NSN 5305-00-053-4990
Part Details | MACHINE SCREW
5305-00-053-4990 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: SL440X12, SL4-40X1-2, 84374172, 8437417-2, 84374172, 8437417-2, 84374172, 8437417-2, 5305-00-053-4990, 00-053-4990, 5305000534990, 000534990
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-053-4990 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-053-4990
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SL4-40X1-2 | 97539 | A P M HEXSEAL CORPORATION |
| 8437417-2 | 19204 | ARMY, UNITED STATES DEPARTMENT OFTHE |
| 8437417-2 | 13074 | MULTI-FLEX SEALS INC |
| 8437417-2 | 02310 | PATTONAIR USA INCUNISEAL DIV |
Technical Data | NSN 5305-00-053-4990
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.419 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL CORROSION RESISTING |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| HEAD STYLE | 4 CROWNED HEXAGON |
| HEAD DIAMETER | 0.245 INCHES MAXIMUM |
| HEAD HEIGHT | 0.075 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| FEATURES PROVIDED | O RING |
