Quote for MS21921-4K Sae International Part with NSN 4730-00-034-1411

Part Number:  MS21921-4K
Alternate P/N:  MS219214K
Manufacturer:  sae international
NIIN:  341411
Item Name :  nut tube coupling
CAGE Code:  0U583
INC Code:  03859
Country:  USA
NCB Code:  00
FSG:  47 Pipe Tubing Hose and Fittings
Last Updated:  01-13-2026

Are you looking quote for part MS21921-4K? The Sae International-manufactured component (CAGE Code: 0U583) is documented under NSN 4730-00-034-1411 as Nut Tube Coupling. For the fastest quote, please complete our RFQ form with details about MS21921-4K. We guarantee a response within 15 minutes.

ASAP Components provides the verified MS21921-4K, classified under INC 03859, FSG 47 Pipe Tubing Hose and Fittings, FSC 4730 Hose Pipe Tube Lubrication and Railing Fittings, NIIN 00-034-1411, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number MS21921-4K with NSN 4730-00-034-1411, 4730000341411

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4730-00-034-1411

Item PartTypeName:

NUT,TUBE COUPLING

47300003414110N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
AS21921295

Characteristics Data of NSN 4730-00-034-1411, 4730000341411

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3B
AAJFTHREAD DIRECTIONRIGHT-HAND
ACTANUT STYLETUBE COUPLING
ADEANUT HEIGHT0.531 INCHES NOMINAL
ASDBWIDTH ACROSS FLATS0.562 INCHES NOMINAL
BRQLLENGTH TO SHOULDER0.547 INCHES NOMINAL
BSPXSMALLEST INSIDE DIAMETER0.300 INCHES NOMINAL
BZRRTHREAD SERIESUNJF
CMLPTHREAD QUANTITY PER INCH20
CQJXNOMINAL THREAD SIZE0.438 INCHES
CQRJNOMINAL TUBE OUTSIDE DIAMETER0.250 INCHES
CRRBSEAT ANGLE45.00 DEGREES NOMINAL
MATTMATERIALSTEEL COMP 316 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SFTTSURFACE TREATMENTPASSIVATE OVERALL
ZZZKSPECIFICATION/STANDARD DATA96906-MS21921 GOVERNMENT STANDARD

Schedule B & Trade

End Use : 12300 Finished metal shapes
Schedule B : 7318160000 (NAICS 332722) Nuts of iron or steel
SITC : 69421 Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, threaded, of iron or steel

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 J2200x-
Quantity per pack 1
Repariability Item requires special handling or condemnation procedures for specific reasons, such as precious metal content, high dollar value, critical material, or hazardous materiel. refer to appropriate manuals or directives for specific instructions.
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: 093486 - Bolts, nuts or screws, noi (sub 3)
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 573 - Bolts or nuts (iron or steel),(less than 35 feet)

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