NSN 5305-00-156-2634
Part Details | MACHINE SCREW
5305-00-156-2634 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: AN509516R21, AN509-516R21, MILS7839, MIL-S-7839, MILS7839, MIL-S-7839, 7601727, 5305-00-156-2634, 00-156-2634, 5305001562634, 001562634
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-156-2634 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-156-2634
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AN509-516R21 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| MIL-S-7839 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-S-7839 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
| 7601727 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 5305-00-156-2634
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.577 INCHES MINIMUM AND 0.593 INCHES MAXIMUM |
| FASTENER LENGTH | 1.343 INCHES MINIMUM AND 1.389 INCHES MAXIMUM |
| SCREW MATERIAL | 0$DST8630$DST8735$DST8740 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | BMIL-S-6758$CMIL-S-6050$DMIL-S-6098$EMIL-S-6049 3RD MATERIAL RESPONSE |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.569 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| SPECIFICATION/STANDARD DATA | 80244-AN509 TO CANCELED TO PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81349- IL--7839 GOVERNMENT SPECIFICATION |
