The Valve,safety Relief, cataloged under National Stock Number 4820-01-493-7269, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kalmar Solutions Ab. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-493-7269 |
| Primary Part Number | 478 0913-801 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kalmar Solutions Ab |
| Status | ACTIVE |
| Style Designator | SCREW-IN CARTRIDGE |
| 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 |
|---|---|
| 478 0913-801 PRIMARY | Kalmar Solutions Ab (SWE) |
| Reference | Meaning |
|---|---|
| 478 0913-801 | 3/9 Design control — primary reference Cargotec Sweden Ab - Macgregor Cranes |
| 478 0913-801 | 5/9 Secondary reference Macgregor Usa Inc. Div Macgregor Usa |
NSN 4820-01-493-7269 is a Valve,safety Relief, manufactured by Kalmar Solutions Ab, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-493-7269 has 1 manufacturer part number on file: 478 0913-801 (Kalmar Solutions Ab).
Key specifications for 478 0913-801: Style Designator: SCREW-IN CARTRIDGE; Special Features: INCLUDES ITEMS 11-16 IN PARTS CATALOG; PARTS 11-14 ARE SHIMS, 15 AND 16 ARE SPRINGS; NHA WINCH VALVE V46. IN; Part Name Assigned by Controlling Agency: RELIEF VALVE CARTRIDGE; End Item Identification: T-AKR 287 ALGOL SL-7 TYPE FAST SEALIFT SHIP. 1 specification is 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.