The Tool,ring, cataloged under National Stock Number 5120-01-040-8424, 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5120-01-040-8424 |
| Item Name | Tool,ring |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | ITEM CONSISTS OF A SQUARE TOOL 3 1/2 IN. BY 5/8 IN. THICK WITH A ROUND PROTUDING CENTER 3 1/4 IN. DIA. BY 1.0IN. HIGH,THERE IS A 1.991 IN. CENTRAL OPENING,3 EA 1/4 IN. HOLES,ONE AT CENTER,MATL STEEL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| F80-0-590 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5120-01-040-8424 is a Tool,ring, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
Key specifications for 5120-01-040-8424: General Characteristics Item Description: ITEM CONSISTS OF A SQUARE TOOL 3 1/2 IN. BY 5/8 IN. THICK WITH A ROUND PROTUDING CENTER 3 1/4 IN. DIA. BY 1.0IN. HIGH,THERE IS A 1.991 IN. CENTRAL OPENING,3 EA 1/4 IN. HOLES,ONE AT CENTER,MATL STEEL IN; End Item Identification: E-3A ACFT,ANTI-ICE AIR SHUT-OFF VALVE 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.
NSN 5120-01-040-8424 has DEMIL Code B. 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.