Part Details | MACHINE SCREW
5305-00-487-7831 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: 245151, 5305-00-487-7831, 00-487-7831, 5305004877831, 004877831
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-487-7831 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
CROSS RECESS TYPE 1
HEXAGON LONGITUDINAL HOLE
Cross Reference | NSN 5305-00-487-7831
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 245151 | 56232 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
Technical Data | NSN 5305-00-487-7831
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.625 INCHES MINIMUM |
| FASTENER LENGTH | 0.844 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP 303 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CL 7,TY A FED SPEC SINGLE MATERIAL RESPONSE |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 1.969 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.313 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| HEAD HOLE CONFIGURATION STYLE | HEXAGON LONGITUDINAL HOLE |
| HOLE QUANTITY | 3 |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |
| SPECIAL FEATURES | HEAD HOLES SPACED 0.844 IN. APART ON LONGITUDINAL AXIS |