Part Details | MACHINE SCREW
5305-00-856-9460 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: 9976493, CA28211, CA2821-1, 5902594, 590259-4, 9206810, 9976493, 5305-00-856-9460, 00-856-9460, 5305008569460, 008569460
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-856-9460 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-856-9460
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 9976493 | 29372 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| CA2821-1 | 29372 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 590259-4 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
| 9206810 | 19203 | PICATINNY ARSENAL |
| 9976493 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 5305-00-856-9460
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.122 INCHES MINIMUM |
| FASTENER LENGTH | 0.312 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP 303 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.398 INCHES NOMINAL |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |