The Cock,drain, cataloged under National Stock Number 4820-01-325-4665, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bromine Systems Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-325-4665 |
| Primary Part Number | 169042 |
| Item Name | Cock,drain |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Bromine Systems Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 169042 PRIMARY | Bromine Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 2101-00 ITEM 15 | 5/9 Secondary reference Pentair Filtration Solutions, Llc |
| 3054-34 | 5/9 Secondary reference Pentair Filtration Solutions, Llc |
NSN 4820-01-325-4665 is a Cock,drain, manufactured by Bromine Systems Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-325-4665 has 1 manufacturer part number on file: 169042 (Bromine Systems Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-342-6130, 5342-01-371-8666. Verify interchangeability with system specifications before substitution.
Key specifications for 169042: Style Designator: STRAIGHT THRU; Special Features: HOLE TO BE FACING UPWARDS; Valve Operation Method: MANUAL. 2 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.