The Tank,coolant,vehicular, cataloged under National Stock Number 2930-01-171-2052, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Api Heat Transfer Thermasys Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-171-2052 |
| Primary Part Number | TT-624B |
| Item Name | Tank,coolant,vehicular |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Api Heat Transfer Thermasys Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | RECTANGULAR SHAPED; W/CENTRALLY LOCATED FILLER OPENING IN TOP OF TANK; WATER OUTLET LOCATED ON SIDE OF TANK; BOTTOM SIDE OF TANK FLANGED W/BOLT HOLES |
| 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 |
|---|---|
| TT-624B PRIMARY | Api Heat Transfer Thermasys Corporation (USA) |
| Reference | Meaning |
|---|---|
| TT-624B | 3/9 Design control — primary reference Thermasys Corporation Dba General Thermo Dynamics Div General Thermodynamics Div |
NSN 2930-01-171-2052 is a Tank,coolant,vehicular, manufactured by Api Heat Transfer Thermasys Corporation, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-171-2052 has 1 manufacturer part number on file: TT-624B (Api Heat Transfer Thermasys Corporation).
Key specifications for TT-624B: General Characteristics Item Description: RECTANGULAR SHAPED; W/CENTRALLY LOCATED FILLER OPENING IN TOP OF TANK; WATER OUTLET LOCATED ON SIDE OF TANK; BOTTOM SIDE OF TANK FLANGED W/BOLT HOLES. 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.