5305-00-271-6231 SCREW,MACHINE Index 5305-00-271-6241 SCREW,MACHINE

National Stock Number:
5305-00-271-6233

Federal Supply Class:
5305

National Item Identification Number:
002716233

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:
107891G2M37695RAYTHEON COMPANY
1624173734FEDERAL SCREW PRODUCTS INC.
8599255-09809691L3HARRIS MAS INC
16241ADX1VN02AIRDALE EXPRESS LLC
8599255-09824617GENERAL MOTORS CORP
26-9059F0296SAFRAN ELECTRICAL & POWER CHATOU SAS
AN505C4-388044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE
8599255-09899974DELCO ELECTRONICS CORP DELCO SYSTEMS OPNS


Techincal Specification:
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
FASTENER LENGTH0.188 INCHES NOMINAL
HEAD DIAMETER0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLESLOT
NOMINAL THREAD DIAMETER0.112 INCHES
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,CL 4 FED SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 5TH MATERIAL RESPONSE
SCREW SURFACE TREATMENTPASSIVATE
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.109 INCHES NOMINAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH40


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