The Pump,rotary, cataloged under National Stock Number 4320-01-270-6435, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-270-6435 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 1.500 INCHES NOMINAL IN |
| Drive Connection Type | CLOSE COUPLED |
| Unpackaged Unit Length | 5.090 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity | 3500.0 REVOLUTIONS PER MINUTE |
| Unpackaged Unit Width | 3.700 INCHES NOMINAL IN |
| Discharge Connection Thread Size and Series/type Designator | 0.375-18 NPTF |
| Drive Shaft Type | MACHINE KEYWAY |
| Intake Connection Thread Size and Series/type Designator | 0.500-14 NPTF |
| Unpackaged Unit Height | 3.700 INCHES NOMINAL IN |
| Discharge Pressure | 00.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Maximum Discharge Flow Rate | 2.1 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.500 INCHES NOMINAL IN |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Material | IRON PUMP BASIC |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| 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 |
|---|---|
| 15B1E1B2-L | 5/9 Secondary reference Danfoss Inc |
| 15B1E1B2-L | 5/9 Secondary reference Danfoss Fluid Power Inc Racine Opn |
| K12174-380 | 3/2 Design control — primary reference U.S. Government activity |
| 163B1036 | 5/9 Secondary reference Danfoss Inc |
| KI2174-380 | 3/9 Design control — primary reference Danfoss Inc |
NSN 4320-01-270-6435 is a Pump,rotary, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-270-6435: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 1.500 INCHES NOMINAL IN. 22 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.