NSN 5305-00-257-2020
Part Details | SETSCREW
5305-00-257-2020 An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
Alternate Parts: FFS103TYPE2STYLE2, 5305-00-257-2020, 00-257-2020, 5305002572020, 002572020
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-257-2020 | 06672 ( SETSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
FLAT
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-257-2020
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FFS103TYPE2STYLE2 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
Technical Data | NSN 5305-00-257-2020
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.750 INCHES MAXIMUM |
| FASTENER LENGTH | 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM |
| HEAD STYLE | 01 HEXAGON |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| POINT STYLE | 6 FLAT |
| FEATURES PROVIDED | CASEHARDENED |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 2 STYLE |