The Stem,fluid Valve, cataloged under National Stock Number 4820-01-463-4528, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-463-4528 |
| Primary Part Number | SS-3A-651 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| 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 |
|---|---|
| PL/65 SERIES #14 | Swagelok Co (USA) |
| SS-3A-651 PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| SS-3A-651 | 5/9 Secondary reference Whitey Co |
| PL/65 SERIES #14 | 5/9 Secondary reference Whitey Co |
NSN 4820-01-463-4528 is a Stem,fluid Valve, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-463-4528 has 2 manufacturer part numbers on file: PL/65 SERIES #14 (Swagelok Co), SS-3A-651 (Swagelok Co).
Key specifications for SS-3A-651: Special Features: NHA VALVE BALL;NON NUCLEAR- FOR NUCLEAR ITEM SEE NSN 4820-01-284-4981; End Item Identification: W/S CODE MARS CLASS AFS. 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.
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.