The Piston,pump, cataloged under National Stock Number 4320-01-226-8053, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Neptune Chemical Pump Co Div of R a Industries Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-226-8053 |
| Primary Part Number | 514 FOR 515-S-N3-EX3 |
| Item Name | Piston,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Neptune Chemical Pump Co Div of R a Industries Inc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 514 FOR 515-S-N3-EX3 PRIMARY | Neptune Chemical Pump Co Div of R a Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 514 F0R 515-S-N | C/1 Advisory reference — outside the item-of-supply concept Neptune Chemical Pump Co Div of R a Industries Inc |
NSN 4320-01-226-8053 is a Piston,pump, manufactured by Neptune Chemical Pump Co Div of R a Industries Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-226-8053 has 1 manufacturer part number on file: 514 FOR 515-S-N3-EX3 (Neptune Chemical Pump Co Div of R a Industries Inc).
Key specifications for 514 FOR 515-S-N3-EX3: End Item Identification: NEPTUNE CHEMICAL PUMP CO. MODEL 515-S-N3-EX3 PUMP UNIT RECIPROCATING; Material: STEEL CORROSION RESISTING. 1 specification is 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.