The Ring,wearing, cataloged under National Stock Number 4320-00-918-3567, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-00-918-3567 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Distance Between Flanges | 0.630 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Body Style | INTERNAL FLANGE W/EXTERNAL LOCKING FLANGE |
| Distance From End | 0.375 INCHES NOMINAL IN |
| Body Outside Diameter | 7.998 INCHES MINIMUM AND 7.999 INCHES MAXIMUM IN |
| End to Flange Distance | 0.875 INCHES NOMINAL IN |
| Internal Flange Inside Diameter | 6.500 INCHES NOMINAL IN |
| Left Side Flange Thickness | 0.250 INCHES NOMINAL IN |
| Distance Below Centerline | 0.750 INCHES NOMINAL IN |
| Body Inside Diameter | 6.610 INCHES MINIMUM AND 6.611 INCHES MAXIMUM IN |
| Right Side Flange Thickness | 0.250 INCHES NOMINAL IN |
| Smallest External Anchor Flange Radius | 3.938 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Internal Flange Width | 0.125 INCHES NOMINAL IN |
| Largest External Anchor Flange Radius | 4.125 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 |
|---|---|
| 08-104-374-00-001 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-00-918-3567 is a Ring,wearing, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-918-3567: Corner Shape: SQUARE ALL CORNERS; Distance Between Flanges: 0.630 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN; Body Style: INTERNAL FLANGE W/EXTERNAL LOCKING FLANGE; Distance From End: 0.375 INCHES NOMINAL IN. 15 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.