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NSN 4820-00-950-4273, 4820009504273
VALVE,CHECK

Federal Supply Classification
FSC 4820 - Valves, Nonpowered
National Item Identification Number
NIIN 009504273
Codification Country
United States
Item Name Code
INC 05487
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4820-00-950-4273

National Stock Number (NSN) 4820-00-950-4273, or NIIN 009504273, (valve,check) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 6 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 12 contracts issued for this part number, with 12 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7MC23P1466, SPE7MC23P1446, SPE7MC23P1446, SPE7MC23P1446, SPE7MC23P1329. The total value of the awarded contracts has been US$ 775,801.73.

This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 358,761. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 04, 2010, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 05487. [A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820009504273 contains an unknown precious metal.

This NSN is associated to Schedule B 8481302090: check valves of steel. 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

DISK LOADING METHOD
(ADSU) SPRING
CONNECTION STYLE
(AHNC) PLAIN (TUBE) ALL ENDS
CONNECTION TYPE
(AWLS) THREADED EXTERNAL TUBE ALL ENDS
FLOW CONTROL DEVICE
(ADQU) POPPET
NOMINAL THREAD SIZE
(CQJX) 0.562 INCHES ALL ENDS
OPENING PRESSURE SETTING
(CSDC) 5.0 POUNDS PER SQUARE INCH
MATERIAL
(MATT) STEEL COMP 440C FLOW CONTROL DEVICE
MATERIAL
(MATT) STEEL COMP 431 BODY
MAXIMUM OPERATING PRESSURE
(CQGM) 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP
(AEHZ) 275.0 DEG FAHRENHEIT SINGLE RESPONSE
MEDIA FOR WHICH DESIGNED
(MEDA) OIL, HYDRAULIC SINGLE RESPONSE
MOUNTING POSITION
(BBJX) HORIZONTAL OR VERTICAL
RENEWABLE SEAT RING TYPE
(ADZH) PRESSED-IN
THREAD CLASS
(AAJD) 3A ALL ENDS
THREAD DIRECTION
(AAJF) RIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATOR
(THSD) UNJF ALL ENDS
VALVE OPERATION METHOD
(AQLR) AUTOMATIC
STYLE DESIGNATOR
(STYL) STRAIGHT THRU
SURFACE TREATMENT
(SFTT) PASSIVATE

Manufacturer Part Numbers

215221612

RNCC
1
RNVC
2
23156

RNCC
3
RNVC
9
23156

RNCC
5
RNVC
9
23156

RNCC
5
RNVC
9
2C5360

RNCC
3
RNVC
2
2439233

RNCC
5
RNVC
9
A1560

RNCC
5
RNVC
9
M401466

RNCC
3
RNVC
2

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