Part Details | MACHINE SCREW
5305-00-637-6701 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: 237216, 2111481, 211148, 237216, 237216, 237216, 211148, 5305-00-637-6701, 00-637-6701, 5305006376701, 006376701
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-637-6701 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-637-6701
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 237216 | 92215 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 2111481 | 48521 | COLT INDUSTRIES OPERATING CORPPRATT AND WHITNEY MACHINE TOOL DIV |
| 211148 | 48521 | COLT INDUSTRIES OPERATING CORPPRATT AND WHITNEY MACHINE TOOL DIV |
| 237216 | 80539 | SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP |
| 237216 | 93907 | TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS |
| 237216 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
| 211148 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5305-00-637-6701
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| NONSTANDARD THREAD PITCH DIAMETER | +0.1645 TO +0.1667 INCHES |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| FASTENER LENGTH | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL |
| HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | 8 DISHED HEXAGON |
| HEAD DIAMETER | 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |