Product Details | MACHINE SCREW

5305-00-551-0146 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: SMC3739381, SMC373938-1, FFS92TYPE1STYLE8S, 2003241, 20032-41, 4512776, 45-127-76, 585250C270, 585-250C2-70, 5305-00-551-0146, 00-551-0146, 5305005510146, 005510146

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 00-551-0146

Drawings & Photos | NSN 5305-00-551-0146


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Technical Data | NSN 5305-00-551-0146

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.164 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.250 INCHES NOMINAL
FASTENER LENGTH 0.250 INCHES NOMINAL
SCREW MATERIAL STEEL COMP 303 OR STEEL COMP 305
SCREW SURFACE TREATMENT PASSIVATE
HEAD STYLE A20 BINDING
HEAD DIAMETER 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM
HEAD HEIGHT 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
INTERNAL DRIVE STYLE B10 SLOT
NONDEFINITIVE SPEC/STD DATA 1 TYPE AND 8S STYLE
MANUFACTURERS CODE 81348
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE FFS92TYPE1STYLE8S

Restrictions/Controls & Freight Information | NSN 5305-00-551-0146

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