The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-478-3632, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-478-3632 |
| Primary Part Number | 39256 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Outside Diameter | 3.119 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 41042-39245 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 41042-39245 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 39256 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 41042-39245 ITEM 12 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 41042-39245 ITEM 12 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 39256 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 3040-01-478-3632 is a Piston,linear Actuating Cylinder, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-01-478-3632 has 6 cross-referenced part numbers: 41042-39245 (Electric Boat Corporation Div General Dynamics Electric Boat), 41042-39245 (Moog Inc. Dba Ampac-Isp Corp), 39256 (Moog Inc. Dba Ampac-Isp Corp), 41042-39245 ITEM 12 (Moog Inc. Dba Ampac-Isp Corp), 41042-39245 ITEM 12 (Electric Boat Corporation Div General Dynamics Electric Boat) and 1 more.
There are 12 known substitutes for 3040-01-478-3632: 6625-01-152-2847, 4320-01-477-9374, 4320-01-477-9376 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 39256: End Item Identification: ROTARY HYDRAULIC ACTUATOR, MODEL 41042; SEAWOLF; Outside Diameter: 3.119 INCHES NOMINAL IN; Special Features: MATERIAL PER ASTM B150, ALLOY C63200; MOUNTED TO GEAR RACK W/COUNTERSUNK SOCKET HEAD CAP SCREW; Part Name Assigned by Controlling Agency: SMALL PISTON. 5 total characteristics are documented in the Federal Logistics Information System.