The Pump,rotary, cataloged under National Stock Number 4320-01-353-2977, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-353-2977 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Drive Shaft Length | 1.240 INCHES NOMINAL IN |
| Drive Connection Type | CLOSE COUPLED |
| Unpackaged Unit Length | 5.300 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity | 4000.0 REVOLUTIONS PER MINUTE |
| Unpackaged Unit Width | 4.000 INCHES NOMINAL IN |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Intake Connection Thread Size and Series/type Designator | 1-1/16-12 UN |
| Unpackaged Unit Height | 5.100 INCHES NOMINAL IN |
| Discharge Pressure | 600.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS |
| Maximum Discharge Flow Rate | 8.5 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.625 INCHES NOMINAL IN |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | OIL |
| Pump Rotation Direction | CLOCKWISE |
| Mounting Type | FLANGE |
| Type/model Designation | 8.4 |
| 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 |
| Reference | Meaning |
|---|---|
| TKP-4/26-8.4DSC | C/1 Advisory reference — outside the item-of-supply concept Sauer-Sundstrand Hydro-Transmission Div |
| TKP4/26-8.4DSC06 | 3/9 Design control — primary reference Sauer-Sundstrand Hydro-Transmission Div |
NSN 4320-01-353-2977 is a Pump,rotary, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-353-2977: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Drive Shaft Length: 1.240 INCHES NOMINAL IN; Drive Connection Type: CLOSE COUPLED. 21 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.