The Brake,single Disk, cataloged under National Stock Number 3040-00-032-1864, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Goodyear Tire and Rubber Co the. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 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 | 3040-00-032-1864 |
| Primary Part Number | 9440874 |
| Item Name | Brake,single Disk |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Goodyear Tire and Rubber Co the |
| Status | ACTIVE |
| Lining Friction Surface Area | 3.250 SQUARE INCHES NOMINAL |
| Spline Minor Diameter | 2.968 INCHES MINIMUM AND 2.974 INCHES MAXIMUM IN |
| Hydraulic Cylinder Quantity | 1 |
| Overall Diameter | 10.306 INCHES NOMINAL IN |
| Mounting Method | SPLINE |
| Pitch Diameter | 3.000 INCHES NOMINAL IN |
| Spline Major Diameter | 3.056 INCHES MINIMUM AND 3.064 INCHES MAXIMUM IN |
| Spline Quantity | 96 |
| Lining Contact Surface Width | 0.500 INCHES NOMINAL IN |
| Hydraulic Cylinder Diameter | 0.250 INCHES NOMINAL IN |
| Installation Location | RIGHT HAND SIDE |
| Braking Area Outside Diameter | 10.000 INCHES NOMINAL IN |
| Rotating Disk Thickness | 0.200 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE SOURCE CONTROL DWG NO. |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
NSN 3040-00-032-1864 is a Brake,single Disk, manufactured by Goodyear Tire and Rubber Co the, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-032-1864 has 3 manufacturer part numbers on file: 176471 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division), 9440874 (Goodyear Tire and Rubber Co the), PD1510-1 (Goodyear Tire and Rubber Co the).
1 possible match (shared part number, not a government interchangeability claim): 2930-01-312-0968. Verify interchangeability with system specifications before substitution.
Key specifications for 9440874: Lining Friction Surface Area: 3.250 SQUARE INCHES NOMINAL; Spline Minor Diameter: 2.968 INCHES MINIMUM AND 2.974 INCHES MAXIMUM IN; Hydraulic Cylinder Quantity: 1; Overall Diameter: 10.306 INCHES NOMINAL IN. 14 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.