The Brake,shoe Type, cataloged under National Stock Number 3040-01-331-2991, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Hilliard Corp. 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.
| Item Name | Brake,shoe Type |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | The Hilliard Corp (CAGE 28718) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-331-2991 |
| Primary Part Number | 73L-0-410BA |
| Item Name | Brake,shoe Type |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | The Hilliard Corp |
| 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 |
|---|---|
| 73L-0-410BA PRIMARY | The Hilliard Corp (USA) |
NSN 3040-01-331-2991 is a Brake,shoe Type, manufactured by The Hilliard Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-331-2991 has 1 manufacturer part number on file: 73L-0-410BA (The Hilliard Corp).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-331-8759. Verify interchangeability with system specifications before substitution.
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.