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NSN 5306-00-321-2287, 5306003212287
BOLT,SHEAR

Federal Supply Classification
FSC 5306 - Bolts
National Item Identification Number
NIIN 003212287
Codification Country
United States
Item Name Code
INC 15903
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 5306-00-321-2287

National Stock Number (NSN) 5306-00-321-2287, or NIIN 003212287, (bolt,shear) was assigned November 18, 1973 in the Federal Logistics Information System (FLIS). NIIN 003212287 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. 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.

This NSN is unique to one weapons system.

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 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 5306003212287 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

GRIP DIAMETER
(AAUR) 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
THREAD SERIES DESIGNATOR
(THSD) UNJF
HEAD HEIGHT
(AASU) 0.309 INCHES MINIMUM AND 0.329 INCHES MAXIMUM
GRIP LENGTH
(ANEE) 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
THR
(AAJD) 3A
HEAD STYLE
(AASK) DOUBLE HEXAGON EXTENDED WASHER
THREAD QUANTITY PER INCH
(CMLP) 24
FASTENER LENGTH
(AASB) 1.453 INCHES MINIMUM AND 1.483 INCHES MAXIMUM
WIDTH BETWEEN FLATS
(AATB) 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH
(CQBC) 220000 POUNDS PER SQUARE INCH
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
EXTENDED WASHER THICKNESS
(AATD) 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM
NOMINAL THREAD DIAMETER
(AHYM) 0.312 INCHES
EXTENDED WASHER DIAMETER
(AATC) 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM
THREAD LENGTH
(AASA) 0.568 INCHES MINIMUM AND 0.618 INCHES MAXIMUM
MATERIAL
(MATT) STEEL COMP H11 OVERALL

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