The Valve,plug, cataloged under National Stock Number 4820-01-667-5655, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-667-5655 |
| Primary Part Number | SS-12P6T-MM |
| Item Name | Valve,plug |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING BODY |
| 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 |
|---|---|
| SS-12P6T-MM | Swagelok Ltd (GBR) |
| SS-12P6T-MM PRIMARY | Swagelok Co (USA) |
NSN 4820-01-667-5655 is a Valve,plug, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-667-5655 has 2 manufacturer part numbers on file: SS-12P6T-MM (Swagelok Ltd), SS-12P6T-MM (Swagelok Co).
Key specifications for SS-12P6T-MM: Special Features: CONNECTOR 1 SIZE 12MM TYPE SWAGELOK TUBE FITTING, CONNECTOR 2 SIZE 12MM TYPE SWAGELOK TUBE FITTING BODY 316 STAINLESS STEEL MM; Part Name Assigned by Controlling Agency: QUARTER TURN INSTRUMENT PLUG VALVE; Material: STEEL CORROSION RESISTING BODY. 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.