Product Details | MACHINE SCREW

5305-00-638-4436 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: 5305-00-638-4436, 00-638-4436, 5305006384436, 006384436

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 00-638-4436

Drawings & Photos | NSN 5305-00-638-4436


Cross Reference | NSN 5305-00-638-4436

Part Number Cage Code Manufacturer
0406-071 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN
0407-71 56232 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN

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Technical Data | NSN 5305-00-638-4436

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.086 INCHES
THREAD QUANTITY PER INCH 56
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.750 INCHES MAXIMUM
FASTENER LENGTH 0.750 INCHES NOMINAL
SCREW MATERIAL STEEL CORROSION RESISTING
SCREW SURFACE TREATMENT PASSIVATE
HEAD STYLE A38 FLAT CHAMFER
HEAD DIAMETER 0.124 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
HEAD HEIGHT 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM
INTERNAL DRIVE STYLE B10 SLOT
MANUFACTURERS CODE 88818
DESIGN CONTROL REFERENCE 213800S2-12

Restrictions/Controls & Freight Information | NSN 5305-00-638-4436

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