Product Details | MACHINE SCREW

5305-00-638-9986 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: AN509C108, AN509C10-8, 5305-00-638-9986, 00-638-9986, 5305006389986, 006389986

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 01-JAN-63 00-638-9986

Drawings & Photos | NSN 5305-00-638-9986


Cross Reference | NSN 5305-00-638-9986

Part Number Cage Code Manufacturer
AN509C10-8 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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Technical Data | NSN 5305-00-638-9986

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.190 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.422 INCHES MINIMUM
FASTENER LENGTH 0.515 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
SCREW MATERIAL STEEL CORROSION RESISTING
SCREW SURFACE TREATMENT PASSIVATE
MINIMUM TENSILE STRENGTH 85000 POUNDS PER SQUARE INCH
HEAD STYLE A39 FLAT COUNTERSUNK
HEAD DIAMETER 0.371 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
COUNTERSINK ANGLE 100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE B10 SLOT
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN509C10-8

Restrictions/Controls & Freight Information | NSN 5305-00-638-9986

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information