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NSN 4820-01-496-5747, 4820014965747
VALVE,REGULATING,FLUID PRESSURE

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 014965747
Codification Country
United States
Item Name Code
INC 27565
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
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 4820-01-496-5747

National Stock Number (NSN) 4820-01-496-5747, or NIIN 014965747, (valve,regulating,fluid pressure) was assigned April 19, 2002 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.

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

This NSN is unique to one weapons system.

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 Nov 08, 2018, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 27565. [A VALVE DESIGNED TO AUTOMATICALLY MAINTAIN WITHIN CLOSE LIMITS A PREDETERMINED OUTLET PRESSURE WHICH MAY BE ADJUSTABLE WITHIN A SPECIFIED RANGE REGARDLESS OF THE HIGHER FLUCTUATING OR CONSTANT INLET PRESSURE. IT IS DESIGNED FOR USE WITH COMPRESSED GAS(ES) AND VARIOUS LIQUIDS AND MAY INCLUDE GAUGES. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. EXCLUDES:REGULATOR, PRESSURE, MEDICAL GAS ADMINISTRATION APPARATUS; REGULATOR, OXYGEN, BAROMETRIC CONTINUOUS FLOW; REGULATOR, OXYGEN DEMAND; REGULATOR, OXYGEN DILUTER DEMAND; AND VALVE(1), FLUID PRESSURE REGULATING, AIRCRAFT.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820014965747 does not contain precious metals.

This NSN is associated to Schedule B 8481809015: regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332911: industrial valve manufacturing.

This information was last updated on .


Technical Characteristics

PACKING MATERIAL
(ADQT) ANY ACCEPTABLE
BODY MATERIAL
(AAFZ) ANY ACCEPTABLE
OUTLET PRESSURE RANGE
(AEVA) +25.0/+60.0 POUNDS PER SQUARE INCH
END CONNECTION QUANTITY
(ADQZ) 2
BODY STYLE
(AAQL) STRAIGHT THRU
FACE TO FACE DISTANCE
(ADQL) 7.281 INCHES NOMINAL
FILTER
(AEWF) NOT INCLUDED
FIRST END CONNECTION TYPE
(ACKM) THREADED EXTERNAL PIPE
FIRST END STYLE DESIGNATOR
(ACKN) PLAIN
FIRST END THREAD DIRECTION
(ACLL) RIGHT-HAND
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR
(ACLJ) 1/2-13 UN
FLOW CONTROL DEVICE MATERIAL
(ADQV) NICKEL COPPER ALLOY OR BRONZE, ASTM B61
FLOW CONTROL DEVICE
(ADQU) DISK, FLAT, BOTTOM GUIDED
NONDEFINITIVE SPEC/STD DATA
(ZZZT) II TYPE
OUTLET PRESSURE ACCURACY RATING
(AEWB) 11.750 POUNDS PER SQUARE INCH
OUTLET PRESSURE RANGE
(AEVA) +25.0 TO 60.0 POUNDS PER SQUARE INCH
MAXIMUM INLET PRESSURE RATING
(AEVZ) 150.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED
(ACKL) WATER, FRESH OR WATER, SALT
SEAT MATERIAL
(ACSH) RUBBER, BUNA-N
SECOND END RELATIONSHIP WITH FIRST END
(ACLR) IDENTICAL
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) PRESSURE-REDUCING VALVES FOR WATER SYSTEMS, SHIPBOARD
REGULATION TYPE
(AEVN) AUTOMATIC SINGLE STAGE
RENEWABLE SEAT RING TYPE
(ADZH) THREADED
SPECIAL FEATURES
(FEAT) THIS VALVE HAS AN UNPRSSURIZED SPRING CHAMBER (TYPE II). VALVE HAS UNION ENDS, BUT UNION NUTS AND TAILPIECES NOT FURNISHED UNLESS REQUESTED. VALVE MANUFACTURED AND TESTED IAW MIL-STD-167-1, VIBRATION; AND MIL-S-901 AND MIL-STD-798, SHOCK.
VALVE STEM DESIGN
(AEVQ) SINGLE SEAT
VALVE LOADING METHOD
(AEVR) SPRING
SPECIFICATION/STANDARD DATA
(ZZZK) 81346-ASTM-F1370 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
STEM MATERIAL
(ABEP) NICKEL COPPER ALLOY
TEMP RATING
(AZKQ) 165.0 DEG FAHRENHEIT NOMINAL

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