Part Details | MACHINE SCREW
5305-01-277-2338 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: 7010426010, 7010426-010, AB801H20W, 5305-01-277-2338, 01-277-2338, 5305012772338, 012772338
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 19, 1988 | 01-277-2338 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-277-2338
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 7010426-010 | 12436 | BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION INC. |
| AB801H20W | 02310 | PATTONAIR USA INCUNISEAL DIV |
Technical Data | NSN 5305-01-277-2338
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.376 INCHES MINIMUM AND 0.451 INCHES MAXIMUM |
| FASTENER LENGTH | 1.641 INCHES MINIMUM AND 1.686 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 0 CROWNED HEXAGON |
| HEAD DIAMETER | 0.323 INCHES MINIMUM AND 0.334 INCHES MAXIMUM |
| HEAD HEIGHT | 0.042 INCHES NOMINAL |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| FEATURES PROVIDED | FLAT WASHER AND O RING |
| SPECIAL FEATURES | UNDERCUT HEAD |