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NSN 5305-01-471-8721, 5305014718721
SCREW,MACHINE

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 014718721
Codification Country
United States
Item Name Code
INC 06657
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 5305-01-471-8721

National Stock Number (NSN) 5305-01-471-8721, or NIIN 014718721, (screw,machine) was assigned February 17, 2000 in the Federal Logistics Information System (FLIS). NIIN 014718721 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

This NSN is assigned to Item Name Code (INC) 06657. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305014718721 does not contain precious metals.

This information was last updated on .


Technical Characteristics

NOMINAL THREAD DIAMETER
(AHYM) 0.190 INCHES
HEAD STYLE
(AASK) HEXAGON
WIDTH BETWEEN FLATS
(AATB) 0.305 INCHES MINIMUM AND 0.314 INCHES MAXIMUM
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
SPECIAL FEATURES
(FEAT) HAS DRILLED HEAD
SCREW SURFACE TREATMENT
(CYBA) PASSIVATE
FASTENER LENGTH
(AASB) 1.4115 INCHES MINIMUM AND 1.4635 INCHES MAXIMUM
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
THREAD SERIES DESIGNATOR
(THSD) UNJF
HEAD HEIGHT
(AASU) 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(CYBE) QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
THREAD LENGTH
(AASA) 1.2425 INCHES MINIMUM AND 1.3115 INCHES MAXIMUM
SCREW MATERIAL
(CYAU) STEEL CORROSION RESISTING
THREAD QUANTITY PER INCH
(CMLP) 32
SCREW MATERIAL DOCUMENT AND CLASSIFICATION
(CYAW) AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE

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