The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-462-1991, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Airtex Products Div of Uis Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 14 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2530-00-462-1991 |
| Primary Part Number | W34401 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — No Item Name Available |
| Manufacturer | Airtex Products Div of Uis Inc |
| Status | CANCELLED |
| Features Provided | BLEEDER VALVES AND RUBBER BOOT |
| Mounting Facility Thread Quantity Per Inch | 18 |
| Mounting Facility Thread Diameter | 0.312 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Mounting Facility Thread Length | 0.500 INCHES NOMINAL IN |
| Mounting Type and Location | FLANGE CENTER SECTION |
| Port Location and Quantity | 1 CENTER SECTION |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Mounting Facility Thread Direction | RIGHT-HAND |
| Bore Diameter | 0.875 INCHES NOMINAL IN |
| Mounting Provision | THREADED MOUNTING HOLES |
| Mounting Facility Thread Class | 2B |
| Mounting Provision Arrangement Style | TWO HOLE |
| Center to Center Distance Between Mounting Provisions | 1.625 INCHES NOMINAL IN |
| Mounting Position | LEFT |
| Design Characteristics | SINGLE ACTING SINGLE CYLINDER |
| Port Style | GASKET SEAL SINGLE PORT |
| Port Thread Diameter | 0.438 INCHES NOMINAL SINGLE PORT IN |
| Port Thread Class | 2B SINGLE PORT |
| Port Thread Series Designator | UNF SINGLE PORT |
| Material | IRON CAST BODY |
| Port Thread Quantity Per Inch | 20 SINGLE PORT |
| Bleeding Feature Quantity | 1 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| W34401 | Airtex Products Div of Uis Inc (USA) |
| 5457147 | Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 (USA) |
| 18004991 | General Motors Corp (USA) |
| 18004941 | Delco Moraine Div of General Motors Corp (USA) |
| WC34401 | C E Niehoff & Co (USA) |
| 18004991 | General Motors Llc Dba General Motors Llc (USA) |
| H-34401 | Chrysler Corp Service and Parts Opns (USA) |
| 5457147 | General Motors Corp Chevrolet Motor Div Special Products Dept (USA) |
| EW34401 | Eis Brake Parts Div of Standard Motor Products Inc (USA) |
| 5459203 | Delco Moraine Div of General Motors Corp (USA) |
| 19090 | Echlin Inc (USA) |
| 1721229 | Delco Moraine Div of General Motors Corp (USA) |
| 172-9 | Delco Moraine Div of General Motors Corp (USA) |
| F34401 | Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA) |
| WC34401 | Trw Inc Replacement Parts Div (USA) |
| 3406 | Bendix Corp the (USA) |
| 3406 | Bendix Corp the Brake and Steering Div (USA) |
NSN 2530-00-462-1991 is a Cylinder Assembly,hydraulic Brak, manufactured by Airtex Products Div of Uis Inc, classified under FSC 2530 (No Item Name Available). Status: cancelled.
NSN 2530-00-462-1991 has 17 cross-referenced part numbers: W34401 (Airtex Products Div of Uis Inc), 5457147 (Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02), 18004991 (General Motors Corp), 18004941 (Delco Moraine Div of General Motors Corp), WC34401 (C E Niehoff & Co) and 12 more.
There are 12 known substitutes for 2530-00-462-1991: 5905-00-052-7333, 3110-00-100-0349, 3110-00-108-8268 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for W34401: Features Provided: BLEEDER VALVES AND RUBBER BOOT; Mounting Facility Thread Quantity Per Inch: 18; Overall Width: 2.250 INCHES NOMINAL IN; Mounting Facility Thread Diameter: 0.312 INCHES NOMINAL IN. 25 total characteristics are documented in the Federal Logistics Information System.
NSN 2530-00-462-1991 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.