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NSN 5305-00-207-2245, 5305002072245
SCREW,EXTERNALLY RELIEVED BODY

Federal Supply Classification
FSC 5305 - Screws
National Item Identification Number
NIIN 002072245
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 5305-00-207-2245

National Stock Number (NSN) 5305-00-207-2245, or NIIN 002072245, (screw,externally relieved body) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.

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 5305002072245 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

FIRST DIAMETER FROM HEAD
(AAWC) 0.115 INCHES MINIMUM AND 0.120 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER
(AAWH) 0.164 INCHES MINIMUM AND 0.196 INCHES MAXIMUM
THREAD LENGTH
(AASA) 0.288 INCHES MINIMUM AND 0.352 INCHES MAXIMUM
FASTENER LENGTH
(AASB) 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
THREAD CLASS
(AAJD) 3A
THREAD QUANTITY PER INCH
(CMLP) 32
HEAD DIAMETER
(AASL) 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
HEAD STYLE
(AASK) FILLISTER
NOMINAL THREAD DIAMETER
(AHYM) 0.164 INCHES
MATERIAL
(MATT) STEEL COMP 8740 OVERALL
THREAD SERIES DESIGNATOR
(THSD) UNC
THREAD DIRECTION
(AAJF) RIGHT-HAND
HEAD HEIGHT
(AASU) 0.126 INCHES MINIMUM AND 0.136 INCHES MAXIMUM
INTERNAL DRIVE STYLE
(ABQZ) CROSS RECESS TYPE 1
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY
(CSNG) 1

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