The Disk,valve, cataloged under National Stock Number 4820-00-375-8316, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-375-8316 |
| Primary Part Number | 4824-3113744PC550648 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shoulder Height | 0.120 INCHES NOMINAL IN |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4824-3113744PC550648 PRIMARY | Naval Sea Systems Command (USA) |
| 4824-3130134PC550648 PRIMARY | Naval Sea Systems Command (USA) |
| 550648 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| 550648PC550648 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| 547825PC550648 | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| 4824-3113746PC550648 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 548170PC550648 | 5/9 Secondary reference Bendix Corp the |
| 4824-3113744PC550648 | 5/9 Secondary reference U.S. Government activity |
| 550648PC550648 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 547825PC550648 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 550648PC550648 | 5/9 Secondary reference Bendix Corp the |
| 550648 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 4824-3113746PC550648 | 5/9 Secondary reference U.S. Government activity |
| 4824-3130134PC550648 | 5/9 Secondary reference U.S. Government activity |
| 547825PC550648 | 5/9 Secondary reference Bendix Corp the |
NSN 4820-00-375-8316 is a Disk,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-375-8316 has 6 manufacturer part numbers on file: 4824-3113744PC550648 (Naval Sea Systems Command), 4824-3130134PC550648 (Naval Sea Systems Command), 550648 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 550648PC550648 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 547825PC550648 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 4140-01-157-5471. Verify interchangeability with system specifications before substitution.
Key specifications for 4824-3113744PC550648: Overall Height: 0.220 INCHES NOMINAL IN; Shoulder Height: 0.120 INCHES NOMINAL IN; Outside Diameter: 0.875 INCHES NOMINAL IN; Style Designator: PLAIN. 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.