Product Details | AIR PRESSURE RELAY VALVE

2530-00-561-8253 A valve specifically designed for installation in an air brake system. It is used on trailers, long wheel base vehicles, as well as multiple rear axle vehicles. It serves to speed and synchronize the application and release of air operated service or parking brakes. It may include emergency features for trailer application.

Part Alternates: N55525, N-55525, N67525, N-67525, 10C1658, 223887, 223917, 224491, 25F4380, 25-F-4380, 2D3331, 2-D-3331, 3461, 346-1, 4162305, 4199801, 4219003, 53S1256, 53-S-1256, 53S1390, 53-S-1390, 54S384, 54-S-384, 55S165, 55-S-165, 55S395, 55-S-395, 592291, 60S1880, 60-S-1880, 61S810, 61-S-810, 71S487, 71-S-487, 77S425, 77-S-425, 91S406, 91-S-406, 2530-00-561-8253, 00-561-8253, 2530005618253, 005618253

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

Supply Group (FSG) NSN Assign. NIIN
25 01 JAN 1963 00-561-8253

Demand History | NSN 2530-00-561-8253

Part Number Request Date QTY Origin
224491 2008-05-148 10 US
2530-00-561-8253 2008-03-79 4 DIBBS

Cross Reference | NSN 2530-00-561-8253

Part Number Cage Code Manufacturer
10C1658 95201 NAPCO INTERNATIONAL LLC
2-D-3331 11083 CATERPILLAR INC. DBA CATERPILLAR
223887 06853 BENDIX COMMERCIAL VEHICLE SYSTEMS LLC
223917 06853 BENDIX COMMERCIAL VEHICLE SYSTEMS LLC
223917 28158 HME, INC.
223917 61465 GARWOOD/FELLER INC GARWOOD WINCH DIV
224491 06853 BENDIX COMMERCIAL VEHICLE SYSTEMS LLC
25-F-4380 04741 WHITE MOTOR CORP OGDEN TRUCK PLANT
25-F-4380 62265 VOLVO TRUCKS NORTH AMERICA INC. DBA FOREIGN PARENT IS VOLVO
346-1 03533 CRANE CARRIER COMPANY
4162305 72233 COUNTRY CATERERS BBQ INC. DBA COUNTRY CATERER'S USE CAGE CODE
4199801 72233 COUNTRY CATERERS BBQ INC. DBA COUNTRY CATERER'S USE CAGE CODE
4219003 72233 COUNTRY CATERERS BBQ INC. DBA COUNTRY CATERER'S USE CAGE CODE
53-S-1256 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
53-S-1390 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
54-S-384 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
55-S-165 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
55-S-395 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
592291 12603 CLARK EQUIPMENT CO
592291 1X0J7 VOLVO CONSTRUCTION EQUIPMENT NORTH AMERICA, LLC
592291 40152 VME AMERICAS INC SUB OF VME GROUP N V
60-S-1880 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
61-S-810 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
71-S-487 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
77-S-425 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
91-S-406 02413 KERSEY / AMERICAN LAFRANCE A DIV OF FIGGIE INTERNATIONAL INC
N-55525 56442 DIAMOND REO TRUCK CO
N-67525 56442 DIAMOND REO TRUCK CO

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Technical Data | NSN 2530-00-561-8253

Characteristic Specifications
FLOW CONTROL DEVICE PISTON, SPRING LOADED
END CONNECTION QUANTITY 3
FIRST END CONNECTION TYPE THREADED INTERNAL PIPE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED 0.540 INCHES
FIRST END THREAD DIRECTION RIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST END IDENTICAL
THIRD END RELATIONSHIP WITH PRECEDING ENDS IDENTICAL WITH FIRST END
MEDIA FOR WHICH DESIGNED AIR
FURNISHED ITEMS MANUAL OPERATING DEVICE

Restrictions/Controls & Freight Information | NSN 2530-00-561-8253

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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 885 unknown
Originating Activity Code XX
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 2530-00-561-8253

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
Z
EA : Each