The Ring,wearing, cataloged under National Stock Number 4320-00-140-4459, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-00-140-4459 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Corner Shape | SQUARE INSIDE RIGHT CORNER |
| Corner Shape | SQUARE OUTSIDE RIGHT CORNER |
| Corner Shape | ROUND INSIDE LEFT CORNER |
| Corner Shape | CHAMFERED OUTSIDE LEFT CORNER |
| Corner Radius | 0.250 INCHES NOMINAL INSIDE LEFT CORNER IN |
| Chamfer Length | 0.062 INCHES NOMINAL OUTSIDE LEFT CORNER IN |
| Body Style | PLAIN W/INTERNAL FLANGE |
| Body Outside Diameter | 4.874 INCHES MINIMUM AND 4.875 INCHES MAXIMUM IN |
| Internal Flange Inside Diameter | 3.500 INCHES NOMINAL IN |
| Body Inside Diameter | 4.345 INCHES MINIMUM AND 4.346 INCHES MAXIMUM IN |
| Chamfer Angle | 45.0 DEGREES MINIMUM OUTSIDE LEFT CORNER |
| Material | STEEL |
| Internal Flange Width | 0.250 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| 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 |
|---|---|
| A60084PC2 | 3/9 Design control — primary reference Ingersoll-Dresser Pump Co |
NSN 4320-00-140-4459 is a Ring,wearing, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-140-4459: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE OUTSIDE RIGHT CORNER; Corner Shape: ROUND INSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE LEFT CORNER. 14 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.