Recently Updated NSN 5305-01-063-6421 Or (5305010636421) Part List

Item Name Screw Cap Hexagon Head
Federal Supply Group (FSG) Hardware and Abrasives
Federal Supply Class (FSC) 5305 Screws
National Item Identification Number (NIIN) 01-063-6421 (010636421)
NCB Code USA (01)
Manufacturer American National Standards, Military Standards Corp, Federal Specifications
Part Number Manufacturer Item Name RFQ
B1821BH025C044D american national standards screw cap hexagon head RFQ
MS18154-2 military standards corp screw cap hexagon head RFQ
FF-S-85 federal specifications screw cap hexagon head RFQ

Technical Characteristics of NSN 5305010636421

MRCCriteriaCharacteristic
AAJDTHREAD CLASS2A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.313 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
AASBFASTENER LENGTH0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
AASKHEAD STYLEHEXAGON
AASUHEAD HEIGHT0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM
AATBWIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
AAUBHOLE DIAMETER0.062 INCHES NOMINAL
AHYMNOMINAL THREAD DIAMETER0.250 INCHES
ASXKHOLE QUANTITY1
BQDMHOLE TYPEDRILLED
CMLPTHREAD QUANTITY PER INCH20
CQBCMINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
CQFMHARDNESS RATING32.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL
CRHCHOLE CONFIGURATION STYLEHEXAGON LONGITUDINAL HOLE
MATTMATERIALSTEEL OVERALL
SFTTSURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORUNC
ZZZTNONDEFINITIVE SPEC/STD DATA2 TYPE AND 10P STYLE AND 8 GRADE

Relevant Components for NSN - 5305-01-063-6421, 5305010636421
5305-00-151-0390 (5305001510390) 5305-00-162-0212 (5305001620212) 5330-01-021-6193 (5330010216193) 5306-01-667-2305 (5306016672305)
5305-00-702-7578 (5305007027578) 5306-01-467-0619 (5306014670619) 5340-14-507-0973 (5340145070973) 5330-01-545-5049 (5330015455049)
5331-01-433-9967 (5331014339967) 5330-01-176-0563 (5330011760563) 5330-20-001-0516 (5330200010516) 5305-00-550-9932 (5305005509932)

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