NSN 2530-01-303-0049, 2530013030049
VALVE,RELAY,AIR PRESSURE

Federal Supply Classification: FSC 2530 - Vehicular Brake, Steering, Axle, Wheel, and Track Components
National Item Identification Number: NIIN 013030049
Codification Country: United States
Item Name Code: INC 36296
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (P) There is no information in the HMIRS; 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.

Availability: Readily Available Qualified Suppliers: We have 2 qualified suppliers

Manufacture or supply this part?
Join our growing community of certified suppliers.

Let Us Know

CALL ABOUT NSN 2530-01-303-0049

Our client representatives are standing by to help fulfill your request.

+1-321-773-5710

REQUEST QUOTE for 2530-01-303-0049

Have a list that needs to be quoted? Upload it here.

Upload a List

DLMS^® Summary

National Stock Number 2530-01-303-0049

National Stock Number (NSN) 2530-01-303-0049, or NIIN 013030049, (valve,relay,air pressure) was assigned June 23, 1989 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 36296. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; 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. NSN 2530013030049 does not contain precious metals.

This NSN is associated to Schedule B 8481809050: other taps, cocks, valves, etc., nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on Aug 01, 2025.

Technical Characteristics

END CONNECTION QUANTITY: (ADQZ) 4
BODY STYLE: (AAQL) MULTIPLE CIONNECTION
FIRST END CONNECTION TYPE: (ACKM) THREADED INTERNAL PIPE
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: (ACLG) 0.375 INCHES
FIRST END NOMINAL THREAD SIZE: (CQYM) 0.375 INCHES
FIRST END STYLE DESIGNATOR: (ACKN) PLAIN
FIRST END THREAD DIRECTION: (ACLL) RIGHT-HAND
FIRST END THREAD SERIES DESIGNATOR: (CQMM) NPTF
FOURTH END CONNECTION TYPE: (ACPF) THREADED EXTERNAL PIPE
FOURTH END RELATIONSHIP WITH PRECEDING ENDS: (ACPE) NOT IDENTICAL WITH FIRST, SECOND OR THIRD END
FOURTH END NOMINAL PIPE SIZE ACCOMMODATED: (ACQB) 0.750 INCHES
FOURTH END NOMINAL THREAD SIZE: (CQFH) 0.750 INCHES
FOURTH END STYLE DESIGNATOR: (ACPG) PLAIN
FOURTH END THREAD DIRECTION: (ACQF) RIGHT-HAND
FOURTH END THREAD SERIES DESIGNATOR: (CQCR) NPTF
MEDIA FOR WHICH DESIGNED: (ACKL) AIR
SECOND END RELATIONSHIP WITH FIRST END: (ACLR) IDENTICAL
TEMP ADJUSTABILITY: (AEVX) ADJUSTABLE
TEMP RATING: (ABJH) 40.0 FAHRENHEIT AND 200.0 FAHRENHEIT
THIRD END CONNECTION TYPE: (ACMY) THREADED INTERNAL PIPE
THIRD END NOMINAL THREAD SIZE: (CSCN) 0.250 INCHES
THIRD END NOMINAL PIPE SIZE ACCOMMODATED: (ACNV) 0.250 INCHES
THIRD END RELATIONSHIP WITH PRECEDING ENDS: (ACMX) NOT IDENTICAL WITH FIRST OR SECOND END
THIRD END THREAD SERIES DESIGNATOR: (CSDF) NPTF
THIRD END STYLE DESIGNATOR: (ACMZ) PLAIN
THIRD END THREAD DIRECTION: (ACNZ) RIGHT-HAND
TEMP RATING: (ABJH) 40.0 DEG FAHRENHEIT AND 200.0 DEG FAHRENHEIT
FOURTH END THREAD SIZE AND SERIES/TYPE DESIGNATOR: (ACQD) 0.750-14 NPTF
UNABLE TO DECODE: (ACNX) UNABLE TO DECODE
TEMP RATING: (ABJH) 200.0 DEG FAHRENHEIT
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR: (ACLJ) 0.375-18 NPTF