The Cock,poppet Drain, cataloged under National Stock Number 4820-01-568-4082, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Northern Lights Inc. The record lists 1 manufacturer part number 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 | 4820-01-568-4082 |
| Primary Part Number | 36-72003 |
| Item Name | Cock,poppet Drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Northern Lights Inc |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 36-72003 PRIMARY | Northern Lights Inc (USA) |
NSN 4820-01-568-4082 is a Cock,poppet Drain, manufactured by Northern Lights Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-568-4082 has 1 manufacturer part number on file: 36-72003 (Northern Lights Inc).
1 possible match (shared part number, not a government interchangeability claim): 2520-01-570-7469. Verify interchangeability with system specifications before substitution.
Key specifications for 36-72003: Special Features: NEXT HIGHER ASSEMBLY OIL DRAIN KIT M844, M844L AND M20CR; Part Name Assigned by Controlling Agency: DRAIN VALVE; End Item Identification: LUGGER PROPULSION ENGINE P844-2. 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.