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NSN 5307-00-149-9581, 5307001499581
STUD,RECESSED AND STEPPED

Federal Supply Classification
FSC 5307 - Studs
National Item Identification Number
NIIN 001499581
Codification Country
United States
Item Name Code
INC 15943
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 5307-00-149-9581

National Stock Number (NSN) 5307-00-149-9581, or NIIN 001499581, (stud,recessed and stepped) 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. 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 15, 2014, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 15943. [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 UNTHREADED SECTION MUST HAVE MORE THAN ONE DIAMETER, NONE OF WHICH MAY BE LARGER THAN THE MAXIMUM MAJOR DIAMETER OF THE LARGER THREAD. IT MAY BE THREAD RELIEVED. 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 5307001499581 does not contain precious metals.

This information was last updated on .


Technical Characteristics

THREAD PITCH DIAMETERS
(AAJE) +0.2937/+0.2947 INCHES STUD THREAD
HARDNESS RATING
(CQFM) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NOMINAL THREAD SIZE
(CQJX) 0.250 INCHES NUT THREAD
NOMINAL THREAD SIZE
(CQJX) 0.312 INCHES STUD THREAD
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6382 ASSN STD 2ND MATERIAL RESPONSE
MATERIAL
(MATT) STEEL COMP 8735 OR STEEL COMP 4140
PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NAVY SPECIAL PROJECT
SPECIAL FEATURES
(FEAT) STUD END THREAD 0.012 IN. OVERSIZE
THREAD CLASS
(AAJD) 3A NUT THREAD
THREAD DIRECTION
(AAJF) RIGHT-HAND NUT THREAD
THREAD DIRECTION
(AAJF) RIGHT-HAND STUD THREAD
THREAD LENGTH
(AASA) 0.510 INCHES MINIMUM AND 0.570 INCHES MAXIMUM NUT THREAD
THREAD LENGTH
(AASA) 0.580 INCHES MINIMUM AND 0.620 INCHES MAXIMUM STUD THREAD
THREAD PITCH DIAMETERS
(AAJE) +0.2937 TO 0.2947 INCHES STUD THREAD
THREAD SERIES DESIGNATOR
(THSD) UNC STUD THREAD
THREAD SERIES DESIGNATOR
(THSD) UNF NUT THREAD
THREAD QUANTITY PER INCH
(CMLP) 18 STUD THREAD
THREAD QUANTITY PER INCH
(CMLP) 28 NUT THREAD
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
III PART NAME ASSIGNED BY CONTROLLING AGENCY
(CXCY) NAVY SPECIAL PROJECT
III HARDNESS RATING
(CQFM) 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM

Manufacturer Part Numbers


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