5305-01-365-8788 SCREW,MACHINE Index 5331-01-365-8790 O-RING

National Stock Number:
5305-01-365-8789

Federal Supply Class:
5305

National Item Identification Number:
013658789

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:
2576672-510001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
2576672-515090RAYTHEON COMPANY
2576672-51GP79PILGRIM SCREW CORP
2576672-563020CRESCENT MANUFACTURING OPERATING COMPANY


Techincal Specification:
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
FASTENER LENGTH0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD DIAMETER0.099 INCHES MINIMUM AND 0.119 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER0.060 INCHES
SCREW MATERIALCOPPER ALLOY 260 OR COPPER ALLOY 270
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-626 COMP 260 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-626 COMP 270 FED SPEC 2ND MATERIAL RESPONSE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-T-10727 TY 1 MIL SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTTIN
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.180 INCHES MINIMUM AND 0.215 INCHES MAXIMUM
THREAD CLASS3A
THREAD QUANTITY PER INCH80
THREAD SERIES DESIGNATORUNF


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