The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-01-005-6066, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-005-6066 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| Center to Center Distance Between Mounting Provisions | 1.688 INCHES NOMINAL IN |
| Mounting Facility Thread Class | 2B |
| Bleeding Feature Quantity | 1 |
| Seat Angle in Deg | 42.0 SINGLE PORT |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | UNF SINGLE PORT |
| Body Outside Diameter | 1.385 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | TWO HOLE |
| Mounting Facility Thread Quantity Per Inch | 18 |
| Bore Type | STRAIGHT |
| Port Thread Class | 2B SINGLE PORT |
| Features Provided | RUBBER BOOT |
| Port Thread Quantity Per Inch | 24 SINGLE PORT |
| Mounting Facility Thread Length | 0.500 INCHES NOMINAL IN |
| Port Thread Diameter | 0.375 INCHES NOMINAL SINGLE PORT IN |
| Mounting Facility Thread Diameter | 0.313 INCHES NOMINAL IN |
| Port Location and Quantity | 2 CENTER SECTION |
| Port Style | INVERTED FLARE SINGLE PORT |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Bore Diameter | 0.938 INCHES NOMINAL IN |
| Material | IRON CAST BODY |
| Mounting Type and Location | FLANGE CENTER SECTION |
| Mounting Facility Thread Direction | RIGHT-HAND |
| Mounting Provision | THREADED MOUNTING HOLES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 8124798 | 5/9 Secondary reference U.S. Government activity |
| 8127498 | 5/9 Secondary reference U.S. Government activity |
| J8124798 | 3/2 Design control — primary reference U.S. Government activity |
| 8124798 | 5/9 Secondary reference Kenosha Automotive Plant Sub of American Motors Corp |
| J8127498 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2530-01-005-6066 is a Cylinder Assembly,hydraulic Brak, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
Key specifications for 2530-01-005-6066: Overall Height: 1.560 INCHES NOMINAL IN; Center to Center Distance Between Mounting Provisions: 1.688 INCHES NOMINAL IN; Mounting Facility Thread Class: 2B; Bleeding Feature Quantity: 1. 24 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.