The Piston,valve, cataloged under National Stock Number 4820-01-266-3679, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Imi Cash Valve Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 4820-01-266-3679 |
| Primary Part Number | 15868 |
| Item Name | Piston,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Imi Cash Valve Inc |
| 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 |
NSN 4820-01-266-3679 is a Piston,valve, manufactured by Imi Cash Valve Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-266-3679 has 2 manufacturer part numbers on file: 5N6942 (Caterpillar Inc Div Caterpillar Defense), 15868 (Imi Cash Valve Inc).
1 possible match (shared part number, not a government interchangeability claim): 8145-01-563-8435. Verify interchangeability with system specifications before substitution.
Key specifications for 15868: Special Features: BRASS; BUNA N RUBBER SEAT INCLUDED; End Item Identification: CASH A W VALVE MFG CORP PRESSURE REGULATING VALVE MODEL NO. 15872,SIZE 1.500 IN. IN. 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.