Product Details | PANEL SCREW ASSEMBLY

5305-01-240-7398 A headed, threaded fastening device over which may be assembled; (1) a stand-off; (2) a flanged bushing with washer(s) and/or a shouldered bushing without a flange, or it may have an internally threaded sleeve that is an integral part of the screw; a washer and an externally thread self-locking bushing that is driven by an inserted driver. Attached to panel by threaded bushing or by flaring end of stand-off, or bushing. Used in conjunction with a speed nut, nut plate, or driven into a threaded hole in the item that the panel is fastened to. May be spring loaded.

Part Alternates: PSS7900-6-A-2.5, PSS79006A25, 16611258005, 16611258-005, 5305-01-240-7398, 01-240-7398, 5305012407398, 012407398

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 18 SEP 1986 01-240-7398

Drawings & Photos | NSN 5305-01-240-7398


Cross Reference | NSN 5305-01-240-7398

Part Number Cage Code Manufacturer
16611258-005 28009 SYPRIS ELECTRONICS, LLC DIV SYPRIS ELECTRONICS, LLC -
PSS7900-6-A-2.5 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
PSS7900-6-A-2.5 97928 HUCK INTL INC

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Technical Data | NSN 5305-01-240-7398

Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER 0.138 INCHES
THREAD QUANTITY PER INCH 32
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.145 INCHES NOMINAL
FASTENER LENGTH 0.367 INCHES NOMINAL
MATERIAL STEEL COMP 302 SPRING STEEL COMP 304 STAND-OFF IRON ALLOY 660 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF AMS5732 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT PASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C32 PAN
HEAD DIAMETER 0.270 INCHES MAXIMUM
HEAD HEIGHT 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM
INTERNAL DRIVE STYLE D1 CROSS RECESS TYPE 1
MATERIAL ACCOMMODATED THICKNESS 0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM

Restrictions/Controls & Freight Information | NSN 5305-01-240-7398

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:AItem does not contain precious metal
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