The Charging Unit,nitrogen, cataloged under National Stock Number 4920-01-293-0216, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-293-0216 |
| Item Name | Charging Unit,nitrogen |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | O/A DIM. 24.780 IN. L; 17.780 IN. W; 7.430 IN. H; 45.000 LB. LBS |
| Functional Description | THE PORTABLE CHARGE UNIT IS DESIGNED TO UTILIZE DRY NITROGEN GAS TO EVACUATE THE MOISTURE THAT COULD ADVERSELY AFFECT THE OPTIC SYSTEM |
| 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 |
| Reference | Meaning |
|---|---|
| 628150 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-293-0216 is a Charging Unit,nitrogen, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-293-0216: General Characteristics Item Description: O/A DIM. 24.780 IN. L; 17.780 IN. W; 7.430 IN. H; 45.000 LB. LBS; Functional Description: THE PORTABLE CHARGE UNIT IS DESIGNED TO UTILIZE DRY NITROGEN GAS TO EVACUATE THE MOISTURE THAT COULD ADVERSELY AFFECT THE OPTIC SYSTEM; End Item Identification: AN/AAR-44,INFRARED WARNING RECEIVER. 2 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 4920-01-293-0216 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.