The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-220-6309, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mack Corporation. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-220-6309 |
| Primary Part Number | 73433 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Mack Corporation |
| Status | ACTIVE |
| First Piston Rod End Thread Class | UNABLE TO DECODE |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Overall Diameter | 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN |
| First Piston Rod End Thread Quantity Per Inch | UNABLE TO DECODE |
| Body Outside Diameter | 1.265 INCHES NOMINAL IN |
| First Piston Rod End Style | UNABLE TO DECODE |
| Body Material | ALUMINUM |
| First Piston Rod End Thread Series Designator | UNABLE TO DECODE |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 0.905 INCHES MINIMUM AND 0.907 INCHES MAXIMUM IN |
| First Piston Rod End Thread Diameter | UNABLE TO DECODE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 283550-1538 | Mbda Uk Ltd (GBR) |
| 73433 PRIMARY | Mack Corporation (USA) |
NSN 3040-01-220-6309 is a Cylinder Assembly,actuating,line, manufactured by Mack Corporation, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-220-6309 has 2 manufacturer part numbers on file: 283550-1538 (Mbda Uk Ltd), 73433 (Mack Corporation).
Key specifications for 73433: First Piston Rod End Thread Class: UNABLE TO DECODE; Overall Height: 1.961 INCHES MINIMUM AND 1.965 INCHES MAXIMUM IN; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER; Overall Diameter: 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.