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NSN 5305-00-490-6483, 5305004906483
SCREW,EXTERNALLY RELIEVED BODY

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 004906483
Codification Country
United States
Item Name Code
INC 01852
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 5305-00-490-6483

National Stock Number (NSN) 5305-00-490-6483, or NIIN 004906483, (screw,externally relieved body) was assigned October 1, 1969 in the Federal Logistics Information System (FLIS). NIIN 004906483 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 is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

This NSN is assigned to Item Name Code (INC) 01852. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, AND WHOSE UNTHREADED PORTION HAS BEEN MACHINED OR GROUND IN ONE OR MORE PLACES OR OVER ITS ENTIRE LENGTH TO A MAXIMUM DIAMETER LESS THAN THE MINIMUM PITCH DIAMETER OF THE THREAD (EXCLUDES:UNDERCUT FOR THREAD RELIEF). IT IS NO. 0 (0.060 IN.) (1.5 MM) OR LARGER, AND IS DESIGNED TO BE HELD OR DRIVEN WITH EITHER A WRENCH OR INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND MULTIPLE SPLINE TYPES) OR BOTH IN SIZES BELOW NO. 10 (0.190 IN.) (5 MM) AND LARGER SIZES MUST HAVE A HEAD DESIGNED FOR ANY TYPE INSERTED DRIVER (EXCLUDING INTERNAL SOCKET AND 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. SEE ALSO BOLT, EXTERNALLY RELIEVED BODY AND BOLT, INTERNAL WRENCHING.]. 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 5305004906483 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

HEAD DIAMETER
(AASL) 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL
THREAD CLASS
(AAJD) 3A
HARDNESS RATING
(CQFM) 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
FIRST DIAMETER FROM HEAD
(AAWC) 0.140 INCHES MINIMUM AND 0.145 INCHES MAXIMUM
FASTENER LENGTH
(AASB) 0.573 INCHES MINIMUM AND 0.603 INCHES MAXIMUM
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
MINIMUM TENSILE STRENGTH
(CQBC) 160000 POUNDS PER SQUARE INCH
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.203 INCHES MINIMUM AND 0.263 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 32
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY
(CSNG) 1
THREAD SERIES DESIGNATOR
(THSD) UNF
HEAD STYLE
(AASK) PAN NO. 2
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER
(AAWH) 0.340 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NOMINAL THREAD DIAMETER
(AHYM) 0.190 INCHES
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL AND CHROMATE OVERALL
THR
(AAJD) 3A

Manufacturer Part Numbers


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5305-00-490-6483
Screw
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