21158-1668

211581668 Plain Encased Seal

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Datasheet. 21158-1668 specification

Temp Rating
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.

-40.0 deg fahrenheit and 200.0 deg fahrenheit

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.

2.375in.

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

0.468in. and 0.531in.

Accommodated Shaft Maximum Rated Speed
The maximum rated speed of the accommodated rotating shaft.

2000 feet per minute

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.

3.500in.

Hardness Rating
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

80.0 shore durometer a

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

angular

Maximum Pressure Rating
The maximum pressure at which an item is rated to operate.

7.0 pounds per square inch

Color
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.

black

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 is the NSN for 21158-1668?

5330-00-285-3645

How is this classified for shipping?

Schedule B number: 8484200000
Mechanical seals

What's the federal classification of 21158-1668?

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 5330-00-285-3645 SEAL,PLAIN ENCASED

NIIN
002853645
NIIN Date
01/01/63
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. 48793 Cage 79150
2. 60898 Cage 79150
3. 43-1429 Cage 81596
4. A3111 Cage 93343
5. A620A Cage 93343
6. L217-32 Cage 46717
7. 350212 Cage 80201
8. 43-1429 Cage 76680
9. 55095 Cage 76680

Major End Users Countries and entities

  • - Bureau of The Mint 
  • - Singapore 
  • - Republic of Korea 
  • - Greece 
  • - Turkey 

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Similar by Design Other seals with similar characteristics

Nothing similar to this part number was found in our inventory

21158-1668 / 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.