The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-656-1643, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trident Emergency Products, Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-656-1643 |
| Primary Part Number | 27.003.1 |
| Item Name | Parts Kit,ball Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Trident Emergency Products, Llc |
| Status | ACTIVE |
| Document Type | MATERIAL LIST |
| End Item Source | 3FMK1 |
| Document Identification | PRIMER KIT AIR OPERATED,PANEL VALVE AND PLACARD |
| 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 |
|---|---|
| 27.003.1 PRIMARY | Trident Emergency Products, Llc (USA) |
| 3908851 | Jlg Industries (australia) Jlg Australia Pty Limited (AUS) |
| Reference | Meaning |
|---|---|
| 3908851 | 5/9 Secondary reference Jlg Industries (australia) Jlg Industries Inc |
| 3908851 | 5/1 Secondary reference Oshkosh Defense Llc |
| 3908851 | 5/9 Secondary reference Oshkosh Corp |
NSN 4820-01-656-1643 is a Parts Kit,ball Valve, manufactured by Trident Emergency Products, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-656-1643 has 2 manufacturer part numbers on file: 27.003.1 (Trident Emergency Products, Llc), 3908851 (Jlg Industries (australia) Jlg Australia Pty Limited).
Key specifications for 27.003.1: Document Type: MATERIAL LIST; End Item Source: 3FMK1; Document Identification: PRIMER KIT AIR OPERATED,PANEL VALVE AND PLACARD. 3 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.