The Thermostatic Assembly, cataloged under National Stock Number 4820-00-609-9892, 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 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-609-9892 |
| Primary Part Number | 50004-05 |
| Item Name | Thermostatic Assembly |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 3-5/8 IN. THERMOSTATIC ASSEMBLY,OPERATING RANGE 100 DEG TO 130 DEG FAHRENHEIT,MATERIAL STEEL,CORROSION RESISTING,FED STD 66,AISI 304,THERMOSTATIC ASSEMBLY INCLUDING BELLOWS,HOUSING,CAPILLARY AND FLEXIBLE TUBING,ARMORED CABLE,AND BULB,FURNISHED AS ONE PIECE 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 |
|---|---|
| 50004-05 PRIMARY | Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA) |
| 72242-01 | Lawler Manufacturing Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 72243PC1 | 5/9 Secondary reference Lawler Manufacturing Company, Inc. |
| 50004-04 | 5/9 Secondary reference Trac Regulator Co., Inc. Dba Trac Regulator Co Inc |
NSN 4820-00-609-9892 is a Thermostatic Assembly, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-609-9892 has 2 manufacturer part numbers on file: 50004-05 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 72242-01 (Lawler Manufacturing Company, Inc.).
Key specifications for 50004-05: General Characteristics Item Description: 3-5/8 IN. THERMOSTATIC ASSEMBLY,OPERATING RANGE 100 DEG TO 130 DEG FAHRENHEIT,MATERIAL STEEL,CORROSION RESISTING,FED STD 66,AISI 304,THERMOSTATIC ASSEMBLY INCLUDING BELLOWS,HOUSING,CAPILLARY AND FLEXIBLE TUBING,ARMORED CABLE,AND BULB,FURNISHED AS ONE PIECE 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.