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NSN 5306-01-047-9432, 5306010479432
BOLT,SHEAR

Federal Supply Classification
FSC 5306 - Bolts
National Item Identification Number
NIIN 010479432
Codification Country
United States
Item Name Code
INC 15903
Criticality
(F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
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 5306-01-047-9432

National Stock Number (NSN) 5306-01-047-9432, or NIIN 010479432, (bolt,shear) was assigned September 16, 1977 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 14 suppliers. Today, 11 suppliers are listed as Active suppliers 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 Feb 25, 2016. There have been 4 contracts issued for this part number, with 4 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: SPE5EC16M0280, SPE5EC16M0280, SPE5EC16M0280, SPE5EC14M0725, SPM5EC13M0225. The total value of the awarded contracts has been US$ 16,584.14.

This NSN is somewhat common among different platforms, belonging to 4 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.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 15903. [A HIGH STRENGTH, 160,000 POUNDS PER SQUARE INCH (1100 MEGAPASCALS) MINIMUM TENSILE STRENGTH EXTERNALLY THREADED FASTENER DESIGNED FOR USE IN APPLICATIONS INVOLVING GREAT SHEAR STRESS. THE HEAD IS DESIGNED TO ACCOMMODATE AN EXTERNAL WRENCH OR DRIVER. THE HEAD IS NOT DESIGNED TO BE HELD OR DRIVEN WITH AN INSERTED DRIVER, NOR IS IT DESIGNED FOR ROTATION BY THE THUMB AND FINGERS. THE UNTHREADED PORTION IS OF SPECIFIC GRIP LENGTH, PLATED OR UNPLATED, AND IS MACHINED TO A TOLERANCE OF ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) OR LESS OF A SPECIFIC DIAMETER FOR ITEMS ONE INCH (25 MM) OR LESS IN DIAMETER. ITEMS OVER ONE INCH (25 MM) IN DIAMETER SHALL HAVE A TOLERANCE OF FIFTEEN TEN THOUSANDTHS (0.0015) OF AN INCH (0.038 MM) OR LESS. THE NOMINAL MAJOR DIAMETER OF THE THREADS SHALL BE AT LEAST ONE THOUSANDTH (0.001) OF AN INCH (0.025 MM) BELOW THE MINIMUM SHANK DIAMETER, BUT NOT BELOW THE MINIMUM MAJOR DIAMETER FOR APPLICABLE CLASS OF FIT, AS SHOWN IN THE SCREW THREAD STANDARDS, FED STD H28 AND/OR OTHER NATIONALLY RECOGNIZED STANDARDS. A LOCKING FEATURE MAY BE INCORPORATED IN THE DESIGN OF THE HEAD OR THREADS. SEE BOLT, MACHINE AND BOLT, CLEVIS.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5306010479432 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 HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER
(CRZS) 2.619 INCHES MINIMUM AND 2.669 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH
(AASB) 2.845 INCHES MINIMUM AND 2.875 INCHES MAXIMUM
FEATURES PROVIDED
(CBBL) FINISHED HEAD
GRIP DIAMETER
(AAUR) 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM
GRIP LENGTH
(ANEE) 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT
(AASU) 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
HEAD STYLE
(AASK) HEXAGON
MATERIAL
(MATT) STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL
MINIMUM TENSILE STRENGTH
(CQBC) 160000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER
(AHYM) 0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER
(AAWB) 0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS
(AATB) 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM
SURFACE FINISH
(CSYM) 32.0 MICROINCHES THREADS
SURFACE FINISH
(CSYM) 63.0 MICROINCHES BEARING SURFACE OF HEAD
SURFACE FINISH
(CSYM) 63.0 MICROINCHES GRIP
SURFACE TREATMENT
(SFTT) CADMIUM AND CHROMATE OVERALL
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.710 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
THREAD QUANTITY PER INCH
(CMLP) 20
THREAD SERIES DESIGNATOR
(THSD) UNJF
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL AND CHROMATE OVERALL
MATERIAL
(MATT) STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL

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