Part Details | MACHINE SCREW
5305-00-797-4400 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: R1057P6SL, 5305-00-797-4400, 00-797-4400, 5305007974400, 007974400
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 18, 1993 | 00-797-4400 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON W/ HOLE
HEXAGON FLATS
Cross Reference | NSN 5305-00-797-4400
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| R1057P6SL | 99207 | GENERAL ELECTRIC COMPANYDBA GE |
Technical Data | NSN 5305-00-797-4400
| 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 | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
| FASTENER LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| SCREW MATERIAL | IRON ALLOY 660 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS5735 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | SILVER |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2410 ASSN STD SINGLE TREATMENT RESPONSE |
| HARDNESS RATING | 26.0 ROCKWELL C MINIMUM |
| HEAD STYLE | DOUBLE HEXAGON W/ HOLE |
| HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.212 INCHES MINIMUM AND 0.220 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND 0.040 INCHES MAXIMUM |
| HEAD HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| HOLE QUANTITY | 2 |
| HOLE DIAMETER | 0.047 INCHES NOMINAL |
| PRECIOUS MATERIAL | SILVER |
| PRECIOUS MATERIAL AND LOCATION | OVERALL SILVER |