Part Details | MACHINE SCREW
5305-00-916-4873 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: VT10394, VT1039-4, HR101H418, HR101H4-18, 387H418, 387H4-18, C387H418, C387H4-18, 640404, 64040-4, 640404, 64040-4, AIC10234, AIC1023-4, CS3186424, CS318642-4, 5305-00-916-4873, 00-916-4873, 5305009164873, 009164873
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 15, 1966 | 00-916-4873 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
HIGH-TORQUE
Cross Reference | NSN 5305-00-916-4873
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| VT1039-4 | 92215 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| HR101H4-18 | 73197 | HI-SHEAR CORPORATION |
| 387H4-18 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| C387H4-18 | 81755 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS |
| 64040-4 | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
| 64040-4 | 80539 | SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP |
| AIC1023-4 | 06725 | SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES |
| CS318642-4 | 93907 | TEXTRON FASTENING SYSTEMSDBA DECORAH OPERATIONS TFS |
Technical Data | NSN 5305-00-916-4873
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.377 INCHES MINIMUM |
| FASTENER LENGTH | 1.502 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP H11 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | NICKEL AND CADMIUM |
| HARDNESS RATING | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.429 INCHES MINIMUM AND 0.439 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 60.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | HIGH-TORQUE |