The Cover,synchro Transducer, cataloged under National Stock Number 4920-01-330-1901, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-330-1901 |
| Primary Part Number | 733AS218-1 |
| Item Name | Cover,synchro Transducer |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| General Characteristics Item Description | O/A DIA 2.125 IN.; O/A LG 2.375 IN.; CONSISTS OF 1 CAP,P/N 733AS218-4; 1 FLANGE,P/N 733AS218-3; AND 1 TUBE,P/N 733AS218-2 IN |
| 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 |
|---|---|
| 733AS218-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 733AS218-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 733AS218 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 4920-01-330-1901 is a Cover,synchro Transducer, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-330-1901 has 1 manufacturer part number on file: 733AS218-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 733AS218-1: General Characteristics Item Description: O/A DIA 2.125 IN.; O/A LG 2.375 IN.; CONSISTS OF 1 CAP,P/N 733AS218-4; 1 FLANGE,P/N 733AS218-3; AND 1 TUBE,P/N 733AS218-2 IN; End Item Identification: TUBOSHAFT ENGINE TEST SYSTEM OR T-58 ENGINE AIR DYNO TEST TRAILER. 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.