The Fixture,engine Maintenance,aircr, cataloged under National Stock Number 4920-01-199-1531, 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 General Electric Co. Government technical data includes 4 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4920-01-199-1531 |
| Primary Part Number | 3C3520G03 |
| Item Name | Fixture,engine Maintenance,aircr |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | General Electric Co |
| Status | ACTIVE |
| Nominal Overall Diameter | 38.000 INCHES IN |
| Reference Data and Literature | SERD NO. 3030 |
| Nominal Overall Height | 2.500 INCHES IN |
| Functional Description | USED IN SUPPORT ON THE ENGINE |
| 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 |
|---|---|
| 3C3520G03 PRIMARY | General Electric Co (USA) |
| Reference | Meaning |
|---|---|
| 3C3520G01 | 5/9 Secondary reference General Electric Company |
NSN 4920-01-199-1531 is a Fixture,engine Maintenance,aircr, manufactured by General Electric Co, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-199-1531 has 1 manufacturer part number on file: 3C3520G03 (General Electric Co).
Key specifications for 3C3520G03: Nominal Overall Diameter: 38.000 INCHES IN; Reference Data and Literature: SERD NO. 3030; Nominal Overall Height: 2.500 INCHES IN; Special Features: DIM: 1.250 IN. THK; 38.000 IN. OD; 21.000 IN. ID; C/O STEEL RING; TOP SURFACE CONTAINS TEN 0.250 IN. DIA PINS TO RESTRAIN THE PRECISION HOLES IN THE SHROUD HANGER FLANGE AND 6 CLAMPS TO RESTAIN THE FLANGE FACE; 12 SCRIBED LINES ON THE TOP SURFACE,THESE LINES PROVIDE A VISUAL AID TO TAKE RUN OUT READING IN. 4 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.
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.