The Pump,reciprocating, cataloged under National Stock Number 4320-01-022-8541, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Cosmodyne, Llc Dba Cosmodyne Llc. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-022-8541 |
| Primary Part Number | P610-5002 |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Cosmodyne, Llc Dba Cosmodyne Llc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | PISTON |
| Drive Shaft Length | 2.000 INCHES NOMINAL IN |
| Reciprocating Stroke Type | FIXED |
| Pump Reciprocating Design | SINGLE ACTING |
| Discharge Connection Thread Size and Series/type Designator | 0.438-20 UNF |
| Drive Shaft Type | MACHINE KEYWAY |
| Cylinder Quantity | 1 |
| Drive Shaft End Diameter | 0.875 INCHES NOMINAL IN |
| Discharge Connection Type | THREADED EXTERNAL |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| 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 |
|---|---|
| P610-5002 PRIMARY | Cosmodyne, Llc Dba Cosmodyne Llc (USA) |
| Reference | Meaning |
|---|---|
| P610-5002 | 5/9 Secondary reference Cryo-Chem Inc |
NSN 4320-01-022-8541 is a Pump,reciprocating, manufactured by Cosmodyne, Llc Dba Cosmodyne Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-022-8541 has 1 manufacturer part number on file: P610-5002 (Cosmodyne, Llc Dba Cosmodyne Llc).
Key specifications for P610-5002: Discharge Connection Quantity: 1; Pumping Element Type: PISTON; Drive Shaft Length: 2.000 INCHES NOMINAL IN; Reciprocating Stroke Type: FIXED. 12 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.