The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-537-5745, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Cylinders & Valves, Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-537-5745 |
| Primary Part Number | HCC-1000 |
| Item Name | Cylinder Assembly,actuating,line |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Cylinders & Valves, Inc |
| Status | ACTIVE |
| Compressed Length | 4.375 INCHES NOMINAL IN |
| Extended Length | 6.760 INCHES NOMINAL IN |
| Design Characteristics | DOUBLE ACTING SINGLE CYLINDER |
| Overall Diameter | 1.630 INCHES NOMINAL IN |
| Supplementary Features | HAS TWO 1/4-NPT OPENINGS |
| Integral Valve Operation Method | HYDRAULIC |
| Bore Diameter | 1.000 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 |
|---|---|
| HCC-1000 PRIMARY | Cylinders & Valves, Inc (USA) |
| Reference | Meaning |
|---|---|
| 7417689 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 3040-01-537-5745 is a Cylinder Assembly,actuating,line, manufactured by Cylinders & Valves, Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-537-5745 has 1 manufacturer part number on file: HCC-1000 (Cylinders & Valves, Inc).
Key specifications for HCC-1000: Compressed Length: 4.375 INCHES NOMINAL IN; Extended Length: 6.760 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER; Overall Diameter: 1.630 INCHES NOMINAL IN. 7 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.