NSN Part Numbers List by NSN 4820-00-399-2877 (4820003992877)

Are you searching for parts under NSN 4820-00-399-2877? We encourage you to search through our inventory of over 2 billion new and aftermarket parts applicable within the aerospace, defense, and industrial sectors. Owned and operated by ASAP Semiconductor, ASAP Components stocks key parts of NSN 4820-00-399-2877 (4820003992877) such as 42974, manufactured by leading OEMs including Spirax Sarco Inc.

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Key Information & Specifications:

  • National Stock Number (NSN): 4820-00-399-2877 (4820003992877)
  • Item Name: Seat Valve
  • Top Part Number(s): 42974
  • Primary Manufacturer(s): Spirax Sarco Inc

Why Choose ASAP Components for NSN 4820-00-399-2877 (4820003992877)?

  • Guaranteed Quality Assurance: Every component listed under NSN 4820-00-399-2877 (4820003992877) is fully traceable to accredited manufacturers like Spirax Sarco Inc.
  • Rapid Order Fulfillment: Fast shipping options available for time-critical Seat Valve requirements.
  • Rigorous Inspection: All orders for 42974 undergo strict quality and dimensional verification before dispatch.
  • No China Sourcing Pledge: Full supply chain transparency for aerospace and defense procurement.
Item Name Seat Valve
INC Code 22113
Federal Supply Group (FSG) Valves
Federal Supply Class (FSC) 4820 Valves Nonpowered
National Item Identification Number (NIIN) 00-399-2877 (003992877)
NCB Code USA (00)
Part Number Manufacturer Item Name QTY RFQ
42974 spirax sarco inc seat valve Avl RFQ

Technical Characteristics of NSN 4820003992877

MRCCriteriaCharacteristic
AAJDTHREAD CLASS2A SINGLE THREADED PORTION
AASATHREAD LENGTH0.312 INCHES NOMINAL SINGLE THREADED PORTION
ABKKFLANGE DIAMETER1.878 INCHES NOMINAL
ADASBODY INSIDE DIAMETER0.960 INCHES NOMINAL
AJRFFLANGE SEAT TO DISK END HEIGHT0.170 INCHES NOMINAL
AJRMUNDER FLANGE HEIGHT0.375 INCHES NOMINAL
CQJXNOMINAL THREAD SIZE1.625 INCHES SINGLE THREADED PORTION
CQKMSEATING SURFACE SHAPEFLAT
FEATSPECIAL FEATURESW/TWO WRENCHING LUGS ON TOP OF SEAT 180 DEG APART
MATTMATERIALSTEEL CORROSION RESISTING OVERALL
STYLSTYLE DESIGNATORTHREADED FLANGED
THSDTHREAD SERIES DESIGNATORUNEF SINGLE THREADED PORTION

Relevant Components for NSN - 4820-00-399-2877, 4820003992877
4820-01-541-9352 (4820015419352) 4820-00-253-9087 (4820002539087) 4820-01-142-5444 (4820011425444) 4820-01-453-0693 (4820014530693)
4810-01-705-3907 (4810017053907) 4820-01-514-1308 (4820015141308) 4820-01-236-7333 (4820012367333) 4820-01-432-9921 (4820014329921)
4820-00-317-4589 (4820003174589) 4820-00-522-4348 (4820005224348) 4820-01-517-4999 (4820015174999) 4820-00-799-7041 (4820007997041)

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