5305-01-220-8669 SCREW,MACHINE Index 5306-01-220-8671 BOLT,FIREBRICK ANCHOR

National Stock Number:
5305-01-220-8670

Federal Supply Class:
5305

National Item Identification Number:
012208670

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:
123181A06R0480539SPS TECHNOLOGIES, LLC
A032-210417446HUCK INTERNATIONAL, INC
A032-210497928HUCK INTL INC
HR132-06R0473197HI-SHEAR CORPORATION
HR132-06R04L4528LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC
LE111-0032-210406725SPS TECHNOLOGIES, LLC
LE111-0032-21040ZC92HEARTLAND PRECISION FASTENERS INC
LE111-0032-210443999THE BOEING COMPANY
LE111-0032-210457928SONIC INDUSTRIES, INC.
LE111-0032-210458998FASTENER INNOVATION TECHNOLOGY, INC.
PBF1378-210427624SPS TECHNOLOGIES LLC
SC1785R-06-210406950HOWMET GLOBAL FASTENING SYSTEMS INC
W111-0032-210460516WEST COAST AEROSPACE, INC.


Techincal Specification:
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
FASTENER LENGTH0.512 INCHES MINIMUM AND 0.542 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM
HEAD DIAMETER0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLETORQUE SET
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.138 INCHES
SCREW MATERIALSTEEL
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
SPECIAL FEATURESINTERNAL DRIVE RIBBED
THREAD LENGTH0.252 INCHES MINIMUM AND 0.302 INCHES MAXIMUM
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNJC
THREAD QUANTITY PER INCH32


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