Alcoa Global Fasteners Inc Part Number 3M381-4D25 - Get an Instant Quote

Part Number:  3M381-4D25
Alternate P/N:  3M3814D25
Manufacturer:  alcoa global fasteners inc
NIIN:  01-249-3067
Item Name :  bolt shoulder
CAGE Code:  06950
FSC:  5306 Bolts
INC Code:  04905
Country:  USA
NCB Code:  01
Last Updated:  05-23-2025

Part Number 3M381-4D25 described as Bolt Shoulder with NSN 5306-01-249-3067 with FSC 5306 Bolts by Manufacture Alcoa Global Fasteners Inc is available in stock. We provide comprehensive database of aerospace and aviation components, sub-assemblies, and completed assemblies allows us to respond to your RFQ within 15 minutes.

Simplified Purchasing is owned and operated by ASAP Semiconductor, an industry-leading AS9120B, ISO 9001:2015, and FAA AC 0056B certified distributor of Alcoa Global Fasteners Inc aerospace and aviation parts like 3M381-4D25. We are a service-oriented company that provides quality NSN components with an emphasis on United States export law through our delivery centers at 2 strategic locations, California and Nevada. 

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NSN Information for Part Number 3M381-4D25 with NSN 5306-01-249-3067, 5306012493067

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5306-01-249-3067

Item Description:

Bolt Shoulder

53060124930670N
CIICHCCESDPMICCriticalityENAC
UA
Part NumberISCRNVCRNCCHCCMSDSSADC
3m381-4d25525

Characteristics Data of NSN 5306-01-249-3067, 5306012493067

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
AASBFASTENER LENGTH1.972 INCHES MINIMUM AND 2.002 INCHES MAXIMUM
AASKHEAD STYLEDISHED HEXAGON
AASUHEAD HEIGHT0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
AATBWIDTH BETWEEN FLATS0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
AATNSHOULDER DIAMETER0.3110 INCHES MINIMUM FIRST SHOULDER AND 0.3120 INCHES MAXIMUM FIRST SHOULDER
AATXSHOULDER LENGTH1.552 INCHES MINIMUM FIRST SHOULDER AND 1.572 INCHES MAXIMUM FIRST SHOULDER
AAWBSHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE
AHYMNOMINAL THREAD DIAMETER0.250 INCHES
CBBLFEATURES PROVIDEDFINISHED HEAD
CMLPTHREAD QUANTITY PER INCH28
CQFMHARDNESS RATING36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
CWYBSHOULDER SHAPEROUND FIRST SHOULDER
MATTMATERIALSTEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL
SFTTSURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORUNF



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