NSN 5305-00-189-8841
Part Details | MACHINE SCREW
5305-00-189-8841 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: 5185488, 5305-00-189-8841, 00-189-8841, 5305001898841, 001898841
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 03, 1971 | 00-189-8841 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-189-8841
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5185488 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 5305-00-189-8841
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.125 INCHES |
| THREAD QUANTITY PER INCH | 44 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.168 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| FASTENER LENGTH | 0.230 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| SCREW MATERIAL | 3$DST0079 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC ALL MATERIAL RESPONSES |
| SCREW SURFACE TREATMENT | PASSIVATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 171,FINISH NO. 5.4.1 MIL STD SINGLE TREATMENT RESPONSE |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM |
| HEAD HEIGHT | 0.043 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
