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Datasheet. 4027959 specification
The national stock number or the identification information of the end equipment for which the item is a part.
3805-01-573-0677 excavator, multipurpose, crawler mounted, hyex type i, john deere excavator, model JD240Dlcr
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
BACK-Up ring
Answers.
FSC 5330 ⁓ Packing and gasket materials
Note-this fsc includes only seals and gaskets designed for standard use. seals, gaskets and packing are made from materials specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals, liquids, and used to fill a cavity and create a tight seal. similar materials used to make seals, gaskets, and packing are available in bulk form, refer to fsg 93, fsg 80, and fsg 83.
Excluding o-rings (fsc 5331); bulk material items, such as; rubber, cork, and asbestos sheets and strips (fsg 93); liquid gasket materials (rtv, permatex, etc.) (fsg 80); rfi and emi seals and gaskets (fsc 5999), and all seal retainers.
NSN 5330-01-584-2683 BACK-UP RING,PREFORMED PACKING
Used on 3805-01-573-0677 excavator,multipurpose,crawler mounted, hyex type i, john deere excavator,model jd240dlcr. back-up ring
- NIIN
- 015842683
- NIIN Date
- 04/21/10
- Schedule B
- Name Code
- 66949
- FIIG
- A528B0
- QUP
- Historical Price
- $5.75 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Major End Users Countries and entities
- - Department of The Army
- - U.s. Marine Corps
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- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- Rating variable
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
- Commodity (for shipments via water)
- Gaskets, (machinery and parts),(less than 35 feet)
- NMFC (national motor freight code)
- 194120 WASHERS/GASKETS/PCKG DVCS NOI
- UFC (universal freight code)
- 95100
Similar by Design Other back-up rings with similar characteristics
Nothing similar to this part number was found in our inventory
4027959 / Back-up ring,preformed packingWhat is the formal definition of this item?
A circular shaped item with an aperture manufactured to predetermined dimensions, constructed with a rectangular cross section that may be solid, with joint, or in a helical form that facilitates spiral wrap installation. it prevents seal extrusion under pressure and is designed to fit on the down-pressure side of a gland groove with a packing, preformed or o-ring.
