Part Details | MACHINE SCREW
5305-00-944-6131 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: 525277, 525277, HD11672, 525277, 525277, 525277, 525277, 525277, 525277, 525277, 5305-00-944-6131, 00-944-6131, 5305009446131, 009446131
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 25, 1966 | 00-944-6131 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
ROUND
Cross Reference | NSN 5305-00-944-6131
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 525277 | 27238 | BRISTOL INDUSTRIES |
| 525277 | 00060 | HARCO LLC |
| HD11672 | 00060 | HARCO LLC |
| 525277 | 82224 | JOHN HASSALL, INC.DIV JOHN HASSALL INC. |
| 525277 | 0UCY9 | M.S. AEROSPACE INC. |
| 525277 | A1387 | NECCHI SPA |
| 525277 | 93907 | TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS |
| 525277 | 11449 | TURBO POWER & MARINE SYSTEM INCSUB OF UNITED TECHNOLOGIES CORP |
| 525277 | 52661 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT & WHITNEY |
| 525277 | 77445 | UNITED TECHNOLOGIES CORPORATIONDBA PRATT WHITNEY-SPARE PARTS |
Technical Data | NSN 5305-00-944-6131
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.164 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.550 INCHES MINIMUM |
| FASTENER LENGTH | 1.010 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP 303 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | PASSIVATE |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| HEAD HEIGHT | 0.160 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| HEAD HOLE CONFIGURATION STYLE | ROUND |
| HOLE QUANTITY | 1 |
| HOLE DIAMETER | 0.047 INCHES NOMINAL |