Part Details | MACHINE SCREW
5305-01-249-9371 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: 863T2220643002, 863T2220643-002, 3T2220643002, 3T2220643-002, 5305-01-249-9371, 01-249-9371, 5305012499371, 012499371
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 20, 1987 | 01-249-9371 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
CROSS RECESS TYPE II
Cross Reference | NSN 5305-01-249-9371
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 863T2220643-002 | 04236 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN SPACE SYSTEMS |
| 3T2220643-002 | 04236 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN SPACE SYSTEMS |
Technical Data | NSN 5305-01-249-9371
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 1.000 INCHES |
| THREAD QUANTITY PER INCH | 12 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | LEFT-HAND |
| THREAD LENGTH | 5.800 INCHES NOMINAL |
| FASTENER LENGTH | 6.000 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP 4340 |
| SCREW SURFACE TREATMENT | CADMIUM |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.750 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.922 INCHES MINIMUM AND 0.937 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE II |