Product Details | SHOULDER SCREW

5305-00-558-4188 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: 5305-00-558-4188, 00-558-4188, 5305005584188, 005584188

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 00-558-4188

Drawings & Photos | NSN 5305-00-558-4188


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Technical Data | NSN 5305-00-558-4188

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 20
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.343 INCHES MINIMUM
FASTENER LENGTH 0.418 INCHES NOMINAL
MATERIAL STEEL COMP 303 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE OVERALL
HEAD STYLE C49 FLAT CHAMFER
HEAD DIAMETER 0.375 INCHES NOMINAL
HEAD HEIGHT 0.094 INCHES NOMINAL
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
SHOULDER SHAPE ROUND FIRST SHOULDER
SHOULDER DIAMETER 0.184 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH 0.075 INCHES NOMINAL FIRST SHOULDER

Restrictions/Controls & Freight Information | NSN 5305-00-558-4188

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