Product Details | SHOULDER SCREW

5305-00-759-8622 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.

Part Alternates: BA94273, 7598622, 5305-00-759-8622, 00-759-8622, 5305007598622, 007598622

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 00-759-8622

Drawings & Photos | NSN 5305-00-759-8622


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Technical Data | NSN 5305-00-759-8622

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.250 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.504 INCHES MINIMUM AND 0.564 INCHES MAXIMUM
FASTENER LENGTH 1.265 INCHES MINIMUM AND 1.303 INCHES MAXIMUM
MATERIAL STEEL CORROSION RESISTING OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION 171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.429 INCHES MINIMUM AND 0.438 INCHES MAXIMUM
HEAD HEIGHT 0.213 INCHES MINIMUM AND 0.219 INCHES MAXIMUM
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
SHOULDER SHAPE ROUND FIRST SHOULDER
SHOULDER DIAMETER 0.309 INCHES MINIMUM AND 0.311 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH 0.667 INCHES MINIMUM AND 0.677 INCHES MAXIMUM FIRST SHOULDER
SPECIAL FEATURES THD RELIEF 0.078 IN. DIA,0.672 IN. FROM BEARING SURFACE OF HEAD

Restrictions/Controls & Freight Information | NSN 5305-00-759-8622

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