Part Details | MACHINE SCREW
5305-00-637-7458 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: 279WTD, 27-9WTD, 606137, 6061-37, 3810324BN, 38-10-32-4BN, 606137, 6061-37, 5305-00-637-7458, 00-637-7458, 5305006377458, 006377458
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-637-7458 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-637-7458
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 27-9WTD | 65263 | REALIST INCDAVID WHITE INSTRUMENT DIV |
| 6061-37 | 65263 | REALIST INCDAVID WHITE INSTRUMENT DIV |
| 38-10-32-4BN | 63848 | WARREN INDUSTRIES, INCORPORATEDDBA WARREN KNIGHT INSTRUMENT CO |
| 6061-37 | 63848 | WARREN INDUSTRIES, INCORPORATEDDBA WARREN KNIGHT INSTRUMENT CO |
Technical Data | NSN 5305-00-637-7458
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.250 INCHES MAXIMUM |
| FASTENER LENGTH | 0.250 INCHES NOMINAL |
| SCREW MATERIAL | COPPER ALLOY |
| HEAD STYLE | 8 DISHED HEXAGON |
| HEAD DIAMETER | 0.375 INCHES NOMINAL |
| HEAD HEIGHT | 0.094 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |