The Channel Ring,pump, cataloged under National Stock Number 4320-00-623-9554, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-623-9554 |
| Item Name | Channel Ring,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS,5.000 IN. OD,1.812 IN. ID,0.875 IN. THK,W/HOLES AND GROOVES 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 |
|---|---|
| D4-2RBR | 5/9 Secondary reference General Signal Corp |
| 11B3-324 | 5/9 Secondary reference General Signal Corp |
| 11B3-324 | 5/9 Secondary reference Aurora Pump a Unit of General Signal Corp |
| D4-2RBR | 3/9 Design control — primary reference Aurora Pump a Unit of General Signal Corp |
NSN 4320-00-623-9554 is a Channel Ring,pump, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-00-623-9554: General Characteristics Item Description: BRASS,5.000 IN. OD,1.812 IN. ID,0.875 IN. THK,W/HOLES AND GROOVES IN. 1 specification is 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.