The Disk,valve, cataloged under National Stock Number 4810-01-313-5518, 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4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4810-01-313-5518 |
| Item Name | Disk,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Outside Diameter | 1.385 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN |
| Style Designator | PLAIN |
| Inside Diameter | 0.566 INCHES MINIMUM AND 0.588 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 4479 | 3/2 Design control — primary reference U.S. Government activity |
| 4479 | 5/9 Secondary reference Atkomatic Valve Co Inc |
NSN 4810-01-313-5518 is a Disk,valve, classified under FSC 4810, Valves, Powered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5120-01-355-1739. Verify interchangeability with system specifications before substitution.
Key specifications for 4810-01-313-5518: Overall Height: 0.312 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Outside Diameter: 1.385 INCHES MINIMUM AND 1.405 INCHES MAXIMUM IN; Style Designator: PLAIN; Inside Diameter: 0.566 INCHES MINIMUM AND 0.588 INCHES MAXIMUM IN. 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.