8415-01-539-4119 LINER,PARKA Index 4820-01-539-4121 STEM,FLUID VALVE

National Stock Number:
5305-01-539-4120

Federal Supply Class:
5305

National Item Identification Number:
015394120

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:
418750-15396214RAYTHEON COMPANY
NAS1351C4LB1680205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
THREAD SERIES DESIGNATORUNRF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES NOMINAL
FASTENER LENGTH1.000 INCHES NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.365 INCHES MINIMUM AND
0.375 INCHES MAXIMUM
HEAD HEIGHT0.244 INCHES MINIMUM AND
0.250 INCHES MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.188 INCHES NOMINAL
SPECIAL FEATURESMIN. BREAKING STRENGTH 2.910 CADMIUM PLATE IAW SPEC QQ-P-416 TY 1 CLS 2 SILVER FLASH IAW AMS2411 PASSIVATE IAW QQ-P-35 MALE THREADED FASTNER PATCH TYPE LOCKING ELEMENT IAW NAS1283 TYPE P


Click here to Register for Free 30-day Trial