5305-00-007-3259 SCREW Index 5305-00-007-3262 SCREW

National Stock Number:
5305-00-007-3261

Federal Supply Class:
5305

National Item Identification Number:
000073261

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:
GS550E3S1026512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
EXTENDED WASHER DIAMETER0.427 INCHES MINIMUM AND 0.447 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.025 INCHES MINIMUM AND 0.030 INCHES MAXIMUM
FASTENER LENGTH0.5938 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD HEIGHT0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM
HEAD STYLEROUND EXTENDED WASHER
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-8695 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4037 OR STEEL COMP 8630 OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.190 INCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY2 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633 ASSN STD 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.3594 INCHES MINIMUM AND 0.4530 INCHES MAXIMUM
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNF


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