21708-2753

217082753 Plain Encased Seal

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Datasheet. 21708-2753 specification

Accommodated Shaft Diameter
The length of a straight line which passes through the center of the accommodation for the shaft,and terminates at the circumference.

4.500in.

Seal Width
A measurement taken between the flat surfaces /front and back/ of the seal,in distinction from thickness.

0.500in.

Case Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the case.

square

Housing Bore Diameter
The length of a straight line which passes through the center of a circular housing bore,and terminates at the circumference.

5.500in.

Sealing Element Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the sealing element.

angular

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

rubber synthetic sealing element

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel case

Answers.

What material is the plain encased seal made of ?

Steel case

What material is the plain encased seal made of ?

Rubber synthetic sealing element

What is the NSN for 21708-2753?

5330-00-829-2590

How is this classified for shipping?

Schedule B number: 8484200000
nmfc 194120
Mechanical seals

What's the federal classification of 21708-2753?

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 5330-00-829-2590 SEAL,PLAIN ENCASED

NIIN
008292590
NIIN Date
01/01/62
Schedule B
8484200000 
Name Code
04214
FIIG
A032A0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. CB63-4 Cage 71724

Major End Users Countries and entities

  • - Brazil 
  • - Spain 
  • - Malaysia 
  • - Canada 
  • - Italy 
  • - Denmark 

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Shipping Information

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)
77.5
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
Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing 
Commodity (for shipments via water)
Metal hardware 
NMFC (national motor freight code)
194120 WASHERS/GASKETS/PCKG DVCS NOI 
UFC (universal freight code)
95100 

Similar by Design Other seals with similar characteristics

Nothing similar to this part number was found in our inventory

21708-2753 / Seal,plain encasedWhat is the formal definition of this item?

A pliable rubber, felt, leather, or composition ring-shaped element, split or solid; with or without spring or spreader, having a metal shell on all or a portion of at least two of the outer surfaces. it may be designed to be either bolt mounted or pressmounted between fixed and moveable parts to form a tight and effective seal by the pressure of the spring or spreader or the resiliency inherent in the element material. excludes packing with retainer.