NSN 5305-01-160-1981 SMC8520902, SM-C-852090-2, 01-160-1981
Product Details | THUMBSCREW
5305-01-160-1981 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: SMC8520902, SM-C-852090-2, 5305-01-160-1981, 01-160-1981, 5305011601981, 011601981
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 19 AUG 1983 | 01-160-1981 | 06673 ( THUMBSCREW ) |
Drawings & Photos | NSN 5305-01-160-1981
Cross Reference | NSN 5305-01-160-1981
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SM-C-852090-2 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS |
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Related Products | NSN 5305-01-160-1981
Technical Data | NSN 5305-01-160-1981
| 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 | 0.380 INCHES NOMINAL |
| FASTENER LENGTH | 1.810 INCHES NOMINAL |
| MATERIAL | STEEL COMP 303 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | OXIDE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924 CL 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| HEAD STYLE | C66 KNURLED NO. 1 |
| HEAD DIAMETER | 0.980 INCHES MINIMUM AND 1.020 INCHES MAXIMUM |
| HEAD HEIGHT | 0.250 INCHES NOMINAL |
| POINT STYLE | F19 FLAT |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SHOULDER DIAMETER | 0.500 INCHES NOMINAL FIRST SHOULDER |
| SHOULDER LENGTH | 0.250 INCHES NOMINAL FIRST SHOULDER |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FIRST DIAMETER FROM HEAD | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.180 INCHES NOMINAL |
| SPECIAL FEATURES | COLOR BLACK |
Restrictions/Controls & Freight Information | NSN 5305-01-160-1981
| 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 |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | A | Item 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. |
| Automatic Data Processing Equipment: | 0 | Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9) |
| Category | Code | Description |
|---|---|---|
| No Freight Information | ||