The Disk,valve, cataloged under National Stock Number 4820-01-433-7150, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-433-7150 |
| Primary Part Number | SA-135C37-1037052 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| Pressure Rating | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Temp Rating | 160.0 FAHRENHEIT MAXIMUM DEGF |
| Media for Which Designed | WATER |
| 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 |
|---|---|
| SA-135C37-1037052 PRIMARY | Watts Regulator Company (USA) |
| Reference | Meaning |
|---|---|
| SA-135C37 | C/1 Advisory reference — outside the item-of-supply concept Watts Regulator Company |
NSN 4820-01-433-7150 is a Disk,valve, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-433-7150 has 1 manufacturer part number on file: SA-135C37-1037052 (Watts Regulator Company).
Key specifications for SA-135C37-1037052: Pressure Rating: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Temp Rating: 160.0 FAHRENHEIT MAXIMUM DEGF; Special Features: INCLULDES DISC SCREW; DISC WASHER; DISC HOLDER; Media for Which Designed: WATER. 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.