Quote for MS21044B4 National Aerospace Standards Com Part with NSN 5310-00-138-4261

Part Number:  MS21044B4
NIIN:  1384261
Item Name :  nut self locking he
CAGE Code:  80205
INC Code:  05277
Country:  USA
NCB Code:  00
FSG:  53 Hardware and Abrasives
Last Updated:  01-29-2026

Are you looking quote for part MS21044B4? The National Aerospace Standards Com-manufactured component (CAGE Code: 80205) is documented under NSN 5310-00-138-4261 as Nut Self Locking He. For the fastest quote, please complete our RFQ form with details about MS21044B4. We guarantee a response within 15 minutes.

ASAP Components provides the verified MS21044B4, classified under INC 05277, FSG 53 Hardware and Abrasives, FSC 5310 Nuts and Washers, NIIN 00-138-4261, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number MS21044B4 with NSN 5310-00-138-4261, 5310001384261

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5310-00-138-4261

Item PartTypeName:

NUT,SELF-LOCKING,HEXAGON

53100013842610N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
LS12906-99223

Characteristics Data of NSN 5310-00-138-4261, 5310001384261

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3B
AAJFTHREAD DIRECTIONRIGHT-HAND
AAUMLOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
ABAJLUBRICATIONSOLUBLE LUBRICANT
ACTANUT STYLEHEXAGON
ADEANUT HEIGHT0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
ASDBWIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
AZKQTEMP RATING250.0 DEG FAHRENHEIT NOMINAL
BZRRTHREAD SERIESUNJF
CMLPTHREAD QUANTITY PER INCH28
CQJXNOMINAL THREAD SIZE0.250 INCHES
CRSQCOUNTERSINK ANGLE88.0 DEGREES NOMINAL NUT
CRTLCRITICALITY CODE JUSTIFICATIONFEAT
CRTMBEARING SURFACE TYPECHAMFERED OR WASHER FACED
CSXLBEARING SURFACE FINISH125.0 MICROINCHES
FEATSPECIAL FEATURESMAGNETIC PARTICLE INSPECTION
MATTMATERIALCOPPER ALLOY 360 OR COPPER ALLOY 260 NUT
SFTTSURFACE TREATMENTCADMIUM OVERALL EXCEPT INSERT
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT

Schedule B & Trade

End Use : 12300 Finished metal shapes
Schedule B : 7415290000 (NAICS 332722) Copper screws, nuts, bolts, rivets, and other fasteners not threaded
SITC : 69432 Washers (including spring washers) and similar articles, not threaded, of copper

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 T2200x-
Quantity per pack 1
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 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: M - 85.0
NMFC: 139820 - Nickel bolts/nails/nuts/rivets etc
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 576 - Metal and metal products, nos, (less than 35 feet)

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