NSN 5305-00-018-7475
Part Details | MACHINE SCREW
5305-00-018-7475 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: AN5258R10, AN525-8R10, 5305-00-018-7475, 00-018-7475, 5305000187475, 000187475
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | APR 27, 1967 | 00-018-7475 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-018-7475
Part Number | Cage Code | Manufacturer |
---|---|---|
AN525-8R10 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
Technical Data | NSN 5305-00-018-7475
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.164 INCHES |
THREAD QUANTITY PER INCH | 36 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.360 INCHES MINIMUM AND 0.391 INCHES MAXIMUM |
FASTENER LENGTH | 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
SCREW MATERIAL | STEEL |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-689 /CANCELLED/ FED SPEC SINGLE MATERIAL RESPONSE |
SCREW SURFACE TREATMENT | 0$DZNA000 |
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | BQQ-P-416$CQQ-Z-325 1ST TREATMENT 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 UNDERCUT HEXAGON |
HEAD DIAMETER | 0.312 INCHES NOMINAL |
HEAD HEIGHT | 0.082 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
EXTENDED WASHER DIAMETER | 0.375 INCHES NOMINAL |
EXTENDED WASHER THICKNESS | 0.018 INCHES MINIMUM AND 0.028 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |