The Brake Shoe, cataloged under National Stock Number 3040-01-239-3681, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Winkle Industries, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-239-3681 |
| Primary Part Number | E-4014 (990617 NEW) |
| Item Name | Brake Shoe |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Winkle Industries, Inc. |
| Status | ACTIVE |
| Material | STEEL FRICTION LINING |
| 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 |
|---|---|
| E-4014 (990617 NEW) PRIMARY | Winkle Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| E-4014 | 5/9 Secondary reference U.S. Government activity |
| B-375 | 5/9 Secondary reference U.S. Government activity |
| B-375 PIECE 7 | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-239-3681 is a Brake Shoe, manufactured by Winkle Industries, Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-239-3681 has 1 manufacturer part number on file: E-4014 (990617 NEW) (Winkle Industries, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 3040-01-239-3797. Verify interchangeability with system specifications before substitution.
Key specifications for E-4014 (990617 NEW): Material: STEEL FRICTION LINING. 1 specification is 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.