The Pump,rotary, cataloged under National Stock Number 4320-00-375-2884, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-375-2884 |
| 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 | 0.562 INCHES NOMINAL IN |
| Drive Connection Type | V-BELT |
| Discharge Connection Thread Size and Series/type Designator | 0.750-14 NPT |
| Drive Shaft Type | D-TYPE |
| Intake Connection Thread Size and Series/type Designator | 0.750-14 NPT |
| Rotary Pump Design | VANE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | OIL |
| 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 |
| Reference | Meaning |
|---|---|
| 59490006 | 5/9 Secondary reference Cooper Machinery Services Llc |
| 59490006 | 5/9 Secondary reference Energy Services Group Div of Cooper Industries Inc |
| 292109 | 3/9 Design control — primary reference Universal Motors-Oshkosh a Div of Medalist Industries Inc |
| FS21779U | 5/9 Secondary reference Energy Services Group Div of Cooper Industries Inc |
NSN 4320-00-375-2884 is a Pump,rotary, classified under FSC 4320, Power and Hand Pumps. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5315-01-445-7646. Verify interchangeability with system specifications before substitution.
Key specifications for 4320-00-375-2884: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: HORIZONTAL; Drive Shaft Length: 0.562 INCHES NOMINAL IN. 14 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.