5305-01-090-4820 SCREW,MACHINE Index 5305-01-090-4822 SCREW,MACHINE

National Stock Number:
5305-01-090-4821

Federal Supply Class:
5305

National Item Identification Number:
010904821

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:
581R277H0148306NORTHROP GRUMMAN SUPPORT SERVICES CORP
581R277H0197942NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
FASTENER LENGTH0.312 INCHES NOMINAL
HEAD DIAMETER0.304 INCHES MINIMUM AND 0.357 INCHES MAXIMUM
HEAD STYLEFLAT COUNTERSUNK
INTERNAL DRIVE STYLERECESSED TYPE I
NOMINAL THREAD DIAMETER0.216 INCHES
SCREW MATERIALSTEEL COMP 303
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764 COND A FED SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENTPASSIVATE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SPECIAL FEATURES0.138 IN. MIN 0.143 IN. MAX THRU HOLE ON LONGITUDINAL AXIS
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.190 INCHES MINIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNC


Click here to Register for Free 30-day Trial