Product Details | MACHINE SCREW

5305-01-268-5679 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.

Part Alternates: AB800K14W, 7862936, 786293-6, 5305-01-268-5679, 01-268-5679, 5305012685679, 012685679

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-268-5679

Drawings & Photos | NSN 5305-01-268-5679


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Technical Data | NSN 5305-01-268-5679

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.112 INCHES
THREAD QUANTITY PER INCH 40
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.791 INCHES NOMINAL
FASTENER LENGTH 0.882 INCHES NOMINAL
SCREW MATERIAL STEEL COMP 4037 OR STEEL COMP 8740
SCREW MATERIAL DOCUMENT AND CLASSIFICATION ASTM A304 ASSN STD ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT CHROMATE AND CADMIUM
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416 TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE
HEAD STYLE A40 FLAT COUNTERSUNK UNDERCUT
HEAD DIAMETER 0.267 INCHES MINIMUM AND 0.279 INCHES MAXIMUM
HEAD HEIGHT 0.041 INCHES NOMINAL
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE B1 CROSS RECESS TYPE 1
FEATURES PROVIDED O RING AND WASHER
SPECIAL FEATURES FURNISHED WITH O'RING AND WASHER; O'RING FLUOROSILICONEPER MIL-R-25988; WASHER POLYTETRAFLUORETHYLENE; NO FINISH ON O'RING OR WASHER
MANUFACTURERS CODE 02310
MFR SOURCE CONTROLLING REFERENCE AB800K14W

Restrictions/Controls & Freight Information | NSN 5305-01-268-5679

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information