The Diaphragm Assembly, cataloged under National Stock Number 4320-01-100-0791, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Pumps North America Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-100-0791 |
| Primary Part Number | S1430DG |
| Item Name | Diaphragm Assembly |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL CARBON STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SF-10524 ITEM 12 | Circor Pumps North America Llc (USA) |
| S1430DG PRIMARY | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SF-10524 ITEM 12 | 5/9 Secondary reference Siemens Energy, Inc. |
| S-1430DG9223 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. |
| S1430DG | 5/9 Secondary reference Siemens Energy, Inc. |
NSN 4320-01-100-0791 is a Diaphragm Assembly, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-100-0791 has 2 manufacturer part numbers on file: SF-10524 ITEM 12 (Circor Pumps North America Llc), S1430DG (Circor Pumps North America Llc).
Key specifications for S1430DG: General Characteristics Item Description: MATERIAL CARBON STEEL. 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.
NSN 4320-01-100-0791 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.