The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-862-0098, 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 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-862-0098 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| Actuation Method | DIRECT |
| Mounting Facility Diameter | 0.406 INCHES NOMINAL IN |
| Bleeding Feature Quantity | 1 |
| Seat Angle in Deg | 45.0 LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Provision Arrangement Style | FOUR HOLE RECTANGULAR |
| Longest Vertical Distance Between Mounting Centers | 2.375 INCHES NOMINAL IN |
| Port Thread Class | 2B LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Quantity Per Inch | 20 LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Diameter | 0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Port Location and Quantity | 1 CYLINDER HEAD END |
| Port Style | INVERTED FLARE LOCATION NOT OTHERWISE SPECIFIED |
| Straight Bore Inside Diameter | 1.875 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Reservoir Type | INTEGRAL |
| Mounting Provision | UNTHREADED MOUNTING HOLES |
| Longest Horizontal Distance Between Mounting Centers | 2.625 INCHES NOMINAL IN |
| 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 |
|---|---|
| 8QE412 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2530-00-862-0098 is a Cylinder Assembly,hydraulic Brak, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
Key specifications for 2530-00-862-0098: Actuation Method: DIRECT; Mounting Facility Diameter: 0.406 INCHES NOMINAL IN; Overall Height: 6.000 INCHES NOMINAL IN; Bleeding Feature Quantity: 1. 17 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.