NSN 4730-01-103-8399, 4730011038399
CAP ASSEMBLY

Federal Supply Classification: FSC 4730 - Hose, Pipe, Tube, Lubrication, and Railing Fittings
National Item Identification Number: NIIN 011038399
Codification Country: United States
Item Name Code: INC 77777
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 4730-01-103-8399

National Stock Number (NSN) 4730-01-103-8399, or NIIN 011038399, (cap assembly) was assigned November 21, 1980 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers 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, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

There has been very little 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 Apr 02, 1991, this NSN's acquisition method was noted as: Not established. Not established.

This NSN is assigned to Item Name Code (INC) 77777. 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 4730011038399 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

GENERAL CHARACTERISTICS ITEM DESCRIPTION: (TEXT) CORROSSION RESISTANT STEEL,TYPE 316 PER FED SPEC QQ-S-763; CONSISTS OF A KC142 NUT,A RETAINING DEVICE FOR THE BASIC CAP ASSEMBLY ONLY,AND A CAP; MACHINE SURFACE ROUGHNESS SHALL NOT EXCEED 125 PER ANSI B46.1; PROCUREMENT SPECIFICATION KSC-F-124; TUBE FITTING SIZE: OUTSIDE DIA. IN. 1-1/4; THREAD DATA 1-5/8-12UN; MS16624 RETAINING RING INCLUDED (CORROSION RESISTANT STEEL) NO; NUT DRILLED FOR LOCKWIRE (NO); INSERT DRILLED FOR NAS 1090 S HOOK (YES); NUT LUBRICATED WITH SOLID FILM LUBRICANT (NO)