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National Stock Number:
5305-00-843-8278
Federal Supply Class:
5305
National Item Identification Number:
008438278
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.
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Manufacturer Information:
| 38271 | 0B6S1 | INTERNATIONAL BUSINESS MACHINES CORP PARTS ORDER CENTER DEPT E - 54 | | 38271 | 30874 | INTERNATIONAL BUSINESS MACHINES CORPORATION | | 38271 | 88360 | INTERNATIONAL BUSINESS MACHINES CORP ENDICOTT DEVELOPMENT LAB | | AN500-5-3 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| FASTENER LENGTH | 0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | HEAD DIAMETER | 0.187 INCHES MINIMUM AND 0.205 INCHES MAXIMUM | | HEAD HEIGHT | 0.081 INCHES MINIMUM AND 0.088 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.125 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE | | SCREW MATERIAL | STEEL OR STEEL COMP 1010 | | SCREW SURFACE TREATMENT | CADMIUM | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.138 INCHES MINIMUM AND 0.188 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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