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NSN 4730-00-303-7456, 4730003037456
BOLT,FLUID PASSAGE

Federal Supply Classification
FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number
NIIN 003037456
Codification Country
United States
Item Name Code
INC 18683
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 4730-00-303-7456

National Stock Number (NSN) 4730-00-303-7456, or NIIN 003037456, (bolt,fluid passage) 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. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 17 suppliers. Today, 17 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 14 suppliers are deemed design controlled or valid supply parts.

This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 13 contracts issued for this part number, with 29 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: SPE7M124P5255, SPE4A621V588P, SPE4A721P8020, SPE4A721P8020, SPE4A721V0871. The total value of the awarded contracts has been US$ 545,179.39.

This NSN is unique to one weapons system.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 13,599. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 23, 2017, 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) 18683. [A BOLTLIKE ITEM HAVING A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE WHICH MAY EXTEND A PART OR THE FULL LENGTH OF THE ITEM. IT HAS A HOLE(S) PERPENDICULAR TO THE AXIS, JOINING OR PASSING THROUGH THE CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE. THE ITEM IS DESIGNED TO DISTRIBUTE FLUID, AIR, OR LUBRICANT THROUGH ITS BODY TO A MATING ITEM, SUCH AS A CONNECTOR, MULTIPLE, FLUID PRESSURE LINE, BEARING(S), BUSHING(S), OR THE LIKE. THE ITEM MUST BE CAPABLE OF ATTACHING TO A BLOCK FITTING AND/OR A TUBING LINE OR BE DESIGNED TO ACCOMMODATE A FITTING, LUBRICATION. EXCLUDES:BOLT, INTERNALLY RELIEVED BODY; BLEEDER VALVE, HYDRAULIC SYSTEM; AND BUSHING, MACHINE THREAD. SEE ALSO PIN, VEHICULAR LEAF SPRING SHACKLE.]. 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 4730003037456 contains an unknown precious metal.

This NSN is associated to Schedule B 7307994000: other fittings nesoi of alloy steel not stainless. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.

This information was last updated on .


Technical Characteristics

DISTANCE FROM FIRST RADIAL HOLE CENTER TO END OF BOLT
(BBLB) 1.560 INCHES NOMINAL
BODY STYLE
(AAQL) PLAIN
CONCENTRIC HOLE DEPTH
(AAWX) 1.680 INCHES NOMINAL
FIRST DIAMETER FROM WRENCHING FEATURE
(BBKL) 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM
FIRST END NOMINAL THREAD SIZE
(CQYM) 0.625 INCHES
FIRST END THREAD CLASS
(ACLK) 3A
FIRST END THREAD DIRECTION
(ACLL) RIGHT-HAND
FIRST END THREAD LENGTH
(ATKZ) 0.500 INCHES NOMINAL
FIRST END THREAD QUANTITY PER INCH
(CQKK) 18
FIRST END THREAD SERIES DESIGNATOR
(CQMM) UNF
FIRST RADIAL FLUID HOLE DIAMETER
(BBKY) 0.070 INCHES MINIMUM AND 0.072 INCHES MAXIMUM
HARDNESS RATING
(CQFM) 36.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
OVERALL LENGTH
(ABHP) 2.020 INCHES NOMINAL
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO BOLT END
(BBLD) 1.920 INCHES MINIMUM AND 1.970 INCHES MAXIMUM
LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER
(BBKR) 1.420 INCHES MINIMUM AND 1.450 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE
MATERIAL
(MATT) STEEL COMP 4140 OR STEEL COMP 8740
WIDTH ACROSS FLATS
(ASDB) 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
WRENCHING FEATURE HEIGHT
(BBLF) 0.080 INCHES NOMINAL
WRENCHING FEATURE STYLE
(BBDF) HEXAGON
III MATERIAL
(MATT) STEEL COMP 4140 OR STEEL COMP 8740

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