NSN 5305-00-148-6321
Part Details | MACHINE SCREW
5305-00-148-6321 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: 397328, 5305-00-148-6321, 00-148-6321, 5305001486321, 001486321
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | JAN 01, 1963 | 00-148-6321 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-148-6321
Part Number | Cage Code | Manufacturer |
---|---|---|
397328 | 06848 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
Technical Data | NSN 5305-00-148-6321
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
THREAD QUANTITY PER INCH | 28 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.438 INCHES MINIMUM |
FASTENER LENGTH | 0.719 INCHES NOMINAL |
SCREW MATERIAL | 3$DST0166$DST0079 |
SCREW SURFACE TREATMENT | PASSIVATE |
HEAD STYLE | 9 DISHED HEXAGON |
HEAD DIAMETER | 0.477 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |