Product Details | MACHINE SCREW

5305-01-138-7914 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: 5305-01-138-7914, 01-138-7914, 5305011387914, 91792D144, 011387914

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-138-7914

Drawings & Photos | NSN 5305-01-138-7914


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Technical Data | NSN 5305-01-138-7914

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.250 INCHES NOMINAL
FASTENER LENGTH 0.250 INCHES NOMINAL
SCREW MATERIAL STEEL CORROSION RESISTING
HEAD STYLE A23 PAN
HEAD DIAMETER 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT 0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM
INTERNAL DRIVE STYLE B10 SLOT
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND 9S STYLE

Restrictions/Controls & Freight Information | NSN 5305-01-138-7914

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