NSN 5305-00-140-8491
Part Details | MACHINE SCREW
5305-00-140-8491 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: 5318681, 531868-1, 5305-00-140-8491, 00-140-8491, 5305001408491, 001408491
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | AUG 27, 1971 | 00-140-8491 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
Cross Reference | NSN 5305-00-140-8491
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 531868-1 | 70210 | HONEYWELL INTERNATIONAL INC.DBA HONEYWELL |
Technical Data | NSN 5305-00-140-8491
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| FASTENER LENGTH | 1.595 INCHES MINIMUM AND 1.600 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL COMP 4130 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | PHOSPHATE |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | JAN-C-490 GR 1 FED SPEC SINGLE TREATMENT RESPONSE |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 0.188 INCHES NOMINAL |
| HEAD HEIGHT | 0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |