The Disk,valve, cataloged under National Stock Number 4820-01-192-6102, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Uhlir Manufacturing Corp.. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-192-6102 |
| Primary Part Number | SK-15128-4 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Uhlir Manufacturing Corp. |
| Status | ACTIVE |
| Nominal Thread Size | 4.000 INCHES IN |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| SK-15128-4 PRIMARY | Uhlir Manufacturing Corp. (USA) |
| Reference | Meaning |
|---|---|
| Q-1334-13 AND BM-3179 | 5/1 Secondary reference Uhlir Manufacturing Corp. |
NSN 4820-01-192-6102 is a Disk,valve, manufactured by Uhlir Manufacturing Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-192-6102 has 1 manufacturer part number on file: SK-15128-4 (Uhlir Manufacturing Corp.).
Key specifications for SK-15128-4: Nominal Thread Size: 4.000 INCHES IN; Special Features: STOP VALVE CONSTRUCTION; Material: NICKEL ALLOY. 2 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.