NSN 5305-00-171-5523
Part Details | MACHINE SCREW
5305-00-171-5523 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: MS955506, MS9555-06, 10125033, MS955506, MS9555-06, 1106030, 1106-030, 5305-00-171-5523, 00-171-5523, 5305001715523, 001715523
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | FEB 14, 1973 | 00-171-5523 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON W/ HOLE

Cross Reference | NSN 5305-00-171-5523
Part Number | Cage Code | Manufacturer |
---|---|---|
MS9555-06 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
10125033 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
MS9555-06 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
1106-030 | 66503 | WOODWARD, INC.DBA WOODWARD |
Technical Data | NSN 5305-00-171-5523
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNJF |
NOMINAL THREAD DIAMETER | 0.164 INCHES |
THREAD QUANTITY PER INCH | 36 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 0.408 INCHES MINIMUM AND 0.448 INCHES MAXIMUM |
FASTENER LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
SCREW MATERIAL | IRON ALLOY 660 |
HEAD STYLE | DOUBLE HEXAGON W/ HOLE |
HEAD HEIGHT | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 0.219 INCHES NOMINAL |
EXTENDED WASHER DIAMETER | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM |
BEARING SURFACE OF HEAD SURFACE FINISH | 32.0 MICROINCHES |
SHANK SURFACE FINISH | 32.0 MICROINCHES |
THREAD SURFACE FINISH | 32.0 MICROINCHES |
SPECIAL FEATURES | WITHOUT INTERNAL DRIVE |
END ITEM IDENTIFICATION | W/S: ENGINE, T700-GE-701C (UH-60/MH-60K/AH-64); ENGINE, T703-AD-700A/B/C (OH-58D); ENGINE, AIRCRAFT, J69-T-25 (T-37B); HELICOPTER, ADVANCE ATTACK, AH-1W; ENGINE, MISSILE F112-WR-100 (ADVANCED CRUISE MISSILE); ENGINE, AIRCRAFT, TF34-GE-100 (A-10); AH-64-D LONG BOW; HELICOPTER, ELECTRONIC COUNTERMEASURES, EH-60A; HH-60L MEDIVAC; ENGINE, T700-GE-700 (UH-60 & EH-60A) |