The Valve,regulating,temperature, cataloged under National Stock Number 4820-01-258-4064, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-258-4064 |
| Primary Part Number | 5832234 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flow Control Device | BELLOWS |
| Two-Way Valve Action | REVERSE ACTING |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| Bulb Length | 11.880 INCHES MINIMUM AND 12.120 INCHES MAXIMUM IN |
| Bulb Diameter | 1.120 INCHES NOMINAL IN |
| End Connection Quantity | 2 |
| Capillary Tube Length | 179.000 INCHES MINIMUM AND 181.000 INCHES MAXIMUM IN |
| Temp Adjustability | ADJUSTABLE |
| Thermostatic Element | DUCT TYPE |
| Furnished Items | TAILPIECE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-01-258-4064 is a Valve,regulating,temperature, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-258-4064 has 2 manufacturer part numbers on file: 40600-401 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 5832234 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 6150-01-681-0521. Verify interchangeability with system specifications before substitution.
Key specifications for 5832234: Flow Control Device: BELLOWS; Two-Way Valve Action: REVERSE ACTING; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 11 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.