The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4820-00-790-0856, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hyster-Yale Group, Inc.. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-790-0856 |
| Primary Part Number | 127296 |
| Item Name | Parts Kit,safety Relief Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hyster-Yale Group, Inc. |
| Status | ACTIVE |
| Component Quantity | 5 |
| Document Type | TECHNICAL MANUAL |
| End Item Source | 30076 |
| Component Document Page Number | 59 |
| Document Identification | TM10-3930-222-34P |
| Component Document Origin | GOVERNMENT |
| End Item Name | FORK LIFT TRUNK |
| Document Source | 19099 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-00-790-0856 is a Parts Kit,safety Relief Valve, manufactured by Hyster-Yale Group, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-790-0856 has 2 manufacturer part numbers on file: 1-127296 (Tvh Parts Co.), 127296 (Hyster-Yale Group, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-398-3401. Verify interchangeability with system specifications before substitution.
Key specifications for 127296: Component Quantity: 5; Document Type: TECHNICAL MANUAL; End Item Source: 30076; Component Document Page Number: 59. 8 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.