The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-197-8665, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Derbyshire Machine & Tool Co. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-197-8665 |
| Primary Part Number | 77625-03X5 PC2 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Derbyshire Machine & Tool Co |
| Status | ACTIVE |
| Outside Diameter | 11.496 INCHES NOMINAL IN |
| Material | NICKEL ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 77625-03X5 PC2 PRIMARY | Derbyshire Machine & Tool Co (USA) |
| Reference | Meaning |
|---|---|
| 77625-03X5-E PIECE 2 | 5/2 Secondary reference U.S. Government activity |
| 77625-03X5 PIECE 2 | 5/9 Secondary reference Oceanetics Inc |
| SSN637-518-2143706 | D/9 Drawing number reference only U.S. Government activity |
| 77625-03X5 PIECE 2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3040-01-197-8665 is a Piston,linear Actuating Cylinder, manufactured by Derbyshire Machine & Tool Co, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-197-8665 has 1 manufacturer part number on file: 77625-03X5 PC2 (Derbyshire Machine & Tool Co).
Key specifications for 77625-03X5 PC2: Outside Diameter: 11.496 INCHES NOMINAL IN; Overall Length: 5.250 INCHES NOMINAL IN; Special Features: MATERIAL SPEC QQ-N-281;2 SLOTS IN PISTON 1/8 IN.WIDE BY 180 DEGREES APART IN; Material: NICKEL ALLOY. 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.
NSN 3040-01-197-8665 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.