Part Details | MACHINE SCREW
5305-00-206-2218 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.
Alternate Parts: 1020343 ITEM 39, 10-203-43 ITEM 39, FFS92TYPE3STYLE9C, 1020343 ITEM 39, 10-203-43 ITEM 39, 74455234074, MS3521474, MS35214-74, 5305-00-206-2218, 00-206-2218, 5305002062218, 002062218
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-206-2218 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-206-2218
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 10-203-43 ITEM 39 | 25965 | AMETEK PROGRAMMABLE POWER, INC.DBA AMETEK PROGRAMMABLE POWER |
| FFS92TYPE3STYLE9C | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| 10-203-43 ITEM 39 | 25966 | GRAVER TANK AND MFG CO NORTHEASTREGION |
| 74455234074 | 89944 | KOLLSMAN, INC. |
| MS35214-74 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5305-00-206-2218
| 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 | 1.150 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| FASTENER LENGTH | 1.250 INCHES NOMINAL |
| SCREW MATERIAL | COPPER ALLOY |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AQQ-B-626$AQQ-W-321 1ST MATERIAL RESPONSE |
| MINIMUM TENSILE STRENGTH | 57000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| HEAD HEIGHT | 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |