The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-021-7263, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-021-7263 |
| Primary Part Number | 8449244 |
| Item Name | Piston,linear Actuating Cylinder |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| 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 |
|---|---|
| 8449244 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 3040-01-021-7263 is a Piston,linear Actuating Cylinder, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-021-7263 has 1 manufacturer part number on file: 8449244 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 8449244: Special Features: STEEL 4140,8640,8740 OR 4130;CHROMIUM-PLATED;ROCKWELL HARDNESS C27-C32;3.487/3.488 DIA;0.940 THK;HUB 1.736 LONG X 1.312/1.313 DIA;0.999/1.000 BORE DIA CHAMFERED 0.090 X 45 DEG BODY FACE;RING GROOVE 3.120/3.122 DIA X 0.281/0.291 W BODY PERIPHERY;RING GROOVE 2.470/3.090 DIA X 0.190 DEEP ON BODY HUB FACE;RING GROOVE 1.228/1.236 DIA X 0.056/0.060 W 0.117/0.122 FROM HUB END;5 SLOTS 0.838 LG X 0.250 W EQUALLY SPACEDON 2.375 CIRCLE THROUGH BODY;16AA MICROINCH FINISH BODY PERIPHERY AND BODY HUB FACE;32AA MICROINCH FINISN ONHUB;63AA MICROINCH FINISH BODY PERIPHERY RING GROOVE;BODY CORNERS 0.120 RADIUS W. 0 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.