Product Details | MACHINE SCREW

5305-00-639-4811 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: 5305-00-639-4811, 00-639-4811, 5305006394811, 006394811

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 00-639-4811

Drawings & Photos | NSN 5305-00-639-4811


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Technical Data | NSN 5305-00-639-4811

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.164 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
FASTENER LENGTH 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
SCREW MATERIAL ALUMINUM ALLOY 2024
SCREW MATERIAL DOCUMENT AND CLASSIFICATION QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT ANODIZE
MINIMUM TENSILE STRENGTH 62000 POUNDS PER SQUARE INCH
HEAD STYLE A39 FLAT COUNTERSUNK
HEAD DIAMETER 0.308 INCHES MINIMUM AND 0.332 INCHES MAXIMUM
COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE B1 CROSS RECESS TYPE 1
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN507DD832R12
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS92TYPE3STYLE3C

Restrictions/Controls & Freight Information | NSN 5305-00-639-4811

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