The Base Assembly, cataloged under National Stock Number 4820-01-463-7243, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is W S Darley & Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-463-7243 |
| Primary Part Number | AF00602 |
| Item Name | Base Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | W S Darley & 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 |
|---|---|
| AF00602 PRIMARY | W S Darley & Co (USA) |
| Reference | Meaning |
|---|---|
| 1683000 | 5/9 Secondary reference W S Darley & Co |
| B232 | 5/9 Secondary reference W S Darley & Co |
NSN 4820-01-463-7243 is a Base Assembly, manufactured by W S Darley & Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-463-7243 has 1 manufacturer part number on file: AF00602 (W S Darley & Co).
Key specifications for AF00602: Special Features: NEXT HIGHER ASSY PUMP UNIT; End Item Identification: FIRE FIGHTING PUMP P-250 MODEL. 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.