The Seal Assembly,shaft Log,ship, cataloged under National Stock Number 2040-01-508-0433, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Circor Pumps North America Llc. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-508-0433 |
| Primary Part Number | SDD19894 ITEM 25 |
| Item Name | Seal Assembly,shaft Log,ship |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| 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 |
|---|---|
| SF6309 ITEM 25 | Circor Pumps North America Llc (USA) |
| SDD19894 ITEM 25 PRIMARY | Circor Pumps North America Llc (USA) |
| PP046JGJ | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SDD19894 | D/9 Drawing number reference only Circor Pumps North America Llc |
| SF6309 | D/9 Drawing number reference only Circor Pumps North America Llc |
NSN 2040-01-508-0433 is a Seal Assembly,shaft Log,ship, manufactured by Circor Pumps North America Llc, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-508-0433 has 3 manufacturer part numbers on file: SF6309 ITEM 25 (Circor Pumps North America Llc), SDD19894 ITEM 25 (Circor Pumps North America Llc), PP046JGJ (Circor Pumps North America Llc).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-508-1581. Verify interchangeability with system specifications before substitution.
Key specifications for SDD19894 ITEM 25: End Item Identification: TYPE C6DVCX-250D/317 IMO PUMP. 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.