NSN 3040-01-291-2643 · NIIN 012912643 · Part number A3/4X4-1-4-4M-1
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 05448
Government record, cited
NSN 3040-01-291-2643 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-291-2643. Manufacturer of record part number: A3/4X4-1-4-4M-1.
Also searched as3040-01-291-2643 ·
3040012912643 ·
NIIN 012912643 ·
01-291-2643 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 05448 · A3/4X4-1-4-4M-1
Nearby stock numbers← 3040-01-291-2621 Lever, Manual Control
·
3040-01-291-2748 Bell Crank →
Features
Cylinder,actuating,linear — FSC 3040
Bore Diameter: 0.750 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division
Identification
NSN: 3040-01-291-2643
NIIN: 012912643
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: A3/4X4-1-4-4M-1
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division
General Description
The Cylinder,actuating,linear, cataloged under National Stock Number 3040-01-291-2643, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division. Government technical data includes 1 specification, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3040-01-291-2643
Primary Part Number
A3/4X4-1-4-4M-1
Item Name
Cylinder,actuating,linear
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division (USA)
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file
Frequently Asked Questions
What is NSN 3040-01-291-2643?
NSN 3040-01-291-2643 is a Cylinder,actuating,linear, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-291-2643?
NSN 3040-01-291-2643 has 1 manufacturer part number on file: A3/4X4-1-4-4M-1 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division).
What are the specifications of A3/4X4-1-4-4M-1?
Key specifications for A3/4X4-1-4-4M-1: End Item Identification: USED ON B-1B LOAD APPLICATOR EJECTION SEAT; Bore Diameter: 0.750 INCHES NOMINAL IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 3040-01-291-2643 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.