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NSN 5306-00-638-4949, 5306006384949
BOLT,EXTERNALLY RELIEVED BODY

Federal Supply Classification
FSC 5306 - Bolts
National Item Identification Number
NIIN 006384949
Codification Country
United States
Item Name Code
INC 06675
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 5306-00-638-4949

National Stock Number (NSN) 5306-00-638-4949, or NIIN 006384949, (bolt,externally relieved body) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 4 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE4A624FAL20, SPE5E317V0714, SPM5E413M2235. The total value of the awarded contracts has been US$ 6,027.55.

This NSN is somewhat common among different platforms, belonging to 7 different weapons systems.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 06675. [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:UNDERCUTS FOR THREAD RELIEF). IT IS NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND HAS A HEAD WHICH IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER OR DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. EXCLUDES:BOLT, INTERNAL WRENCHING AND THUMBSCREW. SEE ALSO SCREW, EXTERNALLY RELIEVED BODY.]. 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 5306006384949 contains an unknown precious metal.

This NSN is associated to Schedule B 7318152000: bolts and bolts and their nuts or washers exported in the same shipment. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER
(AAWH) 1.781 INCHES NOMINAL
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER
(AAWJ) 1.864 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY
(CSNG) 2
FASTENER LENGTH
(AASB) 2.406 INCHES NOMINAL
FIRST DIAMETER FROM HEAD
(AAWC) 0.393 INCHES MINIMUM AND 0.394 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT
(AASU) 0.219 INCHES NOMINAL
HEAD STYLE
(AASK) HEXAGON
MATERIAL
(MATT) STEEL COMP 440C OVERALL
MINIMUM TENSILE STRENGTH
(CQBC) 123000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 0.375 INCHES
SECOND DIAMETER FROM HEAD
(AAWD) 0.309 INCHES NOMINAL
WIDTH BETWEEN FLATS
(AATB) 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.083 INCHES MINIMUM
THREAD QUANTITY PER INCH
(CMLP) 24
THREAD SERIES DESIGNATOR
(THSD) UNF

Manufacturer Part Numbers


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