The Disc,brake, cataloged under National Stock Number 2530-01-185-5401, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-185-5401 |
| Primary Part Number | 2527540 |
| Item Name | Disc,brake |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2527540 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 2530-01-185-5401 is a Disc,brake, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-185-5401 has 1 manufacturer part number on file: 2527540 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2527540: Special Features: STEEL 1020; 4.156 IN. MIN. 4.218 IN. MAX. OD.; 0.089 IN. MIN. 0.099 IN. MAX. THK.; 15 TEETH; 0.496 IN. DIAMETRAL PITCH; 30 DEG. PRESSURE ANGLE; 1.6238 IN. BASE CIRCLE DIA.; INTERNAL INVOLUTE SPLINE 1.875 IN. PITCH DIA.; MATES WITH P/N 2527539 SLIP FIT; PURCHASE DESCRIPTION IDENTIFICATION:10001-2527540 IN. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.