4820-01-317-7530 VALVE,GATE Index 5305-01-317-7532 SCREW,MACHINE

National Stock Number:
5305-01-317-7531

Federal Supply Class:
5305

National Item Identification Number:
013177531

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:
S3S1445420252096ROLLS-ROYCE INC
S3S14454202K0378ROLLS-ROYCE PLC
SPE319-B603950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
SPE319-B652096ROLLS-ROYCE INC
SPE319-B6K0378ROLLS-ROYCE PLC
S3S14454202K0680ROLLS-ROYCE AIRLINES
SPE319-B6K0680ROLLS-ROYCE AIRLINES


Techincal Specification:
FASTENER LENGTH0.375 INCHES NOMINAL
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLESLOT
III PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
PROPRIETARY CHARACTERISTICSPACS
NOMINAL THREAD DIAMETER0.138 INCHES
SCREW MATERIALSTEEL
SCREW SURFACE TREATMENTPHOSPHATE
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND


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