The Parts Kit,valve, cataloged under National Stock Number 4820-01-436-3871, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-436-3871 |
| Primary Part Number | 9HD571 |
| Item Name | Parts Kit,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Component Quantity | 8 |
| End Item Source | 45152 |
| Model Number | M30 |
| Nonsupply Items and Quantities | PISTON O RINGS 2; END CAP O RINGS 2; UPPER PINION O RING 1; LOWER PINION O RINGS 1; SEALING O RINGS 2 |
| Document Source | 042X4 |
| 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 |
|---|---|
| 9HD571 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| M30BUNA KIT | 5/9 Secondary reference Jamar Intl Inc Dba Unitorq |
| 9HD571 | 5/9 Secondary reference Oshkosh Corp |
NSN 4820-01-436-3871 is a Parts Kit,valve, manufactured by Oshkosh Defense Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-436-3871 has 1 manufacturer part number on file: 9HD571 (Oshkosh Defense Llc).
Key specifications for 9HD571: Component Quantity: 8; End Item Source: 45152; Model Number: M30; Nonsupply Items and Quantities: PISTON O RINGS 2; END CAP O RINGS 2; UPPER PINION O RING 1; LOWER PINION O RINGS 1; SEALING O RINGS 2. 5 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.