The Cartridge,check Valve, cataloged under National Stock Number 4820-01-500-6870, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Allied Systems Company Dba Allied Systems Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-500-6870 |
| Primary Part Number | 244556 |
| Item Name | Cartridge,check Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Allied Systems Company Dba Allied Systems Co |
| Status | ACTIVE |
| 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 |
|---|---|
| MANUAL 1987-1999 FIG 7-8 ITEM 29 | Allied Systems Company Dba Allied Systems Co (USA) |
| 244556 PRIMARY | Allied Systems Company Dba Allied Systems Co (USA) |
NSN 4820-01-500-6870 is a Cartridge,check Valve, manufactured by Allied Systems Company Dba Allied Systems Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-500-6870 has 2 manufacturer part numbers on file: MANUAL 1987-1999 FIG 7-8 ITEM 29 (Allied Systems Company Dba Allied Systems Co), 244556 (Allied Systems Company Dba Allied Systems Co).
Key specifications for 244556: Part Name Assigned by Controlling Agency: CARTRIDGE,VALVE; End Item Identification: CONTROL CONSOLE ASSEMBLY; BOAT DAVIT, MODEL D6000FCT. 0 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.