The Disk,valve, cataloged under National Stock Number 4820-01-545-4100, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-545-4100 |
| Primary Part Number | 1999-00 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| Pressure Rating | 700.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Media for Which Designed | WATER |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-545-4100 is a Disk,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-545-4100 has 2 manufacturer part numbers on file: 1999-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40741PC19 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).
Key specifications for 1999-00: Pressure Rating: 700.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Special Features: USED ON 4820-01-199-7933 AND 4820-01-530-5758; Media for Which Designed: WATER; End Item Identification: VALVE MARK TD-145 SSN 688. 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.