The Anode,corrosion Preventive, cataloged under National Stock Number 5340-01-201-2439, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is American Metal Bearing Co Dba Amb Engineering & Machining Solutions. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-201-2439 |
| Primary Part Number | 74021 PIECE 9 |
| Item Name | Anode,corrosion Preventive |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | American Metal Bearing Co Dba Amb Engineering & Machining Solutions |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 |
| Mounting Method | PIPE |
| Style Designator | ROUND WITH PIPE CORE |
| Material Document and Classification | MIL-A-18001, CLASS 1, TYPE ZEP, STYLE B MIL SPEC SINGLE MATERIAL RESPONSE ANODE |
| Outside Diameter | 5.000 INCHES NOMINAL IN |
| Insert Quantity | 2 |
| Core Diameter | 0.375 INCHES NOMINAL IN |
| Core Length | 1.124 INCHES NOMINAL IN |
| Construction | SOLID |
| Material | ZINC ALLOY ANODE |
| Thickness | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74021 PIECE 9 PRIMARY | American Metal Bearing Co Dba Amb Engineering & Machining Solutions (USA) |
| Reference | Meaning |
|---|---|
| MIL-A-18001 | 4/1 Identification reference U.S. Government activity |
NSN 5340-01-201-2439 is a Anode,corrosion Preventive, manufactured by American Metal Bearing Co Dba Amb Engineering & Machining Solutions, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-201-2439 has 1 manufacturer part number on file: 74021 PIECE 9 (American Metal Bearing Co Dba Amb Engineering & Machining Solutions).
Key specifications for 74021 PIECE 9: Mounting Hole Quantity: 1; Mounting Method: PIPE; Style Designator: ROUND WITH PIPE CORE; Material Document and Classification: MIL-A-18001, CLASS 1, TYPE ZEP, STYLE B MIL SPEC SINGLE MATERIAL RESPONSE ANODE. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.