5310-00-550-2511 NUT,PLAIN,WELDING Index 5310-00-550-2514 NUT,PLAIN,ROUND

National Stock Number:
5305-00-550-2512

Federal Supply Class:
5305

National Item Identification Number:
005502512

Description:
SCREW,CAP,SOCKET HEAD

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.


Manufacturer Information:
10032-0182423KLEINSCHMIDT INC
SMC187662-380063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
FASTENER LENGTH0.312 INCHES NOMINAL
FEATURES PROVIDEDCASEHARDENED
HARDNESS RATING37.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.270 INCHES NOMINAL
HEAD HEIGHT0.164 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP 310 OVERALL
NOMINAL THREAD DIAMETER0.164 INCHES
WIDTH ACROSS FLATS0.127 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.250 INCHES MINIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial