The Cylinder Assembly,actuating,line, cataloged under National Stock Number 2530-01-019-4612, 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 Kalmar AC Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2530-01-019-4612 |
| Primary Part Number | 4827272-8 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Kalmar AC Inc |
| Status | ACTIVE |
| First Piston Rod End Thread Class | UNABLE TO DECODE |
| Compressed Length | 15.125 INCHES NOMINAL IN |
| Seat Angle in Deg | UNABLE TO DECODE |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Overall Diameter | 3.500 INCHES NOMINAL IN |
| Port Thread Series Designator | UNABLE TO DECODE |
| First Piston Rod End Thread Quantity Per Inch | UNABLE TO DECODE |
| First End External Thread Length | UNABLE TO DECODE |
| First Piston Rod End Style | UNABLE TO DECODE |
| Port Thread Class | UNABLE TO DECODE |
| Port Thread Quantity Per Inch | UNABLE TO DECODE |
| Body Material | STEEL |
| Port Thread Diameter | UNABLE TO DECODE |
| Port Style | UNABLE TO DECODE |
| First Piston Rod End Thread Series Designator | UNABLE TO DECODE |
| Mounting Type and Location | TONGUE CYLINDER HEAD END |
| First Piston Rod End Thread Diameter | UNABLE TO DECODE |
| First End Outside Diameter | UNABLE TO DECODE |
| 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 |
|---|---|
| 4827272-8 PRIMARY | Kalmar AC Inc (USA) |
| Reference | Meaning |
|---|---|
| 74827272 | C/1 Advisory reference — outside the item-of-supply concept Kalmar AC Inc |
NSN 2530-01-019-4612 is a Cylinder Assembly,actuating,line, manufactured by Kalmar AC Inc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-019-4612 has 1 manufacturer part number on file: 4827272-8 (Kalmar AC Inc).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-091-4612. Verify interchangeability with system specifications before substitution.
Key specifications for 4827272-8: First Piston Rod End Thread Class: UNABLE TO DECODE; Compressed Length: 15.125 INCHES NOMINAL IN; Seat Angle in Deg: UNABLE TO DECODE; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER. 18 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.