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National Stock Number:
5305-01-338-7094
Federal Supply Class:
5305
National Item Identification Number:
013387094
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:
| BACS12ER3K8 | 06725 | SPS TECHNOLOGIES, LLC | | BACS12ER3K8 | 17446 | HUCK INTERNATIONAL, INC | | BACS12ER3K8 | 27624 | SPS TECHNOLOGIES LLC | | BACS12ER3K8 | 56878 | SPS TECHNOLOGIES, LLC | | BACS12ER3K8 | 73197 | HI-SHEAR CORPORATION | | BACS12ER3K8 | 80539 | SPS TECHNOLOGIES, LLC | | BACS12ER3K8 | 81205 | THE BOEING COMPANY | | BACS12ER3K8 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | BACS12ER3K8 | 97928 | HUCK INTL INC | | BACS12ER3K8 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | BACS12ER3K8 | Z03F0 | BOEING DEFENCE AUSTRALIA LTD | | BACS12ER3K8 | Z8T75 | BOEING DEFENCE AUSTRALIA LTD |
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Techincal Specification:
| BEARING SURFACE OF HEAD SURFACE FINISH | 63.0 MICROINCHES | | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | HEAD DIAMETER | 0.371 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BMS 10-85 TY1 NATIONAL SPEC SINGLE TREATMENT RESPONSE | | SCREW MATERIAL | TITANIUM ALLOY UNS R56400 | | SCREW SURFACE TREATMENT | ALUMINUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.328 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 | | THREAD SURFACE FINISH | 32.0 MICROINCHES |
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