NSN 4820-01-333-4101, 4820013334101
Cancelled -> Replaced by 4820012442374

Federal Supply Classification: FSC 4820 - Valves, Nonpowered
National Item Identification Number: NIIN 013334101
Codification Country: United States
Item Name Code: INC 05489
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: We have 1 qualified suppliers

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DLMS^® Summary

National Stock Number 4820-01-333-4101

National Stock Number (NSN) 4820-01-333-4101, or NIIN 013334101, (valve,butterfly) was assigned February 3, 1991 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 6 manufacturer part numbers associated with this NSN. One of those 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, there are no suppliers that are 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.

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 Sep 25, 2020, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 05489. [A VALVE THAT CONTROLS FLOW BY A CIRCULAR DISK, OR A PAIR OF SEMICIRCULAR DISKS, ATTACHED TO A COMMON SPINDLE OR LEVER TURNING ON A DIAMETRAL AXIS.]. 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 4820013334101 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

SPECIAL FEATURES: (FEAT) ITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS;WITH GEAR OPERATOR
FURNISHED ITEMS AND QUANTITY: (TMQY) 1 HANDWHEEL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL: (MATT) COPPER ALLOY BODY
MATERIAL: (MATT) NICKEL ALLOY FLOW CONTROL DEVICE
MATERIAL: (MATT) NICKEL ALLOY STEM
VALVE OPERATION METHOD: (AQLR) MANUAL
VALVE SIZE: (CCFG) 3.500 INCHES
CRITICALITY CODE JUSTIFICATION: (CRTL) FEAT
BUTTERFLY VALVE SIZE: (CWZR) 3.500 INCHES
NONDEFINITIVE SPEC/STD DATA: (ZZZT) A STYLE AND 3 TYPE
SPECIAL FEATURES: (FEAT) FITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS;WITH GEAR OPERATOR