The Pump,rotary, cataloged under National Stock Number 4320-01-271-2802, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-271-2802 |
| Primary Part Number | D27BS1AVKB |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 0.287 INCHES NOMINAL IN |
| Unpackaged Unit Length | 4.090 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity | 1200.0 REVOLUTIONS PER MINUTE |
| Unpackaged Unit Width | 2.750 INCHES NOMINAL IN |
| Discharge Connection Thread Size and Series/type Designator | 0.750-16 NPT |
| Drive Shaft Type | TONGUE |
| Intake Connection Thread Size and Series/type Designator | 0.875-14 NPT |
| Unpackaged Unit Height | 3.680 INCHES NOMINAL IN |
| Discharge Pressure | 000.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME |
| Maximum Discharge Flow Rate | 8.20 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 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| Mounting Type | BASE |
| Operation Method | MANUAL |
| 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 |
|---|---|
| D27BS1AVKB PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| D27AS1AV | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| D27BS1AV PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
NSN 4320-01-271-2802 is a Pump,rotary, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-271-2802 has 3 manufacturer part numbers on file: D27BS1AVKB (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), D27AS1AV (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), D27BS1AV (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).
Key specifications for D27BS1AVKB: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 0.287 INCHES NOMINAL IN. 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.