The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-372-5537, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Landoll Company, Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-372-5537 |
| Primary Part Number | 138517 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Landoll Company, Llc |
| Status | ACTIVE |
| Pressure Rating | 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Compressed Length | 50.630 INCHES NOMINAL IN |
| Temp Rating | -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Extended Length | 54.500 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Body Material | STEEL |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 3.500 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 |
|---|---|
| 138517 PRIMARY | Landoll Company, Llc (USA) |
| 9-242-010177 | Amz Alabama Inc. (USA) |
| 9-242-010177 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| Reference | Meaning |
|---|---|
| 9-242-010177 | 5/9 Secondary reference Landoll Company, Llc |
NSN 3040-01-372-5537 is a Cylinder Assembly,actuating,line, manufactured by Landoll Company, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-372-5537 has 3 manufacturer part numbers on file: 138517 (Landoll Company, Llc), 9-242-010177 (Amz Alabama Inc.), 9-242-010177 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-523-3128. Verify interchangeability with system specifications before substitution.
Key specifications for 138517: Pressure Rating: 3000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Compressed Length: 50.630 INCHES NOMINAL IN; Temp Rating: -25.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Extended Length: 54.500 INCHES NOMINAL IN. 8 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.