The Head,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-486-0510, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-486-0510 |
| Primary Part Number | 6931005 ITEM 2 |
| Item Name | Head,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Accommodated Rod Diameter | 2.121 INCHES MINIMUM AND 2.123 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 6931005 ITEM 2 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6931005-2 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6931005 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-486-0510 is a Head,linear Actuating Cylinder, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-486-0510 has 1 manufacturer part number on file: 6931005 ITEM 2 (Naval Sea Systems Command).
Key specifications for 6931005 ITEM 2: Accommodated Rod Diameter: 2.121 INCHES MINIMUM AND 2.123 INCHES MAXIMUM IN; Overall Length: 3.020 INCHES NOMINAL IN; Overall Width: 6.440 INCHES NOMINAL IN; Special Features: MATERIAL NI-AL-BRZ, MATERIAL SPECIFICATION MIL-B-24059; ITEM CONSISTS OF GLAND P/N 6931005-3 AND TWO EACH JACK TAB P/N 6931005-4 WELDED TOGETHER; NHA HYDRAULIC CYLINDER ASSEMBLY P/N 6852529-1 FOR CLOSURE DOOR.. 2 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.