Quote for 330-521-23-26 National Steel And Shipbuilding Part with NSN 5330-00-477-1990

Part Number:  330-521-23-26
Alternate P/N:  3305212326
NIIN:  4771990
Item Name :  retainer seal
CAGE Code:  81220
INC Code:  50336
Country:  USA
NCB Code:  00
FSG:  53 Hardware and Abrasives
Last Updated:  01-21-2026

Are you looking quote for part 330-521-23-26? The National Steel And Shipbuilding-manufactured component (CAGE Code: 81220) is documented under NSN 5330-00-477-1990 as Retainer Seal. For the fastest quote, please complete our RFQ form with details about 330-521-23-26. We guarantee a response within 15 minutes.

ASAP Components provides the verified 330-521-23-26, classified under INC 50336, FSG 53 Hardware and Abrasives, FSC 5330 Packing and Gasket Materials, NIIN 00-477-1990, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number 330-521-23-26 with NSN 5330-00-477-1990, 5330004771990

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5330-00-477-1990

Item PartTypeName:

RETAINER,SEAL

53300047719900P
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
330-521-23-26C95

Characteristics Data of NSN 5330-00-477-1990, 5330004771990

MRCCriteriaCharacteristic
ABKGBOLT CIRCLE DIAMETER5.250 INCHES NOMINAL
ABKUFLANGE THICKNESS0.500 INCHES NOMINAL
ABKWOVERALL HEIGHT0.875 INCHES NOMINAL
ABVLAPERTURE DIAMETER2.562 INCHES NOMINAL
ADARBODY OUTSIDE DIAMETER4.092 INCHES MINIMUM AND 4.094 INCHES MAXIMUM
AECSBOLT HOLE QUANTITY6
AHNXBOLT HOLE DIAMETER0.406 INCHES NOMINAL
APTEMOUNTING FLANGE DIAMETER6.375 INCHES NOMINAL
BNTYSEAL SEAT DIAMETER3.313 INCHES NOMINAL
BNTZSEAL SEAT DEPTH0.688 INCHES NOMINAL
FEATSPECIAL FEATURESSEAL SEAT DIA CHAMFER 45 DEG BY 0.250 IN.
MATTMATERIALSTEEL OVERALL
STYLSTYLE DESIGNATORFLANGED

Schedule B & Trade

End Use : 12770 Other industrial supplies
Schedule B : 3926904500 (NAICS 339991) Gaskets, washers & other seals
SITC : 89399 Articles of plastics, n.E.S.

Identification

CRITL The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.
PMIC U - Precious metal content is unknown

NSN Management Codes

AAC J
Classification Control U
MGMT_CTL 9b-----
Quantity per pack 1
Repariability
Shelf Life N/A
SOS Sms
Unit of Measure Ea

Freight Information

ACC: V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
ADC: A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LTL: W - Rating variable
NMFC: 133300 - Machinery/machines noi
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 586 - Vehicle parts, other than automobile

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