NSN 5305-00-052-5949

Part Details | MACHINE SCREW

5305-00-052-5949 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: MS351988, MS35198-8, MS351988, MS35198-8, 5305-00-052-5949, 00-052-5949, 5305000525949, 000525949

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196000-052-594906657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-052-5949
Part Number Cage Code Manufacturer
MS35198-896906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS35198-880205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-00-052-5949
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.086 INCHES
THREAD QUANTITY PER INCH56
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.538 INCHES MINIMUM
FASTENER LENGTH0.625 INCHES NOMINAL
SCREW MATERIAL COPPER ALLOY
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONAQQ-B-613$AQQ-B-626$AQQ-W-321 1ST MATERIAL RESPONSE
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE CROSS RECESS TYPE 1
NONDEFINITIVE SPEC/STD DATA3 TYPE AND 2C STYLE