The Expander,tube, cataloged under National Stock Number 3456-01-010-2253, is classified within Federal Supply Class 3456 (Cutting and Forming Tools for Secondary Metalworking Machinery) of the Metalworking Machinery (continued) group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 17 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3456-01-010-2253 |
| Primary Part Number | 943-07518-000 |
| Item Name | Expander,tube |
| FSC / FSG | 3456 / 34 — Cutting and Forming Tools for Secondary Metalworking Machinery |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| Hand Turning Rod | NOT INCLUDED |
| Roller Effective Length | 0.500 INCHES NOMINAL IN |
| Section Quantity | 1 |
| Expander Type | ROLLER |
| Tapered Portion Length | 6.000 INCHES NOMINAL IN |
| Design Type | ADJUSTABLE |
| Mandrel Type | ONE PIECE ROUND HEAD |
| Flexible Tip | NOT INCLUDED |
| Quantity | 1 |
| Roller Quantity | 3 |
| Roller Type | TAPERED |
| Head Section Length | 1.750 INCHES NOMINAL IN |
| Tube Sheet Maximum Thickness | 3.500 INCHES IN |
| Tube Minimum Inside Diameter Accommodated | 0.269 INCHES IN |
| Guard Ring | NOT INCLUDED |
| Operation Method | HAND OR POWER |
| Rated Expansion Diameter | 0.310 INCHES 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 |
|---|---|
| 943-07518-000 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 613C8174-5 | 5/9 Secondary reference Aqua-Chem, Inc. |
| 613C8174-5 | C/1 Advisory reference — outside the item-of-supply concept Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| 943-7518 | 5/9 Secondary reference Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| 943-7518 | 3/9 Design control — primary reference Aqua-Chem, Inc. |
NSN 3456-01-010-2253 is a Expander,tube, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 3456, Cutting and Forming Tools for Secondary Metalworking Machinery. Status: active.
NSN 3456-01-010-2253 has 1 manufacturer part number on file: 943-07518-000 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
Key specifications for 943-07518-000: Hand Turning Rod: NOT INCLUDED; Roller Effective Length: 0.500 INCHES NOMINAL IN; Section Quantity: 1; Expander Type: ROLLER. 17 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.