The Disk Brake Shoe, cataloged under National Stock Number 3040-01-248-0526, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Siemens Energy, Inc.. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-248-0526 |
| Primary Part Number | DGR4350B PT70C |
| Item Name | Disk Brake Shoe |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Siemens Energy, Inc. |
| Status | ACTIVE |
| Supplementary Features | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 03950, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| D1704ADF ITEM 4VM | Naval Inventory Control Point Mechanicsburg (USA) |
| DGR4350B PT70CVM | Naval Inventory Control Point Mechanicsburg (USA) |
| 1704-0004VM | Naval Inventory Control Point Mechanicsburg (USA) |
| DGR4350C PT70CVM | Naval Inventory Control Point Mechanicsburg (USA) |
| DGR4350B PT70C PRIMARY | Siemens Energy, Inc. (USA) |
| 1704-0004 | Kobelt Manufacturing Co. Ltd. (CAN) |
| Reference | Meaning |
|---|---|
| DGR4350C PT70C | 5/1 Secondary reference Siemens Energy, Inc. |
| D1704ADF ITEM 4 | 5/1 Secondary reference Kobelt Manufacturing Co. Ltd. |
NSN 3040-01-248-0526 is a Disk Brake Shoe, manufactured by Siemens Energy, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-248-0526 has 6 manufacturer part numbers on file: D1704ADF ITEM 4VM (Naval Inventory Control Point Mechanicsburg), DGR4350B PT70CVM (Naval Inventory Control Point Mechanicsburg), 1704-0004VM (Naval Inventory Control Point Mechanicsburg), DGR4350C PT70CVM (Naval Inventory Control Point Mechanicsburg), DGR4350B PT70C (Siemens Energy, Inc.) and 1 more.
Key specifications for DGR4350B PT70C: Supplementary Features: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCE, 03950, HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984; Criticality Code Justification: FEAT; Special Features: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 2 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.