The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-371-1368, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ross Operating Valve Co. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-371-1368 |
| Primary Part Number | 5211D5017 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ross Operating Valve Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5211D5017 PRIMARY | Ross Operating Valve Co (USA) |
| Reference | Meaning |
|---|---|
| 5211B5017 | 3/9 Design control — primary reference Ross Operating Valve Co |
NSN 4820-01-371-1368 is a Valve,regulating,fluid Pressure, manufactured by Ross Operating Valve Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-371-1368 has 1 manufacturer part number on file: 5211D5017 (Ross Operating Valve Co).
Key specifications for 5211D5017: Special Features: PISTON TYPE,0.750 IN. PORT SIZE,2 END CONNECTIONS; INTERNAL THREADED PIPE CONNECTIONS; STRAIGHT THRU FLOW; KNOB CONTROL IN; End Item Identification: F-15 SERVO CYLINDER TEST SET. 0 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.
NSN 4820-01-371-1368 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.