The Valve,check,oxygen System, cataloged under National Stock Number 4820-01-320-2835, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-320-2835 |
| Primary Part Number | SV795841-2CP |
| Item Name | Valve,check,oxygen System |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 ADAPTER |
| Criticality Code Justification | ZZZYZZZY |
| Media for Which Designed | OXYGEN, GASEOUS SINGLE RESPONSE |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| SV795841-2CP | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| SV795841-2CP | Naval Inventory Control Point Mechanicsburg (USA) |
| SV799340 FIND 4CP | Naval Inventory Control Point Mechanicsburg (USA) |
| SV795841-2DG | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| SV795841-2DGCP | Naval Inventory Control Point Mechanicsburg (USA) |
| SV79335 FIND 1CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| SV79335 FIND 1 | 3/1 Design control — primary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
| SV795841-2 | 5/1 Secondary reference U.S. Government activity |
| SV795841-2 | 5/1 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
| SV795841-2 | 5/1 Secondary reference Connecticut Technologies Consortium Inc |
| SV799340 FIND 4 | 5/1 Secondary reference Hamilton Sundstrand Corporation Dba Collins Aerospace |
NSN 4820-01-320-2835 is a Valve,check,oxygen System, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-320-2835 has 6 manufacturer part numbers on file: SV795841-2CP (Hamilton Sundstrand Corporation Dba Collins Aerospace), SV795841-2CP (Naval Inventory Control Point Mechanicsburg), SV799340 FIND 4CP (Naval Inventory Control Point Mechanicsburg), SV795841-2DG (Hamilton Sundstrand Corporation Dba Collins Aerospace), SV795841-2DGCP (Naval Inventory Control Point Mechanicsburg) and 1 more.
Key specifications for SV795841-2CP: Furnished Items and Quantity: 2 ADAPTER; Criticality Code Justification: ZZZYZZZY; Media for Which Designed: OXYGEN, GASEOUS SINGLE RESPONSE; End Item Identification: MANIFOLD ASSY 1A (OXYGEN) OGPMANIFOLD ASSY 1A (OXYGEN) OGP A. 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.