The Tube Bundle Assembly, cataloged under National Stock Number 4440-01-178-8510, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Tube Bundle Assembly |
| FSC / FSG | 4440 — Driers, Dehydrators, and Anhydrators (FSG 44) |
| Manufacturers | Aqua-Chem, Inc. Dba Aqua-Chem Inc (CAGE 0EXU3) |
| Parameter | Value |
|---|---|
| NSN | 4440-01-178-8510 |
| Primary Part Number | 534-D8927-000 |
| Item Name | Tube Bundle Assembly |
| FSC / FSG | 4440 / 44 — Driers, Dehydrators, and Anhydrators |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| General Characteristics Item Description | COPPER NICKEL ALLOY; 55.469 IN. LG IN |
| 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 |
|---|---|
| 534-D8927-000 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 633-8316 | D/9 Drawing number reference only Aqua-Chem, Inc. |
| 534-D8927-000 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 534-D-8927 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 534-8927 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 633-8316 PIECE 3 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 633-08316-000 PIECE 3 | 3/9 Design control — primary reference Aqua-Chem, Inc. |
NSN 4440-01-178-8510 is a Tube Bundle Assembly, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.
NSN 4440-01-178-8510 has 1 manufacturer part number on file: 534-D8927-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 534-D8927-000: General Characteristics Item Description: COPPER NICKEL ALLOY; 55.469 IN. LG IN; End Item Identification: AQUA-CHEM INC DISTILLING PLANT MODEL S-167-FL-2. 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.