The Chamber,environmental Testing, cataloged under National Stock Number 6636-01-421-1028, is classified within Federal Supply Class 6636 (Environmental Chambers and Related Equipment) of the Instruments and Laboratory Equipment group. The manufacturer of record is Thermotron Industries. Government technical data includes 29 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6636-01-421-1028 |
| Primary Part Number | S-4C, W/OPTIONS LN2 & 2KW HEAT |
| Item Name | Chamber,environmental Testing |
| FSC / FSG | 6636 / 66 — Environmental Chambers and Related Equipment |
| Manufacturer | Thermotron Industries |
| Status | ACTIVE |
| Cooling Coils for Below Room Temp Use | INCLUDED |
| Phase | SINGLE OR THREE |
| Inside Width | 20.000 INCHES NOMINAL IN |
| Current Type | AC |
| Inside Depth | 20.000 INCHES NOMINAL IN |
| Insulated Cabinet | PROVIDED |
| Outside Depth | 40.500 INCHES NOMINAL IN |
| Heat Source for Which Designed | INTEGRAL |
| Door | PROVIDED |
| Circulation Method | MECHANICAL |
| Power Rating | 40.0 VOLT-AMPERE NOMINAL |
| Outer Door Insulation Feature | INCLUDED |
| Accessory Components and Quantity | 2 1 HORSEPOWER COMPRESSORS |
| Outside Width | 32.000 INCHES NOMINAL IN |
| Color | BLUE |
| Surface Treatment | LACQUER |
| Outer Door Quantity | 1 |
| Assembly Form | ASSEMBLED |
| Operating Temp Range | -73.3 TO 177.0 CELSIUS DEGC |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL CORROSION RESISTING CABINET INNER WALL |
| Material | STEEL CABINET OUTER WALL |
| Heating Method | ELECTRICAL |
| Inside Height | 20.000 INCHES NOMINAL IN |
| Environmental Chamber Type | TEMPERATURE |
| Voltage Rating | 230.0 VOLTS NOMINAL |
| Furnished Items and Quantity | LIQUID NITROGEN BOOST SYSTEM, 2 EXTRA ELECTRICAL HEATERS |
| Cabinet Mounting Type | STAND |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S-4C, W/OPTIONS LN2 & 2KW HEAT PRIMARY | Thermotron Industries (USA) |
NSN 6636-01-421-1028 is a Chamber,environmental Testing, manufactured by Thermotron Industries, classified under FSC 6636, Environmental Chambers and Related Equipment. Status: active.
NSN 6636-01-421-1028 has 1 manufacturer part number on file: S-4C, W/OPTIONS LN2 & 2KW HEAT (Thermotron Industries).
Key specifications for S-4C, W/OPTIONS LN2 & 2KW HEAT: Cooling Coils for Below Room Temp Use: INCLUDED; Phase: SINGLE OR THREE; Inside Width: 20.000 INCHES NOMINAL IN; Current Type: AC. 29 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 6636-01-421-1028 has DEMIL Code D. 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.