The Disk,valve, cataloged under National Stock Number 4810-01-277-6562, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-277-6562 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Pressure Rating | 600.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Temp Rating | 100.0 FAHRENHEIT MINIMUM AND 900.0 FAHRENHEIT MAXIMUM DEGF |
| Media for Which Designed | OIL OR STEAM |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| A20611 | D/9 Drawing number reference only U.S. Government activity |
| A20611-1IN PC18 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4810-01-277-6562 is a Disk,valve, classified under FSC 4810, Valves, Powered. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4810-01-277-7596, 4810-01-277-7680, 4820-01-277-8446. Verify interchangeability with system specifications before substitution.
Key specifications for 4810-01-277-6562: Pressure Rating: 600.0 POUNDS PER SQUARE INCH (PSI) MINIMUM AND 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Temp Rating: 100.0 FAHRENHEIT MINIMUM AND 900.0 FAHRENHEIT MAXIMUM DEGF; Special Features: HEAT TREATED 500 BRINELL; Media for Which Designed: OIL OR STEAM. 4 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.