Part Details | MACHINE SCREW
5305-00-487-6256 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: 250204B, 250-204B, F0204B, F0-204B, 250204B, 250-204B, 5305-00-487-6256, 00-487-6256, 5305004876256, 004876256
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-487-6256 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-487-6256
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 250-204B | 55972 | HONEYWELL INTL INCDEFENSE AVIONICS SYSTEMS |
| F0-204B | 55972 | HONEYWELL INTL INCDEFENSE AVIONICS SYSTEMS |
| 250-204B | 1NZ85 | L3 TECHNOLOGIES, INC.DBA SPACE AND NAVIGATION |
Technical Data | NSN 5305-00-487-6256
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| THREAD QUANTITY PER INCH | 64 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.167 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| FASTENER LENGTH | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| SCREW MATERIAL | COPPER ALLOY |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ECLIPSALOY,NO. 88,1 TO 2 H,THE BENDIX CORP MFR REF SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | OXIDE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PS17 FSCM 19315 MFR REF SINGLE TREATMENT RESPONSE |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.161 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 81.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |