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NSN 4730-00-186-2544, 4730001862544
PACKING NUT

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 001862544
Codification Country
United States
Item Name Code
INC 18028
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 4730-00-186-2544

National Stock Number (NSN) 4730-00-186-2544, or NIIN 001862544, (packing nut) was assigned March 9, 1973 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over a year. There have been 10 contracts issued for this part number, with 10 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 7 different suppliers. The last contract numbers awarded were: SPE7M320F0109, SPE7M320P0854, SPE7M320P0854, SPE7M319P3532, SPE7M319P0825. The total value of the awarded contracts has been US$ 135,538.57.

This NSN is somewhat common among different platforms, belonging to 5 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 Jul 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 18028. [AN ITEM HAVING INTERNAL AND/OR EXTERNAL MACHINE THREAD(S) (THREADS OTHER THAN PIPE OR HOSE SERIES), SPECIFICALLY DESIGNED TO RETAIN, BY MEANS OR GROOVE(S), SHOULDER(S), AND THE LIKE, PACKING AND/OR A PACKING GLAND WITHIN A STUFFING BOX. SEE ALSO BUSHING, MACHINE THREAD; INVERTED NUT, TUBE COUPLING; AND NUT, TUBE COUPLING. EXCLUDES:PACKING NUT, STUFFING TUBE; AND USE WITH ELECTRICAL CABLE, AND LOCKNUT, PIPE.]. 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 4730001862544 contains silver.

This information was last updated on .


Technical Characteristics

SURFACE TREATMENT
(SURF) SILVER
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
MATERIAL
(MATL) STEEL, AMS 5663
SURFACE TREATMENT
(SFTT) ERR-030
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
CASEHARDENING INDICATOR
(AASG) NOT CASEHARDENED
OVERALL LENGTH
(ABHP) 0.564 INCHES MINIMUM AND 0.584 INCHES MAXIMUM
MATERIAL
(MATT) NICKEL ALLOY 718
SCREW THREAD SERIES DESIGNATOR
(AJYP) UNJF
SCREW THREAD LOCATION
(BBMM) EXTERNAL
SEAT ANGLE IN DEG
(AJFY) 45.0
SMALLEST INSIDE DIAMETER
(BSPX) 0.515 INCHES MINIMUM AND 0.525 INCHES MAXIMUM
SPECIAL FEATURES
(FEAT) TWO HOLES DRILLED THRU DRIVE END 0.300 IN.FROM CENTER OF NUT TO CENTER OF HOLE,0.057 IN.MIN,0.062 IN.MAX DIA HOLE;USED ON GRUMMAN AIRCRAFT,MODEL A10
THREAD CLASS
(AAJD) 3A
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(AASA) 0.364 INCHES MINIMUM AND 0.384 INCHES MAXIMUM
THREAD SIZE
(ABUJ) 0.750-16
WIDTH ACROSS FLATS
(ASDB) 0.679 INCHES MINIMUM AND 0.690 INCHES MAXIMUM
STYLE DESIGNATOR
(STYL) HEXAGON, EXTERNAL THREAD, INVERTED FLARE
SURFACE TREATMENT
(SFTT) SILVER

Manufacturer Part Numbers


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