Quote for 21056A Cyclone Drill Co Part with NSN 5310-00-274-7731

Part Number:  21056A
Manufacturer:  cyclone drill co
NIIN:  2747731
Item Name :  nut plain castellat
CAGE Code:  52984
INC Code:  01854
Country:  USA
NCB Code:  00
FSG:  53 Hardware and Abrasives
Last Updated:  01-15-2026

Are you looking quote for part 21056A? The Cyclone Drill Co-manufactured component (CAGE Code: 52984) is documented under NSN 5310-00-274-7731 as Nut Plain Castellat. For the fastest quote, please complete our RFQ form with details about 21056A. We guarantee a response within 15 minutes.

ASAP Components provides the verified 21056A, classified under INC 01854, FSG 53 Hardware and Abrasives, FSC 5310 Nuts and Washers, NIIN 00-274-7731, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number 21056A with NSN 5310-00-274-7731, 5310002747731

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5310-00-274-7731

Item PartTypeName:

NUT,PLAIN,CASTELLATED,HEXAGON

53100027477310N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
16044295

Characteristics Data of NSN 5310-00-274-7731, 5310002747731

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3B
AAJFTHREAD DIRECTIONRIGHT-HAND
ACTANUT STYLECASTELLATED,HEXAGON
ADEANUT HEIGHT0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM
ASDBWIDTH ACROSS FLATS0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
BZRRTHREAD SERIESUNF
CMLPTHREAD QUANTITY PER INCH20
CQJXNOMINAL THREAD SIZE0.438 INCHES
CRTMBEARING SURFACE TYPEWASHER FACED
MATTMATERIALSTEEL COMP 3140 OR STEEL COMP 2330 OR STEEL COMP 4135 OR STEEL COMP 4140 OR STEEL COMP 4037 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD 1ST MATERIAL RESPONSE OR SAE ASSN STD 2ND MATERIAL RESPONSE OR SAE ASSN STD 3RD MATERIAL RESPONSE OR SAE ASSN STD 4TH MATERIAL RESPONSE OR AISI ASSN STD 5TH MATERIAL RESPONSE OVERALL

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 J
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: 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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