The Installation Tool,retaining Ring, cataloged under National Stock Number 5120-01-477-2314, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-477-2314 |
| Item Name | Installation Tool,retaining Ring |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 13-0378 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5120-01-477-2314 is a Installation Tool,retaining Ring, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
Key specifications for 5120-01-477-2314: Criticality Code Justification: AGAV; Special Features: USED TO FACILITATE THE INSTALLATION OF THE SECONDARY LOCK PISTON DURING REASSEMBLY OF THE ACTUATOR; TOOL IS A RING SHAPED DEVICE, APPROXIMATELY 2.500 INCHES IN DIAMETER AND 0.500 INCHES THICK IN; Part Name Assigned by Controlling Agency: (INAVY) INSTALLATION TOOL, SECONDARY LOCK; End Item Identification: USED ON V-22 AIRCRAFT. 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.