The Shaft Assy Flex, cataloged under National Stock Number 4920-01-534-4505, 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 Mra Systems, Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Shaft Assy Flex |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | Mra Systems, Llc (CAGE 1B6R3); Ge Engine Services Distribution, L.l.c. (CAGE 062W0) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-534-4505 |
| Primary Part Number | 491F1200303-003 |
| Item Name | Shaft Assy Flex |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Mra Systems, Llc |
| Status | ACTIVE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 491F1200303-003 PRIMARY | Mra Systems, Llc (USA) |
| 491F1200303-003 PRIMARY | Ge Engine Services Distribution, L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 491F1200303-003 | 5/9 Secondary reference General Electric Company |
NSN 4920-01-534-4505 is a Shaft Assy Flex, manufactured by Mra Systems, Llc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-534-4505 has 2 manufacturer part numbers on file: 491F1200303-003 (Mra Systems, Llc), 491F1200303-003 (Ge Engine Services Distribution, L.l.c.).
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 4920-01-534-4505 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.