NSN 5305-00-638-0321 725492, 00-638-0321, 006380321
Product Details | THUMBSCREW
5305-00-638-0321 An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
Part Alternates: 725492, 5305-00-638-0321, 00-638-0321, 5305006380321, 006380321
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 00-638-0321 | 06673 ( THUMBSCREW ) |
Drawings & Photos | NSN 5305-00-638-0321
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Related Products | NSN 5305-00-638-0321
Technical Data | NSN 5305-00-638-0321
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 19.438 INCHES NOMINAL |
| FASTENER LENGTH | 19.438 INCHES NOMINAL |
| MATERIAL | STEEL OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| HEAD STYLE | C83 THUMB NO. 7 |
| HEAD HEIGHT | 0.562 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 4.750 INCHES NOMINAL |
| POINT STYLE | F16 CONE |
Restrictions/Controls & Freight Information | NSN 5305-00-638-0321
| 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 | ||