01-396-1438, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-396-1438 |
| Item Name | Valve,flow Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Disk Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Nominal Pipe Size Accommodated | 1.250 INCHES AND 1.500 INCHES IN |
| Body Material Document and Classification | QQ-C-390B, ALLOY 836 FED SPEC SINGLE MATERIAL RESPONSE |
| Connection Type | SOCKET, WELD, PIPE |
| End Connection Quantity | 2 |
| Body Material | COPPER ALLOY 836 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2765-C REV 1 | 5/2 Secondary reference U.S. Government activity |
| 2765-C ASSEMBLY 2353-1342ACL | 5/2 Secondary reference U.S. Government activity |
| 2352-1343ACL | 3/2 Design control — primary reference U.S. Government activity |
| 2353-1342ACL | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4820-01-396-1438 is a Valve,flow Control, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-396-1438: Disk Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Nominal Pipe Size Accommodated: 1.250 INCHES AND 1.500 INCHES IN; Body Material Document and Classification: QQ-C-390B, ALLOY 836 FED SPEC SINGLE MATERIAL RESPONSE; Connection Type: SOCKET, WELD, PIPE. 6 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.