The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 1630-00-492-1385, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems. Government technical data includes 17 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-00-492-1385 |
| Primary Part Number | 91-27 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 1630 / 16 — No Item Name Available |
| Manufacturer | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems |
| Status | ACTIVE |
| Mounting Provision Arrangement Style | FOUR HOLE RECTANGULAR |
| Port Location and Quantity | 2 CENTER SECTION |
| Mounting Facility Diameter | 0.375 INCHES NOMINAL IN |
| Bleeding Feature Quantity | 1 |
| Bore Type | STRAIGHT |
| Port Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Class | 3B LOCATION NOT OTHERWISE SPECIFIED |
| Seat Angle in Deg | 30.0 LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Type and Location | LUG(S) CENTER SECTION |
| Port Style | GASKET SEAL LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Diameter | 0.437 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Mounting Provision | UNTHREADED MOUNTING HOLES |
| Longest Vertical Distance Between Mounting Centers | 1.500 INCHES NOMINAL IN |
| Longest Horizontal Distance Between Mounting Centers | 2.625 INCHES NOMINAL IN |
| Bore Diameter | 1.750 INCHES NOMINAL IN |
| Design Characteristics | SINGLE ACTING TWIN CYLINDER |
| Port Thread Quantity Per Inch | 20 LOCATION NOT OTHERWISE SPECIFIED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 91-27 PRIMARY | Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems (USA) |
NSN 1630-00-492-1385 is a Cylinder Assembly,hydraulic Brak, manufactured by Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems, classified under FSC 1630 (No Item Name Available). Status: active.
NSN 1630-00-492-1385 has 1 cross-referenced part number: 91-27 (Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems).
There are 10 known substitutes for 1630-00-492-1385: 5365-00-010-5603, 5935-00-187-0634, 5920-00-284-6787 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 91-27: Mounting Provision Arrangement Style: FOUR HOLE RECTANGULAR; Port Location and Quantity: 2 CENTER SECTION; Mounting Facility Diameter: 0.375 INCHES NOMINAL IN; Bleeding Feature Quantity: 1. 17 total characteristics are documented in the Federal Logistics Information System.