The Ring,wearing, cataloged under National Stock Number 4320-01-286-7619, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-286-7619 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Style | PLAIN |
| Material Document and Classification | MIL-C-15345G MIL SPEC SINGLE MATERIAL RESPONSE G |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4489817 PIECE 4 | 5/9 Secondary reference U.S. Government activity |
| AFS1-509-4489817 | D/9 Drawing number reference only U.S. Government activity |
| SWMSF-4 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems San Diego Ship Repair Inc. Div Bae Systems Maritime Solutions San Diego Inc |
| 4489820 PC4 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-286-7619 is a Ring,wearing, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-286-7619: Corner Shape: SQUARE ALL CORNERS; Body Style: PLAIN; Material Document and Classification: MIL-C-15345G MIL SPEC SINGLE MATERIAL RESPONSE G; Special Features: OVER-SIZED. 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.