NSN 5305-00-568-2318 P249A7044REV1, 00-568-2318, 005682318
Product Details | THUMBSCREW
5305-00-568-2318 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: P249A7044REV1, 5305-00-568-2318, 00-568-2318, 5305005682318, 005682318
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 01 JAN 1963 | 00-568-2318 | 06673 ( THUMBSCREW ) |
Drawings & Photos | NSN 5305-00-568-2318
Cross Reference | NSN 5305-00-568-2318
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| P249A7044REV1 | 00798 | MUTRON CORP |
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Related Products | NSN 5305-00-568-2318
Technical Data | NSN 5305-00-568-2318
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.406 INCHES MINIMUM |
| FASTENER LENGTH | 1.270 INCHES MINIMUM AND 1.280 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 303 OVERALL |
| SURFACE TREATMENT | PAINT OVERALL |
| HEAD STYLE | C69 KNURLED NO. 4 |
| HEAD DIAMETER | 0.500 INCHES NOMINAL |
| HEAD HEIGHT | 0.189 INCHES MINIMUM AND 0.199 INCHES MAXIMUM |
| POINT STYLE | F18 OVAL |
Restrictions/Controls & Freight Information | NSN 5305-00-568-2318
| Category | Code | Description |
|---|---|---|
| Shelf-Life Code: | 0 | Nondeteriorative |
| 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 |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Controlled Inventory Item Code: | U | UNCLASSIFIED |
| Precious Metals Indicator Code: | U | Precious 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 | ||
Management | NSN 5305-00-568-2318
Navy| Category | Code | Description |
|---|---|---|
| Cognizance Codes | 9Z | Navy-owned stocks of defense industrial material Naval Inventory Control Point, Mechanicsburg |
| Source of Supply | S9I | Defense Industrial Supply Center Philadelphia, PA 19111 |
| Agency | DN | Department of the Navy |
| Service Organization | N | U.S. Navy |
| Acquisition Advice Codes | V | TERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable. |
| Controlled Item Code | U | UNCLASSIFIED |
| Shelf Life Code | 0 | Nondeteriorative |
| Purchasing | QTY UOM |
M EA : Each |