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NSN 5307-01-257-0783, 5307012570783
STUD,STEPPED

Federal Supply Classification
FSC 5307 - Studs
National Item Identification Number
NIIN 012570783
Codification Country
United States
Item Name Code
INC 15949
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 5307-01-257-0783

National Stock Number (NSN) 5307-01-257-0783, or NIIN 012570783, (stud,stepped) was assigned June 11, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment.NIIN 012570783 was cancelled on February 2, 2014, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. 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.

This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 24, 2014, 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) 15949. [A HEADLESS FASTENER NOT EXCEEDING 12 INCHES (304.8 MM) IN LENGTH, THREADED EXTERNALLY ON BOTH ENDS ON WHICH THE NOMINAL DIAMETER OF ONE THREADED SECTION IS GREATER THAN THE OTHER. THE ENTIRE UNTHREADED PORTION MUST BE OF A SINGLE DIAMETER EQUAL TO OR SMALLER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREADED END. INCLUDES RADIAL GROOVES OR THREAD RELIEFS. EXCLUDES:ITEMS WITH TAPERED THREADS.]. 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 5307012570783 does not contain precious metals.

This information was last updated on .


Technical Characteristics

THREAD LENGTH
(AASA) 0.625 INCHES MINIMUM STUD THREAD AND 0.736 INCHES MAXIMUM STUD THREAD
DISTANCE FROM COTTER PIN HOLE CENTERLINE TO NUT END
(ADDU) 0.100 INCHES MINIMUM FIRST HOLE AND 0.120 INCHES MAXIMUM FIRST HOLE
SHANK DIAMETER
(AAZE) 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM
SURFACE FINISH
(CSYM) 32.0 MICROINCHES STUD THD
THREAD SERIES DESIGNATOR
(THSD) UNF NUT THREAD
III END ITEM IDENTIFICATION
(AGAV) SPEC ITEM
THREAD SERIES DESIGNATOR
(THSD) UNS STUD THREAD
THREAD PITCH DIAMETERS
(AAJE) +0.2840/+0.2855 INCHES STUD THREAD
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
THREAD CLASS
(AAJD) 2A STUD THREAD
THREAD LENGTH
(AASA) 0.438 INCHES MINIMUM NUT THREAD AND 0.509 INCHES MAXIMUM NUT THREAD
COTTER PIN HOLE DIAMETER
(ADDV) 0.065 INCHES MINIMUM FIRST HOLE AND 0.072 INCHES MAXIMUM FIRST HOLE
NOMINAL THREAD SIZE
(CQJX) 0.250 INCHES NUT THREAD
NOMINAL THREAD SIZE
(CQJX) 0.312 INCHES STUD THREAD
THREAD CLASS
(AAJD) 3A NUT THREAD
THREAD QUANTITY PER INCH
(CMLP) 28 NUT THREAD
THREAD QUANTITY PER INCH
(CMLP) 18 STUD THREAD
END ITEM IDENTIFICATION
(AGAV) SPEC ITEM
THREAD DIRECTION
(AAJF) RIGHT-HAND STUD THREAD
MATERIAL
(MATT) STEEL COMP 8740
THREAD DIRECTION
(AAJF) RIGHT-HAND NUT THREAD
HARDNESS RATING
(CQFM) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
SURFACE FINISH
(CSYM) 63.0 MICROINCHES SHANK
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS6322 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH
(ABHP) 1.178 INCHES MINIMUM AND 1.198 INCHES MAXIMUM
SURFACE FINISH
(CSYM) 32.0 MICROINCHES NUT THD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) AMS2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR
(STYL) STEPPED

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