The Ball,check, cataloged under National Stock Number 4820-01-330-2256, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is R. H. Sheppard Co., Inc. Dba Sheppard. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-330-2256 |
| Primary Part Number | 2040081 |
| Item Name | Ball,check |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | R. H. Sheppard Co., Inc. Dba Sheppard |
| 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 4820-01-330-2256 is a Ball,check, manufactured by R. H. Sheppard Co., Inc. Dba Sheppard, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-330-2256 has 3 manufacturer part numbers on file: 2040081 (R. H. Sheppard Co., Inc. Dba Sheppard), 3SH27 (Oshkosh Defense Llc), 002781T (Kovatch Corp.).
Key specifications for 2040081: End Item Identification: ROUTE CLEARANCE - UNIQUE NSN - LEGACY BUFFALO. 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.