The Pump,rotary, cataloged under National Stock Number 4320-01-116-9227, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Oberdorfer Foundries Inc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-116-9227 |
| Primary Part Number | 3000B-23 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Oberdorfer Foundries Inc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 3.438 INCHES NOMINAL IN |
| Drive Connection Type | GEAR |
| Operating Speed at Rated Capacity | 1725.0 REVOLUTIONS PER MINUTE |
| Discharge Connection Thread Size and Series/type Designator | 0.375-18 NPT |
| Drive Shaft Type | WOODRUFF KEYWAY |
| Intake Connection Thread Size and Series/type Designator | 0.375-18 NPT |
| Discharge Pressure | 0.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Maximum Discharge Flow Rate | 6.63 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.498 INCHES MINIMUM AND 0.626 INCHES MAXIMUM IN |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Material | COPPER ALLOY PUMP BASIC |
| Media for Which Designed | HYDROCARBON FUELS AND OILS AND WATER, FRESH |
| Pump Rotation Direction | CLOCKWISE |
| Mounting Type | BASE |
| 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 |
|---|---|
| 3000B-23 PRIMARY | Oberdorfer Foundries Inc (USA) |
| Reference | Meaning |
|---|---|
| PE-1252 | 5/2 Secondary reference U.S. Government activity |
NSN 4320-01-116-9227 is a Pump,rotary, manufactured by Oberdorfer Foundries Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-116-9227 has 1 manufacturer part number on file: 3000B-23 (Oberdorfer Foundries Inc).
Key specifications for 3000B-23: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 3.438 INCHES NOMINAL IN. 20 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.