The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-446-7344, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Navistar Intl Corp Truck Br Ohio Plant. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2530-00-446-7344 |
| Primary Part Number | 873583R91 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — No Item Name Available |
| Manufacturer | Navistar Intl Corp Truck Br Ohio Plant |
| Status | CANCELLED |
| Mounting Provision Arrangement Style | FOUR HOLE RECTANGULAR |
| Port Thread Diameter | 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Mounting Type and Location | FLANGE PISTON ROD END |
| Port Thread Series Designator | UNS LOCATION NOT OTHERWISE SPECIFIED |
| Mounting Facility Diameter | 0.395 INCHES NOMINAL IN |
| Longest Vertical Distance Between Mounting Centers | 2.250 INCHES NOMINAL IN |
| Actuation Method | DIRECT |
| Mounting Provision | UNTHREADED MOUNTING HOLES |
| Longest Horizontal Distance Between Mounting Centers | 5.000 INCHES NOMINAL IN |
| Body Outside Diameter | 1.382 INCHES NOMINAL IN |
| Straight Bore Inside Diameter | 1.000 INCHES NOMINAL IN |
| Stoplight Switch Thread Series Designator | NPT |
| Seat Angle in Deg | 42.0 LOCATION NOT OTHERWISE SPECIFIED |
| Reservoir Type | INTEGRAL |
| Port Thread Quantity Per Inch | 24 LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Class | 2B LOCATION NOT OTHERWISE SPECIFIED |
| Port Location and Quantity | 2 CYLINDER HEAD END |
| Port Style | INVERTED FLARE LOCATION NOT OTHERWISE SPECIFIED |
| Stoplight Switch Nominal Pipe Thread Size | 0.125 INCHES IN |
| Material | IRON CAST BODY |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 873583R91 | Navistar Intl Corp Truck Br Ohio Plant (USA) |
| MC119 | C E Niehoff & Co (USA) |
| E39971 | Eis Brake Parts Div of Standard Motor Products Inc (USA) |
| 863793R91 | Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA) |
| 36155 | Echlin Inc (USA) |
| 1357 | Allied Automotive Allied Aftermarket Div (USA) |
| MC119 | Trw Inc Replacement Parts Div (USA) |
| 863793R91 | Navistar Intl Corp Truck Br Ohio Plant (USA) |
NSN 2530-00-446-7344 is a Cylinder Assembly,hydraulic Brak, manufactured by Navistar Intl Corp Truck Br Ohio Plant, classified under FSC 2530 (No Item Name Available). Status: cancelled.
NSN 2530-00-446-7344 has 8 cross-referenced part numbers: 873583R91 (Navistar Intl Corp Truck Br Ohio Plant), MC119 (C E Niehoff & Co), E39971 (Eis Brake Parts Div of Standard Motor Products Inc), 863793R91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 36155 (Echlin Inc) and 3 more.
There are 6 known substitutes for 2530-00-446-7344: 2530-00-454-1319, 4320-00-555-1466, 5120-00-708-3395 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 873583R91: Mounting Provision Arrangement Style: FOUR HOLE RECTANGULAR; Port Thread Diameter: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Mounting Type and Location: FLANGE PISTON ROD END; Port Thread Series Designator: UNS LOCATION NOT OTHERWISE SPECIFIED. 23 total characteristics are documented in the Federal Logistics Information System.
NSN 2530-00-446-7344 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.