5305-01-398-8787 SCREW,MACHINE Index 5310-01-398-8789 WASHER,SHOULDERED

National Stock Number:
5305-01-398-8788

Federal Supply Class:
5305

National Item Identification Number:
013988788

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:
4052303P194117BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.


Techincal Specification:
FASTENER LENGTH0.680 INCHES NOMINAL
HEAD DIAMETER0.875 INCHES NOMINAL
HEAD HOLE CONFIGURATION STYLEROUND LONGITUDINAL HOLE
HEAD HEIGHT0.250 INCHES NOMINAL
HEAD STYLEFLAT CHAMFER
HOLE DIAMETER0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM
HOLE QUANTITY1
INTERNAL DRIVE STYLESLOT
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
NOMINAL THREAD DIAMETER0.375 INCHES
SCREW MATERIALSTEEL COMP 304
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENTPASSIVATE
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.590 INCHES NOMINAL
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF


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