The Valve,pneumatic Tank, cataloged under National Stock Number 4820-01-174-5956, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-174-5956 |
| Item Name | Valve,pneumatic Tank |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | CORE |
| First End Thread Direction | RIGHT-HAND |
| Body Style | STRAIGHT THRU |
| First End Thread Class | 2A A |
| First End Style Designator | EXTERNAL SEAT FOR GASKET SEAL |
| Material Document and Classification | AISI 303S ASSN STD SINGLE MATERIAL RESPONSE BODY |
| End Connection Quantity | 1 |
| First End Connection Type | THREADED EXTERNAL BOSS |
| Surface Treatment | PASSIVATE OUTSIDE |
| Media for Which Designed | AIR |
| Material | STEEL COMP 303SE BODY |
| Furnished Items | CAP AND RUBBER WASHER |
| Commercial Core Length Designator | SHORT |
| Commercial Spring Tension Rating | NOT RATED |
| 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 |
|---|---|
| 1200743A000033 | 5/9 Secondary reference Eaton Corporation Dba Air Controls Division Div Air Controls Division |
| 580R497H07 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-174-5956 is a Valve,pneumatic Tank, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-174-5956: Flow Control Device: CORE; First End Thread Direction: RIGHT-HAND; Body Style: STRAIGHT THRU; First End Thread Class: 2A A. 14 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.