NSN 5305-01-439-8646 01-439-8646, 014398646
Product Details | PANEL SCREW ASSEMBLY
5305-01-439-8646 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: 5305-01-439-8646, 01-439-8646, 5305014398646, 014398646
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01-439-8646 | 33044 ( SCREW ASSEMBLY, PANEL ) |
Drawings & Photos | NSN 5305-01-439-8646
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Technical Data | NSN 5305-01-439-8646
| 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 | 0.250 INCHES NOMINAL |
| FASTENER LENGTH | 0.855 INCHES MINIMUM AND 0.895 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING PRIMARY WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/9, T6 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF ASTM A582, 300 SERIES ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| SURFACE TREATMENT | PASSIVATE PRIMARY WASHER ANODIZE STAND-OFF PASSIVATE FASTENER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER MIL-C-5541, CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| HEAD STYLE | C49 FLAT CHAMFER |
| HEAD DIAMETER | 0.200 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| HEAD HEIGHT | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | D5 HEXAGON |
| WIDTH ACROSS FLATS | 0.109 INCHES NOMINAL |
| MATERIAL ACCOMMODATED THICKNESS | 0.076 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
Restrictions/Controls & Freight Information | NSN 5305-01-439-8646
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There 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 | ||