The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 1630-00-376-5915, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-00-376-5915 |
| Primary Part Number | 311546 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 1630 / 16 — No Item Name Available |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Port Style | GASKET SEAL LOCATION NOT OTHERWISE SPECIFIED |
| Seat Angle in Deg | 30.0 LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Quantity Per Inch | 20 LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Provision | UNTHREADED MOUNTING HOLES |
| Actuation Method | DIRECT |
| Mounting Facility Diameter | 0.250 INCHES NOMINAL IN |
| Port Location and Quantity | 1 CENTER SECTION AND 1 CYLINDER HEAD END |
| Port Thread Class | 3B LOCATION NOT OTHERWISE SPECIFIED |
| Compressed Length | 10.625 INCHES NOMINAL IN |
| Reservoir Type | REMOTE |
| Port Thread Diameter | 0.437 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Extended Length | 12.531 INCHES NOMINAL IN |
| First Piston Rod End Style | FORK TYPE (CLEVIS) LOCATION NOT OTHERWISE SPECIFIED |
| Material | ALUMINUM ALLOY BODY |
| First End Hole Diameter | 0.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Mounting Type and Location | TONGUE CYLINDER HEAD END |
| Straight Bore Inside Diameter | 0.750 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 311546 PRIMARY | Hydro-Aire Aerospace Corp (USA) |
NSN 1630-00-376-5915 is a Cylinder Assembly,hydraulic Brak, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 1630 (No Item Name Available). Status: active.
NSN 1630-00-376-5915 has 1 cross-referenced part number: 311546 (Hydro-Aire Aerospace Corp).
There are 2 known substitutes for 1630-00-376-5915: 5905-00-499-2047, 6150-01-337-9199. Verify interchangeability with system specifications before substitution.
Key specifications for 311546: Port Style: GASKET SEAL LOCATION NOT OTHERWISE SPECIFIED; Seat Angle in Deg: 30.0 LOCATION NOT OTHERWISE SPECIFIED; Port Thread Series Designator: UNF LOCATION NOT OTHERWISE SPECIFIED; Port Thread Quantity Per Inch: 20 LOCATION NOT OTHERWISE SPECIFIED. 20 total characteristics are documented in the Federal Logistics Information System.