Part Details | MACHINE SCREW
5305-00-438-3453 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: 16232551, 1623255-1, 5305-00-438-3453, 00-438-3453, 5305004383453, 004383453
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 05, 1969 | 00-438-3453 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5305-00-438-3453
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1623255-1 | 99251 | CARLETON LIFE SUPPORT SYSTEMS INC.DBA COBHAM MISSION SYSTEM |
Technical Data | NSN 5305-00-438-3453
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.250 INCHES MINIMUM |
| FASTENER LENGTH | 0.380 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP 416 |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| SPECIAL FEATURES | EXTENDED DIA ON HEAD END 0.124 IN. DIA BY 0.218 IN. LG WITH 16 MICROINCH FINISH |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |