The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-476-1280, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 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 | 3040-01-476-1280 |
| Primary Part Number | 40948 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Moog Inc. Dba Ampac-Isp Corp |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| LA50-40945 ITEM 3 | Moog Inc. Dba Ampac-Isp Corp (USA) |
| 40948 PRIMARY | Moog Inc. Dba Ampac-Isp Corp (USA) |
NSN 3040-01-476-1280 is a Piston,linear Actuating Cylinder, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-476-1280 has 2 manufacturer part numbers on file: LA50-40945 ITEM 3 (Moog Inc. Dba Ampac-Isp Corp), 40948 (Moog Inc. Dba Ampac-Isp Corp).
1 possible match (shared part number, not a government interchangeability claim): 6210-01-519-5970. Verify interchangeability with system specifications before substitution.
Key specifications for 40948: Special Features: USED ON FLO-TORK MODEL LA50DL DOLLY LOCK; Part Name Assigned by Controlling Agency: CENTERING PISTON; End Item Identification: SEAWOLF CLASS SSN; Material: STEEL CORROSION RESISTING. 1 specification is 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.