The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-01-433-8249, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 20 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-433-8249 |
| Primary Part Number | 3070AS406-1 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| First Piston Rod End Thread Class | 2B |
| Mounting Facility Thread Class | 2B |
| Compressed Length | 16.375 INCHES NOMINAL IN |
| Temp Rating | 120.0 FAHRENHEIT DEGF |
| Mounting Facility Circle Diameter | 4.500 INCHES NOMINAL IN |
| First Piston Rod End Thread Quantity Per Inch | 20 |
| Criticality Code Justification | FEAT |
| Mounting Provision Arrangement Style | FOUR HOLE BOLT CIRCLE |
| First Piston Rod End Style | INTERNAL THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Thread Quantity Per Inch | 14 |
| Features Provided | RELIEF VALVE AND RUBBER BOOT |
| Thread Direction | UNABLE TO DECODE |
| Mounting Facility Thread Diameter | 0.438 INCHES NOMINAL IN |
| Port Location and Quantity | 2 CENTER SECTION |
| First Piston Rod End Thread Series Designator | UNF |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mounting Type and Location | FLANGE PISTON ROD END |
| Mounting Facility Thread Direction | RIGHT-HAND |
| Mounting Provision | THREADED MOUNTING HOLES |
| First Piston Rod End Thread Diameter | 0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3070AS406-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 3070AS406 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 02-460-480 | 3/2 Design control — primary reference U.S. Government activity |
| 02-460-370 | 5/9 Secondary reference U.S. Government activity |
NSN 2530-01-433-8249 is a Cylinder Assembly,hydraulic Brak, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-433-8249 has 1 manufacturer part number on file: 3070AS406-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3070AS406-1: First Piston Rod End Thread Class: 2B; Mounting Facility Thread Class: 2B; Compressed Length: 16.375 INCHES NOMINAL IN; Temp Rating: 120.0 FAHRENHEIT DEGF. 20 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.