The Pump,rotary, cataloged under National Stock Number 4320-01-421-5222, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-421-5222 |
| Primary Part Number | 1458797 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling |
| Status | ACTIVE |
| Discharge Connection Quantity | 2 |
| Intake Connection Type | RECTANGULAR FLANGE |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 27.8 MILLIMETERS NOMINAL MM |
| Drive Connection Type | RIGID COUPLED |
| Operating Speed at Rated Capacity | 640.0 REVOLUTIONS PER MINUTE |
| Discharge Connection Thread Size and Series/type Designator | 0.750-16 UNF AND 0.875-14 UNF |
| Drive Shaft Type | SPLINED, INVOLUTE EXTERNAL |
| Discharge Pressure | 500.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Maximum Discharge Flow Rate | 4.000 GALLONS PER MINUTE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| Mounting Type | FLANGE |
| Operation Method | POWERED |
| 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 |
|---|---|
| 1458797 PRIMARY | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| 20800-78050 | Kyb Corporation (JPN) |
| Reference | Meaning |
|---|---|
| 20800-78050 | 5/9 Secondary reference Kayaba Industry Co. Ltd |
| 1324539 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
NSN 4320-01-421-5222 is a Pump,rotary, manufactured by Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-421-5222 has 2 manufacturer part numbers on file: 1458797 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), 20800-78050 (Kyb Corporation).
Key specifications for 1458797: Discharge Connection Quantity: 2; Intake Connection Type: RECTANGULAR FLANGE; Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 27.8 MILLIMETERS NOMINAL MM. 16 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.