The Bridge,antenna Servo, cataloged under National Stock Number 4920-01-066-2095, 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 Northrop Grumman Systems Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-066-2095 |
| Primary Part Number | 1891380 |
| Item Name | Bridge,antenna Servo |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Functional Description | USED---IN TESTING ANTENNAS AS-653B AND AS-1199A TO MEASURE THE D-C ERROR THAT INDICATES ANTENNA POSITION INTILT WITH RESPECT TO TILT CONTROL IN THE CONTROL BOX A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4920-01-066-2095 is a Bridge,antenna Servo, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-066-2095 has 2 manufacturer part numbers on file: T303331 (Northrop Grumman Systems Corporation), 1891380 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-356-1018. Verify interchangeability with system specifications before substitution.
Key specifications for 1891380: Functional Description: USED---IN TESTING ANTENNAS AS-653B AND AS-1199A TO MEASURE THE D-C ERROR THAT INDICATES ANTENNA POSITION INTILT WITH RESPECT TO TILT CONTROL IN THE CONTROL BOX 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.
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.