The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-00-767-6320, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kalmar AC Inc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4820-00-767-6320 |
| Primary Part Number | 74821370 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| End Connection Quantity | 2 |
| Material | STEEL SEAT |
| Material | STEEL STEM |
| Media for Which Designed | HYDRAULIC OIL |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 74821370 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| PD278A10 | 5/9 Secondary reference Automotive Inc Fluid Power Systems Components Div Sub of United Technologies Corp |
| 4821370-6 | C/1 Advisory reference — outside the item-of-supply concept Kalmar AC Inc |
NSN 4820-00-767-6320 is a Valve,regulating,fluid Pressure, manufactured by Kalmar AC Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-767-6320 has 1 manufacturer part number on file: 74821370 (Kalmar AC Inc).
Key specifications for 74821370: Body Style: STRAIGHT THRU; Regulation Type: AUTOMATIC SINGLE STAGE; End Connection Quantity: 2; Material: STEEL SEAT. 7 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.