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NSN 4820-01-057-1730, 4820010571730
Cancelled -> Replaced by 4820013633076

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 010571730
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 4820-01-057-1730

National Stock Number (NSN) 4820-01-057-1730, or NIIN 010571730, (valve,regulating,fluid pressure) was assigned March 8, 1978 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4820013633076.

There are 6 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are deemed design controlled or valid supply parts. 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, with the most recent procurement date of Oct 13, 2017. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7L118V0322, SPE7L214M1508, SPM7L112MV133, SPM7L112MV133, SPM7L211V0089. The total value of the awarded contracts has been US$ 11,277.04.

This NSN is fairly common among different weapons systems, belonging to 13 different platforms.

There has been a small amount of 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 Sep 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. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

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 4820010571730 contains an unknown precious metal.

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

TEMP RATING
(AZKQ) 175.0 DEG FAHRENHEIT MAXIMUM
END CONNECTION QUANTITY
(ADQZ) 2
BODY STYLE
(AAQL) STRAIGHT THRU
FURNISHED ITEMS
(ABFF) OUTLET PRESSURE GAGE
FILTER
(AEWF) NOT INCLUDED
FIRST END CONNECTION TYPE
(ACKM) THREADED INTERNAL PIPE
FIRST END THREAD DIRECTION
(ACLL) RIGHT-HAND
FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR
(ACLJ) 1/4-18 NPT
FIRST END STYLE DESIGNATOR
(ACKN) PLAIN
FLOW CONTROL DEVICE
(ADQU) DIAPHRAGM
OUTLET PRESSURE RANGE
(AEVA) +5.0 TO 125.0 POUNDS PER SQUARE INCH
MANUAL CONTROL METHOD
(AEVP) KNOB
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-Z-363 FED SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL
(MATT) ZINC ALLOY UNS Z33520 OR ZINC ALLOY UNS Z35531 BODY
MAXIMUM INLET PRESSURE RATING
(AEVZ) 300.0 POUNDS PER SQUARE INCH
MEDIA FOR WHICH DESIGNED
(ACKL) AIR
REGULATION TYPE
(AEVN) MANUAL SINGLE STAGE
SECOND END RELATIONSHIP WITH FIRST END
(ACLR) IDENTICAL
TEMP RATING
(AZKQ) 175.0 FAHRENHEIT MAXIMUM
VALVE LOADING METHOD
(AEVR) SPRING
BODY MATERIAL
(AAFZ) ZINC ALLOY, QQ-Z-363
OUTLET PRESSURE RANGE
(AEVA) +5.0/+125.0 POUNDS PER SQUARE INCH

Manufacturer Part Numbers

639AS1314

RNCC
5
RNVC
2
639AS1314

RNCC
7
RNVC
2
81531001

RNCC
C
RNVC
1
H1397

RNCC
5
RNVC
2
R0002000

RNCC
5
RNVC
9
R000200028728

RNCC
C
RNVC
1
R0302000

RNCC
3
RNVC
2
R0302000

RNCC
3
RNVC
9
639AS1314

RNCC
5
RNVC
2

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