The Ring,wearing, cataloged under National Stock Number 4320-00-398-7364, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 31 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-398-7364 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Style | PLAIN W/INTERNAL FLANGE |
| Body Outside Diameter | 8.875 INCHES NOMINAL IN |
| Internal Flange Inside Diameter | 6.875 INCHES NOMINAL IN |
| Body Inside Diameter | 8.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Internal Flange Width | 0.266 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 |
|---|---|
| A1A156A152PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A156A129PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A222A85PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A156A152PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A156A129PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A222A79PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A156A149PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| G6C612B1 | 3/9 Design control — primary reference Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div |
| G6C612B1 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A222A79PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A222A94PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A156A87PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A222A89PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A156A145PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A222A11PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A156A128PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A156A145PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A222A85PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
| A1A222A89PC29-30 | 5/9 Secondary reference Cooper Industries Inc Dba Cooper Tools |
| A1A222A72PC29-30 | 5/9 Secondary reference Cooper Industries Industrial Machinery Div |
NSN 4320-00-398-7364 is a Ring,wearing, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-398-7364: Corner Shape: SQUARE ALL CORNERS; Body Style: PLAIN W/INTERNAL FLANGE; Body Outside Diameter: 8.875 INCHES NOMINAL IN; Overall Length: 1.188 INCHES NOMINAL IN. 7 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.