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National Stock Number:
5305-01-126-4705
Federal Supply Class:
5305
National Item Identification Number:
011264705
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:
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Techincal Specification:
| FASTENER LENGTH | 0.360 INCHES MINIMUM AND 0.366 INCHES MAXIMUM | | HEAD DIAMETER | 0.214 INCHES MINIMUM AND 0.220 INCHES MAXIMUM | | HEAD HEIGHT | 0.038 INCHES MINIMUM AND 0.044 INCHES MAXIMUM | | HEAD STYLE | FLUSH | | INTERNAL DRIVE STYLE | SLOT | | NOMINAL THREAD DIAMETER | 0.086 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE | | SCREW MATERIAL | STEEL COMP 303 OR STEEL COMP 304 | | SCREW SURFACE TREATMENT | OXIDE | | SPECIAL FEATURES | UNDERCUT ON THREADS 0.055 IN. MIN. AND 0.060 IN. MAX. DIA. BY 0.055 IN. MIN. AND 0.060 IN. MAX. LG. 0.060 IN. MIN. AND 0.076 IN. MAX. FROM END | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.310 INCHES MINIMUM AND 0.366 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 64 | | THREAD SERIES DESIGNATOR | UNF |
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