The Cock,plug, cataloged under National Stock Number 4820-00-433-2953, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Anderson Brass Co. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-00-433-2953 |
| Primary Part Number | 17SC-6N |
| Item Name | Cock,plug |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Anderson Brass Co |
| Status | ACTIVE |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Flow Style | TWO WAY TWO PORT 90 DEGREE PLUG TURN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Nominal Thread Size | 0.625 INCHES SECOND END IN |
| Seat Angle | 45.0 DEGREES SECOND END |
| Thread Class | 2A SECOND END A |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT FIRST END |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 17SC-6N PRIMARY | Anderson Brass Co (USA) |
| Reference | Meaning |
|---|---|
| 52-1216 | 5/2 Secondary reference U.S. Government activity |
| B52-1216 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-00-433-2953 is a Cock,plug, manufactured by Anderson Brass Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-433-2953 has 1 manufacturer part number on file: 17SC-6N (Anderson Brass Co).
1 possible match (shared part number, not a government interchangeability claim): 8430-01-714-0203. Verify interchangeability with system specifications before substitution.
Key specifications for 17SC-6N: Connection Style: FLARED (TUBE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL TUBE SECOND END; Connection Type: THREADED EXTERNAL PIPE FIRST END. 14 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.