Part Details | MACHINE SCREW
5305-00-685-4309 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: P3430172000, P343-0172-000, P343017200, P343-0172-00, 639122350, 639122-350, 891438714, 8914387-14, 3430172000, 343-0172-000, 3430172000, 343-0172-000, 639122350, 639122-350, 5305-00-685-4309, 00-685-4309, 5305006854309, 006854309
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-685-4309 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-685-4309
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| P343-0172-000 | 77250 | ALLIED PRODUCTS CORP PHEOLL MFG CODIV |
| P343-0172-00 | 77250 | ALLIED PRODUCTS CORP PHEOLL MFG CODIV |
| 639122-350 | 12436 | BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION INC. |
| 8914387-14 | 49671 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
| 343-0172-000 | 13499 | ROCKWELL COLLINS, INC.DBA GOVERNMENT SYSTEMS |
| 343-0172-000 | 95105 | ROCKWELL COLLINS, INC.DIV GOVERNMENT SYSTEMS - DALLAS |
| 639122-350 | 14100 | STROMBERG-CARLSON CORPA PLESSEY TELECOMMUNICATIONS CO |
Technical Data | NSN 5305-00-685-4309
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.562 INCHES MAXIMUM |
| FASTENER LENGTH | 0.562 INCHES NOMINAL |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| SCREW SURFACE TREATMENT | PASSIVATE |
| HEAD STYLE | 4 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |