National Stock Number (NSN) 4820-00-021-1728 (4820000211728) Parts List

Item Name	Diaphragm Valve Flat
Federal Supply Group (FSG)	Valves
Federal Supply Class (FSC)	4820 Valves Nonpowered
National Item Identification Number (NIIN)	00-021-1728 (000211728)
NCB Code	USA (00)
Manufacturer	Flexitallic Gasket Co Inc, Flexitallic Lp, Singer Valve Inc

Part Number	Manufacturer	Item Name	Cage Code	RFQ
A4358	flexitallic gasket co inc	diaphragm valve flat	72433	RFQ
A4358	flexitallic lp	diaphragm valve flat	58156	RFQ
A4358	singer valve inc	diaphragm valve flat	36266	RFQ

Technical Characteristics of NSN 4820000211728

MRC	Criteria	Characteristic
AAUB	HOLE DIAMETER	0.312 INCHES NOMINAL
ABHE	OUTSIDE DIAMETER	18.250 INCHES NOMINAL
ABKG	BOLT CIRCLE DIAMETER	17.625 INCHES NOMINAL
ABPX	MATERIAL THICKNESS	0.130 INCHES NOMINAL
ADYT	CENTER HOLE DIAMETER	0.438 INCHES NOMINAL
AECS	BOLT HOLE QUANTITY	24
MATT	MATERIAL	RUBBER SYNTHETIC
STYL	STYLE DESIGNATOR	FLAT

Relevant Components for NSN - 4820-00-021-1728, 4820000211728
4820-01-457-8919 (4820014578919)	4820-00-518-4670 (4820005184670)	4820-01-087-8164 (4820010878164)	4820-01-658-8314 (4820016588314)
4820-01-600-0105 (4820016000105)	4820-01-221-1573 (4820012211573)	4820-01-117-0037 (4820011170037)	4820-01-047-2107 (4820010472107)
4820-00-818-1047 (4820008181047)	4820-01-544-0867 (4820015440867)	4810-00-679-2778 (4810006792778)	4820-01-115-6756 (4820011156756)

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