NSN 5305-00-166-2110
Part Details | EXTERNALLY RELIEVED BODY SCREW
5305-00-166-2110 An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
Alternate Parts: 121573, 5305-00-166-2110, 00-166-2110, 5305001662110, 001662110
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-166-2110 | 01852 ( SCREW, EXTERNALLY RELIEVED BODY ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-166-2110
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 121573 | 00198 | PRATT & WHITNEY CANADA CIE DIVPRATT& WHITNEY CANADA CORP. |
Technical Data | NSN 5305-00-166-2110
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.488 INCHES MINIMUM |
| FASTENER LENGTH | 2.188 INCHES NOMINAL |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 1.182 INCHES MINIMUM AND 1.192 INCHES MAXIMUM |
| HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 |
| FIRST DIAMETER FROM HEAD | 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.686 INCHES MINIMUM AND 0.687 INCHES MAXIMUM |
| THIRD DIAMETER FROM HEAD | 0.535 INCHES MINIMUM AND 0.545 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.800 INCHES MINIMUM AND 0.830 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.300 INCHES MINIMUM AND 1.330 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.670 INCHES MINIMUM AND 1.700 INCHES MAXIMUM |
