The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-01-061-7380, 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 Komatsu America Corp.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2530-01-061-7380 |
| Primary Part Number | 935974C93 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Komatsu America Corp. |
| Status | ACTIVE |
| Compressed Length | 5.100 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Overall Diameter | 2.640 INCHES NOMINAL IN |
| Port Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Bore Type | STRAIGHT |
| 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 | 2 CYLINDER HEAD END |
| Port Style | GASKET SEAL LOCATION NOT OTHERWISE SPECIFIED |
| Bore Diameter | 2.000 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Mounting Type and Location | THREAD PISTON ROD END |
| 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 |
|---|---|
| 935974C93 | Komatsu America Corp. (USA) |
| A13 3261Z182 | Meritor Heavy Vehicle Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 935974C91 | 5/9 Secondary reference Komatsu American Intl Co |
| A3-3261-Z-182 | 5/9 Secondary reference Meritor Heavy Vehicle Systems, Llc |
| 935974C93 | 3/9 Design control — primary reference Komatsu American Intl Co |
NSN 2530-01-061-7380 is a Cylinder Assembly,hydraulic Brak, manufactured by Komatsu America Corp., classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-061-7380 has 2 manufacturer part numbers on file: 935974C93 (Komatsu America Corp.), A13 3261Z182 (Meritor Heavy Vehicle Systems, Llc).
Key specifications for 935974C93: Overall Height: 3.187 INCHES NOMINAL IN; Compressed Length: 5.100 INCHES NOMINAL IN; Design Characteristics: SINGLE ACTING SINGLE CYLINDER; Overall Diameter: 2.640 INCHES NOMINAL IN. 13 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.