Part Details | MACHINE SCREW
5305-00-442-4040 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: NAS1623E34, NAS1623C34, 5305-00-442-4040, 00-442-4040, 5305004424040, 004424040
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 04, 1969 | 00-442-4040 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
TORQUE SET
Cross Reference | NSN 5305-00-442-4040
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS1623E34 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
| NAS1623C34 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 5305-00-442-4040
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| FASTENER LENGTH | 2.386 INCHES MINIMUM AND 2.416 INCHES MAXIMUM |
| SCREW MATERIAL | IRON ALLOY 660 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| HARDNESS RATING | 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM |
| MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.322 INCHES MINIMUM AND 0.387 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | TORQUE SET |