The Test Set Group,countermeasures, cataloged under National Stock Number 4920-01-544-9797, 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 Raytheon Company Dba Raytheon Co. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-544-9797 |
| Primary Part Number | G633953-1 |
| Item Name | Test Set Group,countermeasures |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Supplementary Features | C/O 2 FAULT ISOLATION TESTERS - 4920-01-533-0803, 2 BATTERY CHARGERS WITH CABLES, P/N 633942-1 AND A PORTABLE CASE P/N 1597A (AMERIPAK) A |
| 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 |
|---|---|
| G633953-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
NSN 4920-01-544-9797 is a Test Set Group,countermeasures, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-544-9797 has 1 manufacturer part number on file: G633953-1 (Raytheon Company Dba Raytheon Co).
Key specifications for G633953-1: Supplementary Features: C/O 2 FAULT ISOLATION TESTERS - 4920-01-533-0803, 2 BATTERY CHARGERS WITH CABLES, P/N 633942-1 AND A PORTABLE CASE P/N 1597A (AMERIPAK) A; Special Features: THIS ITEM IS A FAULT ISOLATION TESTER KIT FOR THE AN/ALE-50A (V) 1 USED ON THE B1-B AIRCRAFT A; Part Name Assigned by Controlling Agency: KIT, B-1B FIST; End Item Identification: AN/ALE-50A A. 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 4920-01-544-9797 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.