Quote for 21FKF-518 Sps Technologies Inc Part with NSN 5310-01-148-3697

Part Number:  21FKF-518
Alternate P/N:  21FKF518
Manufacturer:  sps technologies inc
NIIN:  11483697
Item Name :  nut self locking he
CAGE Code:  56878
INC Code:  05277
Country:  USA
NCB Code:  01
FSG:  53 Hardware and Abrasives
Last Updated:  01-29-2026

Are you looking quote for part 21FKF-518? The Sps Technologies Inc-manufactured component (CAGE Code: 56878) is documented under NSN 5310-01-148-3697 as Nut Self Locking He. For the fastest quote, please complete our RFQ form with details about 21FKF-518. We guarantee a response within 15 minutes.

ASAP Components provides the verified 21FKF-518, classified under INC 05277, FSG 53 Hardware and Abrasives, FSC 5310 Nuts and Washers, NIIN 01-148-3697, and NCB 01. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number 21FKF-518 with NSN 5310-01-148-3697, 5310011483697

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5310-01-148-3697

Item PartTypeName:

NUT,SELF-LOCKING,HEXAGON

5310011483697N
CIICHCCESDPMICCriticalityENAC
A0
Part NumberISCRNVCRNCCHCCMSDSSADC
21FKF-518523

Characteristics Data of NSN 5310-01-148-3697, 5310011483697

MRCCriteriaCharacteristic
AAJDTHREAD CLASS2B
AAJFTHREAD DIRECTIONRIGHT-HAND
AAUMLOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
ACTANUT STYLEHEXAGON
ADEANUT HEIGHT0.353 INCHES NOMINAL
ASDBWIDTH ACROSS FLATS0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
BZRRTHREAD SERIESUNC
CMLPTHREAD QUANTITY PER INCH18
CQJXNOMINAL THREAD SIZE0.312 INCHES
CRTMBEARING SURFACE TYPECHAMFERED
MATTMATERIALSTEEL OVERALL
SFTTSURFACE TREATMENTCADMIUM 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

ADPE Represents items with no adp components
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 A - Item does not contain precious metal.

NSN Management Codes

AAC V
Classification Control U
MGMT_CTL 12i2---
Quantity per pack No qup
Repariability This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.
Shelf Life N/A
SOS S9i
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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