5305-01-439-4216 SCREW,MACHINE Index 3120-01-439-4218 BEARING,WASHER,THRUST

National Stock Number:
5305-01-439-4217

Federal Supply Class:
5305

National Item Identification Number:
014394217

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:
3140089-7114438NYLOK LLC
3140089-7126233NYLOK LLC
3140089-715M496N-D INDUSTRIES
A3140089-7180063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH5.5 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM
HEAD DIAMETER4.60 MILLIMETERS MINIMUM AND 4.90 MILLIMETERS MAXIMUM
HEAD HEIGHT1.75 MILLIMETERS MINIMUM AND 1.95 MILLIMETERS MAXIMUM
HEAD STYLEPAN
INTERNAL DRIVE STYLECROSS RECESS TYPE II
LOCKING FEATURE MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 FED SPEC SINGLE MATERIAL RESPONSE
LOCKING FEATURE MATERIALPLASTIC POLYAMIDE (NYLON)
LOCKING FEATUREPATCH
NOMINAL THREAD DIAMETER2.5 MILLIMETERS
SCREW MATERIALSTEEL CORROSION RESISTING
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
SCREW SURFACE TREATMENTPASSIVATE
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH IN MILLIMETERS0.45
THREAD SERIES DESIGNATORM
THREAD LENGTH5.5 MILLIMETERS MINIMUM AND 6.0 MILLIMETERS MAXIMUM


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