F18777

View detailed technical data, stock status, and sourcing information for: F18777
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Federal Supply Group

Vehicular Equipment Components

Federal Supply Classification

2530 Vehicular Brake, Steering, Axle, Wheel and Track Components

National Stock Number

2530-00-032-2638

Item Name Code

10862

Assigment Date

01/01/1963 (63 years ago)

A device consisting of a cylinder, hydraulic brake, wheel with a piston(s) and other component parts which is mounted to the back plate of a wheel. It uses the flow and pressure of a fluid to create the linear motion required to operate the brake shoes of a hydraulic brake system.

threaded mounting holes mounting provision, 3.500 inches nominal overall height, 1.500 inches nominal bore diameter, 42.0 seat angle in deg, 2.687 inches nominal overall width

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Mounting Provision: threaded mounting holes
Overall Height: 3.500 inches nominal
Overall Width: 2.687 inches nominal
Bore Diameter: 1.500 inches nominal
Seat Angle In Deg: 42.0
Mounting Facility Thread Class: 2b
Mounting Facility Thread Direction: right-hand
Bore Type: straight
Mounting Provision Arrangement Style: two hole
Features Provided: bleeder valves and rubber boot
Mounting Facility Thread Series Designator: unc
Mounting Facility Thread Diameter: 0.375 inches nominal
Mounting Facility Thread Quantity Per Inch: 16
Design Characteristics: single acting single cylinder
Mounting Type And Location: flange center section
Mounting Facility Thread Length: 0.750 inches nominal
Center To Center Distance Between Mounting Provisions: 2.125 inches nominal
Port Location And Quantity: 1 center section
Port Style: inverted flare
Port Thread Series Designator: uns
Port Thread Diameter: 0.437 inches nominal
Port Thread Quantity Per Inch: 24
Port Thread Class: 2b
Bleeding Feature Quantity: 1
Material: iron cast body

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2530-00-845-1061	No Name Available	08/11/1967

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
0266768-00	Hydraulic Brak Cylinder Assembly
026676800	Hydraulic Brak Cylinder Assembly
9730E2011	Hydraulic Brak Cylinder Assembly
9M30E2011	Hydraulic Brak Cylinder Assembly
A30-3261Q17	Hydraulic Brak Cylinder Assembly
A343261Q17	Hydraulic Brak Cylinder Assembly
F18777	Hydraulic Brak Cylinder Assembly
FD18777	Hydraulic Brak Cylinder Assembly

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2530-00-032-2638?

The FSCG of the NSN 2530-00-032-2638 is 2530

Does the NSN 2530-00-032-2638 have a Schedule B code assigned?

Yes, the Schedule B code is 8708300050

Does NSN 2530-00-032-2638 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 2530-00-032-2638 contain precious materials?

Precious metal content is unknown

Does NSN 2530-00-032-2638 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 2530-00-032-2638 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963