The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-01-009-3197, 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 28 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2530-01-009-3197 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Status | ACTIVE |
| First End Fork Depth | 0.281 INCHES NOMINAL ALL WORKING ENDS IN |
| Center to Center Distance Between Mounting Provisions | 1.312 INCHES NOMINAL IN |
| Mounting Facility Thread Class | 2N |
| Bleeding Feature Quantity | 1 |
| Compressed Length | 2.625 INCHES NOMINAL IN |
| Seat Angle in Deg | 37.0 SINGLE PORT |
| Piston Rod End Similarity | IDENTICAL |
| Extended Length | 3.375 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Port Thread Series Designator | UNF SINGLE PORT |
| First End Fork Width | 0.500 INCHES NOMINAL ALL WORKING ENDS IN |
| Body Outside Diameter | 1.250 INCHES NOMINAL IN |
| Mounting Provision Arrangement Style | TWO HOLE |
| First End Fork Span Width | 0.188 INCHES NOMINAL ALL WORKING ENDS IN |
| First Piston Rod End Style | SLOT TYPE ALL WORKING ENDS |
| Mounting Facility Thread Quantity Per Inch | 20 |
| Bore Type | STRAIGHT |
| Port Thread Class | 2B SINGLE PORT |
| Port Thread Quantity Per Inch | 24 SINGLE PORT |
| Mounting Facility Thread Length | 0.438 INCHES NOMINAL IN |
| Port Thread Diameter | 0.375 INCHES NOMINAL SINGLE PORT IN |
| Mounting Facility Thread Diameter | 0.250 INCHES NOMINAL IN |
| Port Location and Quantity | 1 CENTER SECTION |
| Port Style | INVERTED FLARE SINGLE PORT |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Bore Diameter | 0.812 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Mounting Facility Thread Direction | RIGHT-HAND |
| 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 |
|---|---|
| 807343 | 5/9 Secondary reference Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248 |
| 886371 | 3/9 Design control — primary reference Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248 |
NSN 2530-01-009-3197 is a Cylinder Assembly,hydraulic Brak, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5995-01-145-2652. Verify interchangeability with system specifications before substitution.
Key specifications for 2530-01-009-3197: Overall Height: 1.500 INCHES NOMINAL IN; First End Fork Depth: 0.281 INCHES NOMINAL ALL WORKING ENDS IN; Center to Center Distance Between Mounting Provisions: 1.312 INCHES NOMINAL IN; Mounting Facility Thread Class: 2N. 28 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.