5305-01-053-2871, SCREW,MACHINE

National Stock Number:
5305-01-053-2871

Federal Supply Class:
5305

National Item Identification Number:
010532871

Description:
SCREW,MACHINE

Detail:
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.

Manufacturer Information:

9157790-52	18876	U S ARMY AVIATION AND MISSILE COMMAND
FF-S-92	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

DEPARTURE FROM CITED DOCUMENT	AS MODIFIED BY MATERIAL AND TENSILE STRENGTH
FASTENER LENGTH	0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD DIAMETER	0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM
HEAD HOLE CONFIGURATION STYLE	ROUND
HEAD HEIGHT	0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM
HEAD STYLE	FILLISTER
HOLE DIAMETER	0.046 INCHES NOMINAL
HOLE QUANTITY	1
INTERNAL DRIVE STYLE	SLOT
MINIMUM TENSILE STRENGTH	90000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.164 INCHES
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 5S STYLE
SCREW MATERIAL	STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 303SE
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OR ASTM A582 ASSN STD 4TH MATERIAL RESPONSE
SCREW SURFACE TREATMENT	PASSIVATE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SPECIFICATION/STANDARD DATA	80205-NAS1101 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD LENGTH	0.157 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THREAD CLASS	2A
THREAD DIRECTION	RIGHT-HAND
THREAD SERIES DESIGNATOR	UNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH	32

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