The Thermostatic Assembly,valve, cataloged under National Stock Number 4820-01-133-7400, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-133-7400 |
| Primary Part Number | N635120057 |
| Item Name | Thermostatic Assembly,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Leslie Controls, Inc. Dba Leslie Controls Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CAPILLARY TUBE LENGTH 20 FT,ELEMENT TEMP RANGE 70-170 DEG F; MATERIAL BRASS AND STEEL; 1.250 IN. THK FLANGE,150 PSI WP IN |
| 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 |
|---|---|
| N635120057 PRIMARY | Leslie Controls, Inc. Dba Leslie Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| 63512-00-57 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 22127NPIECE-29 | 5/9 Secondary reference Leslie Controls, Inc. Dba Leslie Controls Inc |
| 22127N | D/9 Drawing number reference only Leslie Controls, Inc. Dba Leslie Controls Inc |
NSN 4820-01-133-7400 is a Thermostatic Assembly,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-133-7400 has 1 manufacturer part number on file: N635120057 (Leslie Controls, Inc. Dba Leslie Controls Inc).
Key specifications for N635120057: General Characteristics Item Description: CAPILLARY TUBE LENGTH 20 FT,ELEMENT TEMP RANGE 70-170 DEG F; MATERIAL BRASS AND STEEL; 1.250 IN. THK FLANGE,150 PSI WP IN. 1 specification is 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.