The Disk,valve, cataloged under National Stock Number 4810-01-197-8306, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-197-8306 |
| Primary Part Number | 5189-4 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| Pressure Rating | 75.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Inside Diameter | 1.547 INCHES NOMINAL IN |
| Media for Which Designed | GAS OR OIL |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| 5189-4 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| 5189 FIND 4 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 5189 FIND 4 | 5/9 Secondary reference U.S. Government activity |
| 5189-4 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4810-01-197-8306 is a Disk,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-197-8306 has 2 manufacturer part numbers on file: 5189-4 (Leslie Controls, Inc. Dba Leslie Controls Inc), 5189 FIND 4 (Leslie Controls, Inc. Dba Leslie Controls Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-628-6837. Verify interchangeability with system specifications before substitution.
Key specifications for 5189-4: Overall Height: 0.375 INCHES NOMINAL IN; Pressure Rating: 75.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Outside Diameter: 2.250 INCHES NOMINAL IN; Style Designator: PLAIN. 6 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.