Quote for B3050 Preece Incorporated Part with NSN 4820-00-518-1172

Part Number:  B3050
Manufacturer:  preece incorporated
NIIN:  5181172
Item Name :  valve restrictor ch
CAGE Code:  50276
INC Code:  20520
Country:  USA
NCB Code:  00
FSG:  48 Valves
Last Updated:  02-01-2026

Are you looking quote for part B3050? The Preece Incorporated-manufactured component (CAGE Code: 50276) is documented under NSN 4820-00-518-1172 as Valve Restrictor Ch. For the fastest quote, please complete our RFQ form with details about B3050. We guarantee a response within 15 minutes.

ASAP Components provides the verified B3050, classified under INC 20520, FSG 48 Valves, FSC 4820 Valves Nonpowered, NIIN 00-518-1172, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

Please fill out below form for B3050

“*” Required Fields Are Compulsory

NSN Information for Part Number B3050 with NSN 4820-00-518-1172, 4820005181172

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4820-00-518-1172

Item PartTypeName:

VALVE,RESTRICTOR CHECK

48200051811720N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
5590-13C95

Characteristics Data of NSN 4820-00-518-1172, 4820005181172

MRCCriteriaCharacteristic
AAJDTHREAD CLASS2A ALL ENDS
AAJFTHREAD DIRECTIONRIGHT-HAND ALL ENDS
ABVLAPERTURE DIAMETER0.045 INCHES NOMINAL
ADQUFLOW CONTROL DEVICEPOPPET
ADSUDISK LOADING METHODSPRING
AHNCCONNECTION STYLEPLAIN (TUBE) ALL ENDS
AQLRVALVE OPERATION METHODAUTOMATIC
AWLSCONNECTION TYPETHREADED EXTERNAL TUBE ALL ENDS
BBJXMOUNTING POSITIONHORIZONTAL OR VERTICAL
CMLPTHREAD QUANTITY PER INCH20 1ST END
CMLPTHREAD QUANTITY PER INCH24 2ND END
CQJXNOMINAL THREAD SIZE0.438 INCHES 2ND END
CQJXNOMINAL THREAD SIZE0.562 INCHES 1ST END
MATTMATERIALSTEEL COMP 440C FLOW CONTROL DEVICE
MATTMATERIALSTEEL COMP 630 BODY
MATTMATERIALSTEEL COMP 630 SEAT
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE BODY
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE SEAT
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MEDAMEDIA FOR WHICH DESIGNEDOIL,HYDRAULIC SINGLE RESPONSE
SFTTSURFACE TREATMENTPASSIVATE
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC ALL TREATMENT RESPONSES
STYLSTYLE DESIGNATORSTRAIGHT THRU
THSDTHREAD SERIES DESIGNATORUN 1ST END
THSDTHREAD SERIES DESIGNATORUNS 2ND END
TMQYFURNISHED ITEMS AND QUANTITY1 FILTER SCREEN

Schedule B & Trade

End Use : 21180 Industrial machines, other
Schedule B : 8481302090 (NAICS 332911) Check valves of steel
SITC : 74730 Check valves

Identification

CRITL The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC U - Precious metal content is unknown

NSN Management Codes

AAC Z
Classification Control U
MGMT_CTL Sf9sx-n
Quantity per pack 1
Repariability
Shelf Life N/A
SOS Sms
Unit of Measure Ea

Freight Information

ACC: B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
ADC: A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LTL: W - Rating variable
NMFC: 051080 - Faucets, bibcocks, gates valves
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 594 - Pumps and parts, (machinery and parts),(less than 35 feet)

Part B3050 With Different Manufacturers

ASAP Semiconductor’s Certifications And Memberships



bottom to top