Part Details | MACHINE SCREW
5305-00-298-4631 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: 20506142, 20506-142, CPP1903D001BC48, CPP1903D001BC4-8, 20506142, 20506-142, 20506142, 20506-142, 328C155B04400C08, 328C155B04400C08, 5305-00-298-4631, 00-298-4631, 5305002984631, 002984631
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-298-4631 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-298-4631
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 20506-142 | 83298 | ALLIED SIGNAL INCAEROSPACE EQUIPMENT SYSTEMS |
| CPP1903D001BC4-8 | 09017 | EDO |
| 20506-142 | 64547 | HONEYWELL INTERNATIONAL INCDBA HONEYWELL |
| 20506-142 | 19315 | HONEYWELL INTL INC DEFENSE AVIONICSSYSTEMS FORMER BENDIX NAVIGATION AND |
| 328C155B04400C08 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN SYSTEMS |
| 328C155B04400C08 | 79500 | WESTINGHOUSE ELECTRIC CORP |
Technical Data | NSN 5305-00-298-4631
| 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 | 0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| SCREW MATERIAL | COPPER ALLOY |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AQQ-B-613$AQQ-B-626$AQQ-W-321 1ST MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE |
| MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| HEAD HEIGHT | 0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4S STYLE |