NSN 5305-00-940-8251 AN500D41618, AN500D416-18, 00-940-8251
Product Details | MACHINE SCREW
5305-00-940-8251 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
Part Alternates: AN500D41618, AN500D416-18, 5305-00-940-8251, 00-940-8251, 5305009408251, 009408251
Hardware and Abrasives | Screws
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | 11 DEC 1965 | 00-940-8251 | 06657 ( SCREW, MACHINE ) |
Drawings & Photos | NSN 5305-00-940-8251
Cross Reference | NSN 5305-00-940-8251
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN500D416-18 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Technical Data | NSN 5305-00-940-8251
| 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 | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| FASTENER LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL COMP 302 OR STEEL COMP 303SE OR STEEL COMP 304 OR STEEL COMP 316 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES |
| SCREW SURFACE TREATMENT | PASSIVATE |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| HEAD STYLE | A33 FILLISTER |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |
| HEAD HEIGHT | 0.161 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | B10 SLOT |
| MANUFACTURERS CODE | 88044 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | AN500D416-18 |
Restrictions/Controls & Freight Information | NSN 5305-00-940-8251
| 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 | ||