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NSN 5306-01-243-1347, 5306012431347
BOLT,SHOULDER

Federal Supply Classification
FSC 5306 - Bolts
National Item Identification Number
NIIN 012431347
Codification Country
United States
Item Name Code
INC 04905
Criticality
(Y) This item does not have a nuclear hardened feature but does have other critical feature(s) 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 5306-01-243-1347

National Stock Number (NSN) 5306-01-243-1347, or NIIN 012431347, (bolt,shoulder) was assigned October 23, 1986 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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, with the most recent procurement date of Oct 19, 2018. There have been 3 contracts issued for this part number, with 9 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: SPE5E119F0056, SPE5E119F0056, SPE5E418CF084, SPE5E418CF084, SPM5AY10D0027. The total value of the awarded contracts has been US$ 15,215.10.

This NSN is somewhat common among different platforms, belonging to 3 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 Apr 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 04905. [AN EXTERNALLY THREADED FASTENER WHOSE THREADED PORTION IS OF ONE NOMINAL DIAMETER, NO. 10 (0.190 IN.) (5 MM) OR LARGER. IT HAS A ROUND UNTHREADED NECK OR SHANK ALL OR PART OF WHICH IS OF GREATER DIAMETER THAN THE THREADED PORTION. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVERS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. FOR ITEMS WITH A THREAD DIAMETER SMALLER THAN NO. 10 (0.190 IN.) (5 MM) AND THOSE ITEMS WITH AN INSERTED DRIVE HEAD, USE SCREW, SHOULDER. FOR ITEMS WHICH ARE NO. 10 (0.190 IN.) (5 MM) OR LARGER IN SIZE AND ARE BOTH SHOULDERED AND HAVE AN EXTERNALLY RELIEVED BODY, USE BOLT, EXTERNALLY RELIEVED BODY. EXCLUDES:THUMBSCREW.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 5306012431347 does not contain precious metals.

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

III SUPPLEMENTARY FEATURES
(SUPP) FAILURE OF THIS ITEM COULD CAUSE MISSION ABORT
CRITICALITY CODE JUSTIFICATION
(CRTL) SUPP
EXTENDED WASHER DIAMETER
(AATC) 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
EXTENDED WASHER THICKNESS
(AATD) 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
FASTENER LENGTH
(AASB) 1.698 INCHES MINIMUM AND 1.718 INCHES MAXIMUM
HEAD HEIGHT
(AASU) 0.328 INCHES MINIMUM AND 0.348 INCHES MAXIMUM
HEAD STYLE
(AASK) DOUBLE HEXAGON W/HOLE
NOMINAL THREAD DIAMETER
(AHYM) 0.250 INCHES
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) IRON ALLOY 660 OVERALL
SHOULDER DIAMETER
(AATN) 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH
(AATX) 1.183 INCHES MINIMUM AND 1.193 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPE
(CWYB) ROUND FIRST SHOULDER
SPECIAL FEATURES
(FEAT) FURNISHED WITH UNDERCUT 0.054 IN. MIN. T0 0.071 IN. MAX LENGTH
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.434 INCHES MINIMUM AND 0.481 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNJF
THREAD QUANTITY PER INCH
(CMLP) 28
WIDTH BETWEEN FLATS
(AATB) 0.375 INCHES NOMINAL
SUPPLEMENTARY FEATURES
(SUPP) FAILURE OF THIS ITEM COULD CAUSE MISSION ABORT

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