Part Details | MACHINE SCREW
5305-00-944-2570 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: 4609911, 46-0991-1, 460991, 46-0991, A6541, 5305-00-944-2570, 00-944-2570, 5305009442570, 009442570
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 25, 1966 | 00-944-2570 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-944-2570
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 46-0991-1 | 72914 | GRIMES AEROSPACE COMPANYDBA HONEYWELL |
| 46-0991 | 72914 | GRIMES AEROSPACE COMPANYDBA HONEYWELL |
| A6541 | 72914 | GRIMES AEROSPACE COMPANYDBA HONEYWELL |
Technical Data | NSN 5305-00-944-2570
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.688 INCHES NOMINAL |
| FASTENER LENGTH | 0.844 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT | CADMIUM |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| HEAD STYLE | 8 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| HEAD HEIGHT | 0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| SPECIAL FEATURES | HOLE DRILLED IN END,0.0635 IN. MIN,0.0670 IN. MAX DIA,0.172 IN. MIN,0.202 IN. MAX DEEP |
| CRITICALITY CODE JUSTIFICATION | FEAT |