The Valve,safety Relief, cataloged under National Stock Number 4820-01-696-9901, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Hamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-696-9901 |
| Primary Part Number | PSLX0506200B |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| 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 |
|---|---|
| PSLX0506200B PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| Reference | Meaning |
|---|---|
| NV1028190 FIND 552 | C/1 Advisory reference — outside the item-of-supply concept Hamilton Sundstrand Corporation Dba Collins Aerospace |
| PSLX0506200B | 3/1 Design control — primary reference U.S. Government activity |
NSN 4820-01-696-9901 is a Valve,safety Relief, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-696-9901 has 1 manufacturer part number on file: PSLX0506200B (Hamilton Sundstrand Corporation Dba Collins Aerospace).
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.