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Piston Seals

ASP U-Cup

ASP U-Cup

The ASP U-Cup is an asymmetric piston seal for general purpose applications. The trimmed sealing lip offers high static and dynamic tightness.

Parameters

Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F

Speed
3 ft/s

Cost
$

Pressure
5,800 psi 

Availability
High

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Brawn Seal

Brawn Seal

K.C. Seals Brawn® Seal is a compact, double acting rod or piston seal with almost no dead spots.

Parameters

Temperature Range
-54 ºC to 232ºC
-65 ºF to 450 ºF

Speed
3 ft/s

Cost
$$

Pressure
10,000 psi 

Availability
Med

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DOL U-Cup

DOL U-Cup

KC Seals DOL U-Cup is an O-Ring energized, deep profiled Seal. The DOL can be utilized in a variety of different application parameters, as this U-Cup can come in an assortment of materials.

Parameters

Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F

Speed
1.5 ft/s

Cost
$

Pressure
5,800 psi

Availability
High

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EngiSeal

EngiSeal

An EngiSeal is KC Seals version of spring loaded u-cups, which are sealing elements that combine high performance polymer "seal jackets" with recent advances in spring technology as "jacket energizers".

Parameters

Temperature Range
-200°C to 260°C
-328°F to 500°F

Speed
25 ft/s

Cost
$$$

Pressure
5,000 psi

Availability
Low

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FPP Piston Seal

FPP Piston Seal

The FPP is a four piece, profile ring activated, compact piston seal with integrated back-up rings. Designed for medium pressure applications, with great resistance to pressure spikes.

Parameters

Temperature Range
-200°C to 260°C
-328°F to 500°F

Speed
5 ft/s

Cost
$$

Pressure
7,500 psi 

Availability
Low

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HPT Stack

HPT Stack

The HPT Stack is a three piece, high pressure, double acting piston or rod seal. Specifically designed for a sliding sleeve tool and very commonly used as a VTR/ATR seal stack replacement.

Parameters

Temperature Range
-40°C to +204°C
-40°F to +400°F

Speed
3 ft/s

Cost
$$$

Pressure
20,000 psi 

Availability
Low

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PPS Piston Seal

PPS Piston Seal

The PPS piston seal is a two-piece seal set for sealing pistons, consisting of an O-Ring energized symmetrical PTFE sealing element.

Parameters

Temperature Range
-200°C to 260°C
-328°F to 500°F

Speed
50 ft/s

Cost
$$

Pressure
5,800 psi 

Availability
Med

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PQP Piston Seal

PQP Piston Seal

PSQ piston seals provide bi-directional, low friction sealing with increased stability and superior leakage control.

Parameters

Temperature Range
-26°C to 204°C
-15°F to 400°F

Speed
6 ft/s

Cost
$

Pressure
5,000 psi 

Availability
High

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PT Seal (T-Seal)

PT Seal (T-Seal)

The PT Piston Seal is a T-shaped elastomeric sealing element supported by Back-up ring on both sides.

Parameters

Temperature Range
-40°C to 204°C
-40°F to 400°F

Speed
3 ft/s

Cost
$$

Pressure
10,000 psi 

Availability
High

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SOL U-Cup

SOL U-Cup

K.C. Seals SOL U-Cup is an O-Ring energized, symmetrical rod and piston seal. The SOL can be utilized in a variety of different application parameters, as this U-Cup can come in an assortment of materials.

Parameters

Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F

Speed
1.5 ft/s

Pressure
5,800 psi

Cost
$

Availability
High

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TPP Piston Seal

TPP Piston Seal

The TPP is a three piece, space saving, compact piston seal. The TPP is fitted for pressure to both sides of the piston and is designed mainly for housings according to ISO 6547.

Parameters

Temperature Range
-40°C to 204°C
-40°F to 400°F

Speed
2.3 ft/s

Cost
$$

Pressure
10,000 psi 

Availability
Low

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Vee Packing

Vee Packing

Vee-packing sets are a stack of multiple sealing rings (Middle rings), support ring (Top adapter), and a pressure energizing ring (Bottom adapter).

Parameters

Temperature Range
-200°C to 260°C
-328°F to 500°F

Speed
5 ft/s

Cost
$$

Pressure
10,000 psi 

Availability
High

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