The Ring,wearing, cataloged under National Stock Number 4320-01-415-3218, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Alfred Conhagen, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-415-3218 |
| Primary Part Number | WR-2047 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Alfred Conhagen, Inc. |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Body Style | PLAIN |
| Body Outside Diameter | 4.875 INCHES NOMINAL IN |
| Material Document and Classification | ASTM-A494 ASSN STD SINGLE MATERIAL RESPONSE AND MIL-C-24723 FED SPEC SINGLE MATERIAL RESPONSE |
| Body Inside Diameter | 4.250 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| WR-2047 PRIMARY | Alfred Conhagen, Inc. (USA) |
| Reference | Meaning |
|---|---|
| AA-2047-5 | 5/9 Secondary reference Alfred Conhagen, Inc. |
NSN 4320-01-415-3218 is a Ring,wearing, manufactured by Alfred Conhagen, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-415-3218 has 1 manufacturer part number on file: WR-2047 (Alfred Conhagen, Inc.).
Key specifications for WR-2047: Corner Shape: SQUARE ALL CORNERS; Body Style: PLAIN; Body Outside Diameter: 4.875 INCHES NOMINAL IN; Material Document and Classification: ASTM-A494 ASSN STD SINGLE MATERIAL RESPONSE AND MIL-C-24723 FED SPEC SINGLE MATERIAL RESPONSE. 6 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.