5330-00-523-0283 SEAL Index 5305-00-523-0296 SETSCREW

National Stock Number:
5310-00-523-0285

Federal Supply Class:
5310

National Item Identification Number:
005230285

Description:
NUT,PLAIN,SLOTTED,HEXAGON

Detail:
A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, CASTELLATED, HEXAGON.


Manufacturer Information:
523028519204ARMY, UNITED STATES DEPARTMENT OF THE
5310005230285A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
5310005230285SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE1.250 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 1018 OR
STEEL COMP 1019 OR
STEEL COMP 1020 OR
STEEL COMP 1021 OR
STEEL COMP 1022 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR
ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR
ASTM A576 ASSN STD 2ND MATERIAL RESPONSE OR
ASTM A108 ASSN STD 3RD MATERIAL RESPONSE OR
ASTM A576 ASSN STD 3RD MATERIAL RESPONSE OR
ASTM A576 ASSN STD 4TH MATERIAL RESPONSE OR
ASTM A108 ASSN STD 5TH MATERIAL RESPONSE OR
ASTM A576 ASSN STD 5TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPHOSPHATE OVERALL
NUT STYLESLOTTED, HEXAGON
NUT HEIGHT0.609 INCHES MINIMUM AND
0.641 INCHES MAXIMUM
WIDTH ACROSS FLATS1.984 INCHES MINIMUM AND
2.000 INCHES MAXIMUM
BEARING SURFACE TYPEWASHER FACED
BEARING SURFACE FINISH125.0 MICROINCHES


Click here to Register for Free 30-day Trial