Product Details | PANEL SCREW ASSEMBLY

5305-01-259-1200 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: DFRB750002HSM5C3, DFRB7500-02HSM5C3, FRB7500HSM5C3, 45421, 5305-01-259-1200, 01-259-1200, 5305012591200, 012591200

Hardware and Abrasives | Screws

Supply Group (FSG) NSN Assign. NIIN
53 13 JUL 1987 01-259-1200

Drawings & Photos | NSN 5305-01-259-1200


Demand History | NSN 5305-01-259-1200

Part Number Request Date QTY Origin
45421 2013-11-326 5 South Korea

Cross Reference | NSN 5305-01-259-1200

Part Number Cage Code Manufacturer
45421 F2181 GDI SIMULATION
DFRB7500-02HSM5C3 F0224 ALCOA FIXATIONS SIMMONDS SAS
FRB7500HSM5C3 17446 HUCK INTERNATIONAL, INC. DBA ALCOA FASTENING SYSTEMS
FRB7500HSM5C3 97928 HUCK INTL INC

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Technical Data | NSN 5305-01-259-1200

Characteristic Specifications
THREAD SERIES DESIGNATOR ISO M
NOMINAL THREAD DIAMETER 5.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS 0.8
EXTERNAL THREAD TOLERANCE CLASS 4H6H
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 1.012 INCHES NOMINAL
FASTENER LENGTH 1.082 INCHES NOMINAL
MATERIAL STEEL COMP 301 PRIMARY WASHER STEEL COMP 302 SPRING ALUMINUM ALLOY 6061 STAND-OFF STEEL COMP 304 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-5059A MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF ASTM-A-493 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENT PASSIVATE PRIMARY WASHER PASSIVATE SPRING ANODIZE STAND-OFF PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING MIL-A-8625 TY 1 CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
MINIMUM TENSILE STRENGTH 160000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.520 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.451 INCHES NOMINAL
INTERNAL DRIVE STYLE D5 HEXAGON
WIDTH ACROSS FLATS 0.156 INCHES NOMINAL
MATERIAL ACCOMMODATED THICKNESS 0.512 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5305-01-259-1200

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