NSN 5305-01-291-6608

Part Details | MACHINE SCREW

5305-01-291-6608 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: NAS662C260, NAS662C2-60, 5305-01-291-6608, 01-291-6608, 5305012916608, 012916608

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 03, 198901-291-660806657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-01-291-6608
Part Number Cage Code Manufacturer
NAS662C2-6080205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
Technical Data | NSN 5305-01-291-6608
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.086 INCHES
THREAD QUANTITY PER INCH56
THREAD CLASS2A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH3.648 INCHES MINIMUM AND 3.721 INCHES MAXIMUM
FASTENER LENGTH3.720 INCHES MINIMUM AND 3.750 INCHES MAXIMUM
SCREW MATERIAL3$2
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONBASTM A582$JDCMIL-S-7720 ALL MATERIAL RESPONSES
SCREW SURFACE TREATMENT PASSIVATE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.143 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE0 CROSS RECESS TYPE 1
SPECIFICATION/STANDARD DATA80205-NAS662 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD