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National Stock Number:
5305-01-128-5102
Federal Supply Class:
5305
National Item Identification Number:
011285102
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:
| CA21097-3-4 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | CA21170-3-4 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.578 INCHES MINIMUM AND 0.598 INCHES MAXIMUM | | HEAD DIAMETER | 0.258 INCHES MINIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS5737 ASSN STD 2ND MATERIAL RESPONSE | | SCREW MATERIAL | IRON ALLOY 660 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE | | SPECIAL FEATURES | THREE SLOTS EQUALLY SPACED ALONG LONGITUDINAL AXIS ON OUTSIDE DIAMETERS. LENGTH 0.513 IN. WIDTH 0.028 IN. MIN 0.033 IN. MAX. | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.256 INCHES MINIMUM AND 0.358 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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