Part Details | MACHINE SCREW
5305-00-449-0547 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: G30243390, G302433-90, G30243390, G302433-90, G30243390, G302433-90, G30243390, G302433-90, 5305-00-449-0547, 00-449-0547, 5305004490547, 004490547
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 15, 1970 | 00-449-0547 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-449-0547
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| G302433-90 | 92674 | A T AND T TECNOLOGIES INCSUB OF AMERICAN TELEPHONE AND |
| G302433-90 | 70318 | ALLMETAL SCREW PRODUCTS CORP.DBA ALL METAL SCREW PRODUCTS |
| G302433-90 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO |
| G302433-90 | 01714 | LUCENT TECHNOLOGIES INCADVANCED TECHNOLOGY SYSTEMS |
Technical Data | NSN 5305-00-449-0547
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.369 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| SCREW MATERIAL | 2$DST0302$DST0304$0$DST0305$DST0316$DST0302$DST0304$DST0316$DST0303$DST0079$DSTA000 |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 4 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| HEAD HEIGHT | 0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| CRITICALITY CODE JUSTIFICATION | CQBC |