The Cylinder Assembly,hydraulic Brak, cataloged under National Stock Number 2530-00-741-0830, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Federal Mogul Corp Sub Wagner Brake Moog Automotive Div. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-741-0830 |
| Primary Part Number | FF14620 |
| Item Name | Cylinder Assembly,hydraulic Brak |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Federal Mogul Corp Sub Wagner Brake Moog Automotive Div |
| Status | ACTIVE |
| First Piston Rod End Thread Class | 2B |
| Actuation Method | DIRECT |
| Mounting Facility Diameter | 0.406 INCHES NOMINAL IN |
| Stoplight Switch Thread Quantity Per Inch | 27 |
| Compressed Length | 8.188 INCHES NOMINAL IN |
| Extended Length | 9.625 INCHES NOMINAL IN |
| Port Thread Series Designator | UNF LOCATION NOT OTHERWISE SPECIFIED |
| First Piston Rod End Thread Quantity Per Inch | 18 |
| Mounting Provision Arrangement Style | FOUR HOLE RECTANGULAR |
| Longest Vertical Distance Between Mounting Centers | 2.406 INCHES NOMINAL IN |
| Port Thread Class | 2B LOCATION NOT OTHERWISE SPECIFIED |
| Features Provided | FILLER PLUG AND RUBBER BOOT |
| Thread Direction | UNABLE TO DECODE |
| Port Thread Quantity Per Inch | 20 LOCATION NOT OTHERWISE SPECIFIED |
| Port Thread Diameter | 0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Port Location and Quantity | 1 CYLINDER HEAD END |
| Port Style | GASKET SEAL LOCATION NOT OTHERWISE SPECIFIED |
| First Piston Rod End Thread Series Designator | UNF |
| Straight Bore Inside Diameter | 1.750 INCHES NOMINAL IN |
| Material | IRON CAST UNS F14101 BODY |
| Mounting Type and Location | FLANGE PISTON ROD END |
| Reservoir Type | INTEGRAL |
| Stoplight Switch Thread Series Designator | NPTF |
| Mounting Provision | UNTHREADED MOUNTING HOLES |
| First Piston Rod End Thread Diameter | 0.562 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Longest Horizontal Distance Between Mounting Centers | 2.500 INCHES NOMINAL IN |
| Stoplight Switch Nominal Pipe Thread Size | 0.125 INCHES IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7410830 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| FF14620 PRIMARY | Federal Mogul Corp Sub Wagner Brake Moog Automotive Div (USA) |
| Reference | Meaning |
|---|---|
| 2278140 | 5/9 Secondary reference Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 2278140 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
NSN 2530-00-741-0830 is a Cylinder Assembly,hydraulic Brak, manufactured by Federal Mogul Corp Sub Wagner Brake Moog Automotive Div, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-00-741-0830 has 2 manufacturer part numbers on file: 7410830 (U S Army Tank Automotive Command Amsta-Im-Mm), FF14620 (Federal Mogul Corp Sub Wagner Brake Moog Automotive Div).
Key specifications for FF14620: First Piston Rod End Thread Class: 2B; Actuation Method: DIRECT; Mounting Facility Diameter: 0.406 INCHES NOMINAL IN; Overall Height: 10.062 INCHES NOMINAL IN. 27 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.