The Ring,wearing, cataloged under National Stock Number 4320-00-398-5484, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-398-5484 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Center Flange Thickness | 0.245 INCHES NOMINAL IN |
| Corner Shape | SQUARE ALL CORNERS |
| Body Style | EXTERNAL LOCKING FLANGE |
| Body Outside Diameter | 6.374 INCHES NOMINAL IN |
| End to Flange Distance | 0.375 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Distance Below Centerline | 0.062 INCHES NOMINAL IN |
| Body Inside Diameter | 5.860 INCHES MINIMUM AND 5.861 INCHES MAXIMUM IN |
| Smallest External Anchor Flange Radius | 3.281 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| Largest External Anchor Flange Radius | 3.438 INCHES NOMINAL IN |
| 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 |
|---|---|
| 08-984-789-00-002 | 5/9 Secondary reference U.S. Government activity |
| 08-984-789 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-00-398-5484 is a Ring,wearing, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-398-5484: Center Flange Thickness: 0.245 INCHES NOMINAL IN; Corner Shape: SQUARE ALL CORNERS; Body Style: EXTERNAL LOCKING FLANGE; Body Outside Diameter: 6.374 INCHES NOMINAL IN. 10 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.