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4820-01-278-6414

Rupturable Disk

4820012786414 012786414 6941C71 6941C71G01 4D00872PC18

A thin, circular, metallic or nonmetallic item with a flat or prebulged cross-sectional shape, designed to rupture at a predetermined pressure to prevent damage to hydraulic or pneumatic systems, or the like. It may include multiple pieces, such as a retainer ring, disk and vacuum support. It can be used independently or as a component part of a HEAD, SAFETY, PRESSURE RELIEF. For items furnished with a holder, see HEAD AND DISK, SAFETY, PRESSURE RELIEF. For items without a rupture pressure rating, see DISK, SOLID, PLAIN. Excludes DIAPHRAGM, VALVE, FLAT; DIAPHRAGM, VALVE, SPECIAL SHAPED; DISK, VALVE; and INSULATOR, DISK. View more Rupturable Disk

Managed by United States

NSN Created on 7 May 1988

Data Last Changed
May 2023

NATO Update Count
4

NATO Data Quality

4820-01-278-6414 DISK,RUPTURABLE 4820012786414 012786414 1/1 — NSN 4820-01-278-6414 (Generic Image) 1/1

Marketplace 4820-01-278-6414

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4820-01-278-6414 RQST NE

Restrictions 4820-01-278-6414

4820-01-278-6414 is a Rupturable Disk that has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined. This item is a US Munitions List or Commerce Control List Item where the Item Manager, Equipment Specialist or Product Specialist must provide special demilitarization instructions. This item is not suspected to be hazardous. This item does not contain a precious metal.

Import and Export 4820-01-278-6414

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End Users 4820-01-278-6414

US Navy (N1HE)
Effective Date:: 1 Apr 1991
Supplementary Receivers:: GG; AMC 3 AMSC C IMC P IMCACTY HX

Approved Sources 4820-01-278-6414

Part Number
Manufacturer
Status
6941C71: 04808 - Curtiss-Wright Electro-Mechanical (Active); Incomplete Reference; RNCC 3 RNVC 1 DAC C
6941C71G01: 04808 - Curtiss-Wright Electro-Mechanical (Active); Incomplete Secondary Reference; RNCC 5 RNVC 1 DAC C
4D00872PC18: 04808 - Curtiss-Wright Electro-Mechanical (Active); Incomplete Secondary Reference; RNCC 5 RNVC 1 DAC C

Datasheet 4820-01-278-6414

Characteristic
Specifications
FIIG: A512V0
Criticality Code Justification [CRTL]: Zzzy
Reference Number Differentiating Characteristics [ZZZY]: Material Will Be In Accordance With Ships Parts Control Center Activity Hx Quality Control,Manufacturing And Testing Specifications

Management Data 4820-01-278-6414

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Effective Date: Organization; Unit of Issue; Unit Price; Qty Unit Pack
Oct 2022: Department of the Navy (DN); EA; Subscribe; 1
Oct 2021: Department of the Navy (DN); EA; Subscribe; 1
Oct 2020: Department of the Navy (DN); EA; Subscribe; 1
Oct 2019: Department of the Navy (DN); EA; Subscribe; 1

Navy

Cognizance:

1H: Consumable material assigned to NAVICP MECH for inventory management
Naval Inventory Control Point, Mechanicsburg

Special Material ID:

X3: Nuclear Reactor Plant (NRP) material under the technical cognizance of the NAVSEA 08 special designed, manufactured and/or treated for use in a NRP or controls thereof. This category includes all other NRP items which are not coded X2 or X4.

Issue, Repair, Requisition Restriction Code:

BL: Submit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipment

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Freight Information 4820-01-278-6414

4820-01-278-6414 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 051080. A Sub NMFC of Z. It has a NMFC Description of FAUCETS,BIBCOCKS,GATES VALVES. 4820-01-278-6414 is rated as a variable freight class when transported by Less-Than Truckload (LTL) freight. 4820-01-278-6414 is rated as class 60 when transported by Less-Than Carload (LCL) rail or ocean freight. It has a Uniform Freight Classification (UFC) number of 29300 which rates the freight between FCL and LCL. 4820-01-278-6414 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 594 for ocean manifesting and military sealift. 4820-01-278-6414 is not classified as a special type of cargo when transported by water. 4820-01-278-6414 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.

Packaging Data 4820-01-278-6414

Responsible Activity
Packaging Data Source: Primary Inventory Control Activity (PICA); Packaging Data does not meet current MIL-STD-2073-1E

Storage Environment: Heated General Purpose – Heated 40 F and above

Item Pack Level (Unpackaged)

Item Size
Item Weight
Characteristics
Weight/Dimensions Category
Fragility
Item Preservation: --; --; --; Over 10lb; Less than 85G; No Requirement

Unit Pack Level (Packaged)

Quantity per Pack
Unit Size
Unit Weight
Unit Cube
Preservation Method
Cleaning/Drying: 1; 6.0" H x 6.0" W x 2.0" L; --; --; --; Any Suitable Process

Preservation Material
Wrapping Material
Cushioning/Dunnage
Cushioning Thickness
Container
Special Marking: No Requirement; MIL-P-130, Laminated and Creped Wrapping Paper; ASTM-D4727, Fiberboard used as Pads, Cells, Die-cuts or Sleeves; Special Requirements. See Specific Instructions or Drawings Provided; ASTM-D5118, Type CF, Class Weather-Resistant, Corrugated Fiberboard Box; --

Intermediate Pack Level

Quantity of Unit Packs
Container: --; No Requirement