Part Details | MACHINE SCREW
5305-00-437-4287 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: A253C, A25-3C, 5305-00-437-4287, 00-437-4287, 5305004374287, 004374287
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 10, 1969 | 00-437-4287 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5305-00-437-4287
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| A25-3C | K7766 | BRITISH STANDARDS INSTITUTION |
Technical Data | NSN 5305-00-437-4287
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | BA |
| NOMINAL THREAD DIAMETER | 4.7 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 0.81 |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.410 INCHES MINIMUM AND 0.490 INCHES MAXIMUM |
| FASTENER LENGTH | 0.750 INCHES MINIMUM AND 0.790 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ABS S.114$ABS S.95$ABS S.94$ABS S. 96 2ND MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | D.T.D.904,FSCM 05901 MFR REF SINGLE TREATMENT RESPONSE |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.106 INCHES MINIMUM AND 0.113 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.319 INCHES MINIMUM AND 0.324 INCHES MAXIMUM |