Product Details | MACHINE SCREW

5305-01-173-1728 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: 6191648002, 619-1648-002, 5305-01-173-1728, 01-173-1728, 5305011731728, 011731728

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 03 MAR 1984 01-173-1728

Drawings & Photos | NSN 5305-01-173-1728


Cross Reference | NSN 5305-01-173-1728

Part Number Cage Code Manufacturer
619-1648-002 13499 ROCKWELL COLLINS, INC. DBA GOVERNMENT SYSTEMS

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Technical Data | NSN 5305-01-173-1728

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
FASTENER LENGTH 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
SCREW MATERIAL STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304
SCREW MATERIAL DOCUMENT AND CLASSIFICATION FED STD 66 FED STD ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT PASSIVATE AND CHROMATE AND ENAMEL
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE AND TT-P-1757 FED SPEC 2ND TREATMENT RESPONSE AND TT-E-529 FED SPEC 3RD TREATMENT RESPONSE
MINIMUM TENSILE STRENGTH 80000 POUNDS PER SQUARE INCH
HEAD STYLE A39 FLAT COUNTERSUNK
HEAD DIAMETER 0.238 INCHES MINIMUM AND 0.279 INCHES MAXIMUM
COUNTERSINK ANGLE 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE B1 CROSS RECESS TYPE 1
MANUFACTURERS CODE 13499
DESIGN CONTROL REFERENCE 619-1648-002

Restrictions/Controls & Freight Information | NSN 5305-01-173-1728

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