The Cover,hydraulic,pump-Motor, cataloged under National Stock Number 4320-01-189-3318, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-189-3318 |
| Primary Part Number | SG-3727 PIECE 15 |
| Item Name | Cover,hydraulic,pump-Motor |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| SG-3727 PIECE 15 PRIMARY | Circor Pumps North America Llc (USA) |
| SG-3727 PIECE 15 | Siemens Energy, Inc. (USA) |
| Reference | Meaning |
|---|---|
| SG-3727 | D/9 Drawing number reference only Siemens Energy, Inc. |
| S-803CBX1 | C/1 Advisory reference — outside the item-of-supply concept Siemens Energy, Inc. |
NSN 4320-01-189-3318 is a Cover,hydraulic,pump-Motor, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-189-3318 has 2 manufacturer part numbers on file: SG-3727 PIECE 15 (Circor Pumps North America Llc), SG-3727 PIECE 15 (Siemens Energy, Inc.).
Key specifications for SG-3727 PIECE 15: Special Features: LOWER END; STEEL; WT 14 LBS LBS; End Item Identification: DELAVAL IMO PUMP ASSEMBLY TYPE 323AX NO. 168. 0 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.