The Brake Drum, cataloged under National Stock Number 3040-01-214-3860, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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 | 3040-01-214-3860 |
| Primary Part Number | 23018101 |
| Item Name | Brake Drum |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Adjustment Hole | NOT INCLUDED |
| Balancing Pad | NOT INCLUDED |
| Braking Surface Width | 2.000 INCHES NOMINAL IN |
| Inspection Hole | NOT INCLUDED |
| Overall Outside Diameter | 7.610 INCHES NOMINAL IN |
| Braking Surface Location | EXTERNAL |
| Oil Drain Hole | NOT INCLUDED |
| Center Hole Diameter | 6.210 INCHES NOMINAL IN |
| Braking Surface Diameter | 6.000 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Cooling Fin | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 3040-01-214-3860 is a Brake Drum, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-214-3860 has 2 manufacturer part numbers on file: 23018101 (Allison Transmission Inc Dba Allison Transmission, Inc), 23018101 (Hema Disli Sanayi Ve Tic.a.s.).
1 possible match (shared part number, not a government interchangeability claim): 5962-01-443-8114. Verify interchangeability with system specifications before substitution.
Key specifications for 23018101: Adjustment Hole: NOT INCLUDED; Balancing Pad: NOT INCLUDED; Braking Surface Width: 2.000 INCHES NOMINAL IN; Inspection Hole: NOT INCLUDED. 11 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.