The Brake Drum, cataloged under National Stock Number 3040-01-346-3230, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mcelroy Marine Machinery. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 3040-01-346-3230 |
| Primary Part Number | 006-031 |
| Item Name | Brake Drum |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Mcelroy Marine Machinery |
| 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 |
|---|---|
| 006-031 PRIMARY | Mcelroy Marine Machinery (USA) |
NSN 3040-01-346-3230 is a Brake Drum, manufactured by Mcelroy Marine Machinery, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-346-3230 has 1 manufacturer part number on file: 006-031 (Mcelroy Marine Machinery).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-667-7732. Verify interchangeability with system specifications before substitution.
Key specifications for 006-031: End Item Identification: MCELROY MACHINE AND MFG CO,SERIES 26 SIDE SCAN SONAR WINCH. 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.