The Oil Cooler,hydraulic Test Stand, cataloged under National Stock Number 4920-01-121-6863, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Testek Llc Dba Testek Solutions. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-01-121-6863 |
| Primary Part Number | 2980-0021 |
| Item Name | Oil Cooler,hydraulic Test Stand |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Testek Llc Dba Testek Solutions |
| Status | ACTIVE |
| General Characteristics Item Description | C/O CLAMP 6; SUPPORT 1; CONNECTOR BYPASS 3; VALVES 6; 26.000 IN. LG; 26.000 IN. W; 9.750 IN. H 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 |
|---|---|
| 2980-0021 PRIMARY | Testek Llc Dba Testek Solutions (USA) |
| Reference | Meaning |
|---|---|
| 2980-0021 | 5/9 Secondary reference Aai Corporation Div Mississippi Operations |
NSN 4920-01-121-6863 is a Oil Cooler,hydraulic Test Stand, manufactured by Testek Llc Dba Testek Solutions, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-121-6863 has 1 manufacturer part number on file: 2980-0021 (Testek Llc Dba Testek Solutions).
Key specifications for 2980-0021: General Characteristics Item Description: C/O CLAMP 6; SUPPORT 1; CONNECTOR BYPASS 3; VALVES 6; 26.000 IN. LG; 26.000 IN. W; 9.750 IN. H IN; End Item Identification: 4920-01-044-5926. 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 4920-01-121-6863 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.