The Parts Kit,rotary Pump, cataloged under National Stock Number 4320-01-528-7807, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is A W Chesterton Co Div Sealing Device Division. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-528-7807 |
| Primary Part Number | 131788 |
| Item Name | Parts Kit,rotary Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | A W Chesterton Co Div Sealing Device Division |
| Status | ACTIVE |
| Component Document Origin | INDUSTRIAL |
| 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 |
|---|---|
| 131788 PRIMARY | A W Chesterton Co Div Sealing Device Division (USA) |
NSN 4320-01-528-7807 is a Parts Kit,rotary Pump, manufactured by A W Chesterton Co Div Sealing Device Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-528-7807 has 1 manufacturer part number on file: 131788 (A W Chesterton Co Div Sealing Device Division).
Key specifications for 131788: Component Document Origin: INDUSTRIAL; End Item Identification: ROTARY PUMP UNIT. 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.