5305-01-369-4978 SCREW,MACHINE Index 5930-01-369-4980 PUSH BUTTON

National Stock Number:
5305-01-369-4979

Federal Supply Class:
5305

National Item Identification Number:
013694979

Description:
SCREW,MACHINE

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.


Manufacturer Information:
MS24694-10380205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS24694-10396906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH1.094 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
HEAD DIAMETER0.491 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6040 MIL SPEC 2ND MATERIAL RESPONSE
SCREW MATERIALSTEEL COMP 8740 OR STEEL COMP 8630
SPECIFICATION/STANDARD DATA96906-MS24694 GOVERNMENT STANDARD
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.594 INCHES NOMINAL
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


Click here to Register for Free 30-day Trial