The Valve,regulating,temperature, cataloged under National Stock Number 4820-00-337-3943, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-337-3943 |
| Primary Part Number | 68B690073-105 |
| Item Name | Valve,regulating,temperature |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Flow Control Device | PISTON, FREE TYPE AND POPPET |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T851 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T851 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-S-764, TYPE 303-CANCELED FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Body Material | ALUMINUM ALLOY A356.0 |
| Temp Adjustability | NOT ADJUSTABLE |
| Surface Treatment | ANODIZE OUTSIDE |
| Thermostatic Element | INTEGRAL W/VALVE |
| Material | ALUMINUM ALLOY 2024 FLOW CONTROL DEVICE |
| Material | STEEL COMP 303 STEM |
| Material | ALUMINUM ALLOY 2024 SEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 68B690073-105 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 46680-105 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-337-3943 is a Valve,regulating,temperature, manufactured by The Boeing Company Div Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-337-3943 has 1 manufacturer part number on file: 68B690073-105 (The Boeing Company Div Defense).
Key specifications for 68B690073-105: Flow Control Device: PISTON, FREE TYPE AND POPPET; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T851 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T851 FED SPEC SINGLE MATERIAL RESPONSE SEAT. 12 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.
NSN 4820-00-337-3943 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.