The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-308-4357, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dana Corp Mobile Fluid Products Div. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-308-4357 |
| Primary Part Number | 6532-HR |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Dana Corp Mobile Fluid Products Div |
| Status | ACTIVE |
| Pressure Rating | 1212.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| First End Fork Depth | 4.250 INCHES NOMINAL IN |
| Compressed Length | 35.880 INCHES NOMINAL IN |
| Piston Rod End Similarity | NOT IDENTICAL |
| Extended Length | 62.380 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| First End Fork Width | 2.560 INCHES NOMINAL IN |
| Second Piston Rod End Style | EXTERNAL THREADED |
| First End Fork Span Width | 1.560 INCHES NOMINAL IN |
| First Piston Rod End Style | FORK TYPE (CLEVIS) |
| Body Material | STEEL |
| First End Hole Diameter | 1.010 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 3.380 INCHES NOMINAL IN |
| 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 |
|---|---|
| 6532-HR PRIMARY | Dana Corp Mobile Fluid Products Div (USA) |
| 97037 | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 97037 | 5/9 Secondary reference Job Handler Inc |
| 97037 | D/9 Drawing number reference only Entwistle Co the Defense Technology Div |
NSN 3040-01-308-4357 is a Cylinder Assembly,actuating,line, manufactured by Dana Corp Mobile Fluid Products Div, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-308-4357 has 2 manufacturer part numbers on file: 6532-HR (Dana Corp Mobile Fluid Products Div), 97037 (The Entwistle Company Llc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-481-4134. Verify interchangeability with system specifications before substitution.
Key specifications for 6532-HR: Pressure Rating: 1212.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; First End Fork Depth: 4.250 INCHES NOMINAL IN; Compressed Length: 35.880 INCHES NOMINAL IN; Piston Rod End Similarity: NOT IDENTICAL. 14 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.