The Guide,ball,check Valve, cataloged under National Stock Number 4820-01-421-3402, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Spx Fluid Power. The record lists 3 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 | 4820-01-421-3402 |
| Primary Part Number | 202568 |
| Item Name | Guide,ball,check Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Spx Fluid Power |
| 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 4820-01-421-3402 is a Guide,ball,check Valve, manufactured by Spx Fluid Power, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-421-3402 has 3 manufacturer part numbers on file: 202568 (Amz Alabama Inc.), 202568 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 202568 (Spx Fluid Power).
1 possible match (shared part number, not a government interchangeability claim): 5307-01-681-8338. Verify interchangeability with system specifications before substitution.
Key specifications for 202568: End Item Identification: 2320-01-354-3385,TRUCK,CARGO;ARMY WEAPONS SYSTEM CODE,XD,TRUCK,FAMILY OF MEDIUM TACTICAL VEHICLE (FMTV); HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS). 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.