The Stem,lower, cataloged under National Stock Number 4820-01-088-6405, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-088-6405 |
| Item Name | Stem,lower |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | BODY,CAP,AND STEM TO BE 303 STAINLESS STEEL;KEL-F STEM NOSE;POLYTETRAFLUOROETHYLENE PACKING;PLASTIC HANDLE;TEMPERATURE RANGE MINUS 65 TO PLUS 160 DEGF;ORIFICE DIA 0.170 IN.;IN LINE MOUNTING PRESSURE RANGE TO 3000 PSI;FLARED TUBE PORT CONNECTIONS IN |
| 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 |
|---|---|
| S138-4SS | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-01-088-6405 is a Stem,lower, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-088-6405: General Characteristics Item Description: BODY,CAP,AND STEM TO BE 303 STAINLESS STEEL;KEL-F STEM NOSE;POLYTETRAFLUOROETHYLENE PACKING;PLASTIC HANDLE;TEMPERATURE RANGE MINUS 65 TO PLUS 160 DEGF;ORIFICE DIA 0.170 IN.;IN LINE MOUNTING PRESSURE RANGE TO 3000 PSI;FLARED TUBE PORT CONNECTIONS IN. 1 specification is 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.