Product Details | MASTER HYDRAULIC BRAKE CYLINDER ASSEMBLY

2530-01-068-7657 A device consisting of a reservoir and/or CYLINDER, HYDRAULIC BRAKE, MASTER with other components necessary to displace fluid from a central source for actuating the slave or wheel cylinders of a hydraulic brake system.20216300032Aircraft Wheel and Brake Systems25300060Vehicular Brake, Steering, Axle, Wheel, and Track Components

Part Alternates: S214248, 68177, 2530-01-068-7657, 01-068-7657, 2530010687657, 010687657

Vehicular Equipment Components | Vehicular Brake, Steering, Axle, Wheel, and Track Components

Supply Group (FSG) NSN Assign. NIIN
25 01 DEC 1978 01-068-7657

Drawings & Photos | NSN 2530-01-068-7657


Demand History | NSN 2530-01-068-7657

Part Number Request Date QTY Origin
2530-01-068-7657 2017-09-256 1 US
2530-01-068-7657 2017-05-122 1 US

Cross Reference | NSN 2530-01-068-7657

Part Number Cage Code Manufacturer
68177 27767 KELSEY-HAYES CO
S214248 10988 CNH INDUSTRIAL AMERICA LLC

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Technical Data | NSN 2530-01-068-7657

Characteristic Specifications
OVERALL HEIGHT 3.500 INCHES NOMINAL
EXTENDED LENGTH 4.794 INCHES NOMINAL
COMPRESSED LENGTH 3.484 INCHES NOMINAL
BODY MATERIAL STEEL
BORE DIAMETER 0.750 INCHES NOMINAL
FIRST PISTON ROD END STYLE 7 EXTERNAL THREADED
FIRST END OUTSIDE DIAMETER 1.375 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH 0.312 INCHES NOMINAL
FIRST PISTON ROD END THREAD SERIES DESIGNATOR UNS
FIRST PISTON ROD END THREAD DIAMETER 0.750 INCHES NOMINAL
FIRST PISTON ROD END THREAD QUANTITY PER INCH 24
FIRST PISTON ROD END THREAD CLASS 2A
FIRST PISTON ROD END THREAD DIRECTION RIGHT-HAND
(NON-CORE DATA) FIRST PISTON ROD END LUBRICATION FACILITY NOT INCLUDED
(NON-CORE DATA) SECOND PISTON ROD END LUBRICATION FACILITY NOT INCLUDED
MOUNTING TYPE AND LOCATION FLANGE PISTON ROD END
MOUNTING PROVISION UNTHREADED MOUNTING HOLES
MOUNTING PROVISION ARRANGEMENT STYLE 1 TWO HOLE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING PROVISIONS 2.250 INCHES NOMINAL
MOUNTING FACILITY DIAMETER 0.344 INCHES NOMINAL
ACTUATION METHOD DIRECT

Restrictions/Controls & Freight Information | NSN 2530-01-068-7657

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 018400 AUTO BRAKES/SHOES R PADS ETC
Less than car load rating
Less than truck load rating Q 70.0
Water commodity Code 885 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2530-01-068-7657

Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code5Critical Repair Part to a Combat Essential End Item. Those parts or components whose failure in a combat essential end item will render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Echelon Identification CodeBConsumable Repair Parts
Physical Category Code1Bin
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each