The Thermal Valve, cataloged under National Stock Number 2935-01-188-1944, is classified within Federal Supply Class 2935 (Engine System Cooling Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Stant Mfg Co 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2935-01-188-1944 |
| Primary Part Number | 8B622-000 |
| Item Name | Thermal Valve |
| FSC / FSG | 2935 / 29 — Engine System Cooling Components, Aircraft Prime Moving |
| Manufacturer | Stant Mfg Co Inc |
| Status | ACTIVE |
| General Characteristics Item Description | MATL AL ALY CHEM TREAT MIL-C-5541; CRES PASS; COPPER ALY NICKEL PLATED QQ-N-290 CL 2 TYPE VI; 4.777 IN. LG IN |
| 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 |
|---|---|
| 8B622-000 PRIMARY | Stant Mfg Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 8B622-000 | 5/9 Secondary reference Grimes Aerospace Company |
| 8B622-000 | 3/1 Design control — primary reference Standard-Thomson Corporation |
NSN 2935-01-188-1944 is a Thermal Valve, manufactured by Stant Mfg Co Inc, classified under FSC 2935, Engine System Cooling Components, Aircraft Prime Moving. Status: active.
NSN 2935-01-188-1944 has 1 manufacturer part number on file: 8B622-000 (Stant Mfg Co Inc).
Key specifications for 8B622-000: General Characteristics Item Description: MATL AL ALY CHEM TREAT MIL-C-5541; CRES PASS; COPPER ALY NICKEL PLATED QQ-N-290 CL 2 TYPE VI; 4.777 IN. LG IN; End Item Identification: U/O HEAT EXCHANGER CAGE 78493 P/N 5E800-502; E/I F16C/D ACFT ENG COOLING SYSTEM COMPONENTS, AIRCRAFT. 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.
NSN 2935-01-188-1944 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.