Rod Seals

AS U-Cup
The AS U-Cup is an asymmetric rod seal for general purpose applications. The trimmed sealing lip offers high static and dynamic tightness, with excellent adaptability to deflection on long stroke applications.
Parameters
Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F
Speed
3 ft/s
Pressure
5,800 psi

AS2 U-CUP
The AS2 unloaded U-Cup is an asymmetric rod seal. This seal is specifically designed with a second lip on the inner diameter engineered to attain maximum life and reliability in dynamic rod sealing applications.
Parameters
Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F
Speed
1.5 ft/s
Pressure
7,200 psi

BFR Buffer Seal
The BFR is a buffer seal used in tandem with a primary seal to help protect the primary sealing component from damage caused by pressure spikes and excessive heat buildup.
Parameters
Temperature Range
-40°C to 120°C
-40°F to 250°F
Speed
15 ft/s
Pressure
5,000 psi

BOL U-Cup
K.C. Seals BOL U-Cup is an O-Ring energized, beveled lipped Rod Seal and is commonly referred to as a Polypak®. The BOL 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

Brawn Seal
K.C. Seals Brawn® Seal is a compact double acting rod or piston seal with almost no dead spots. The Brawn® Seal has excellent stability within the groove, meaning it eliminates the risk of seal roll and spiral failure.
Parameters
Temperature Range
-54 ºC to 232ºC
-65 ºF to 450 ºF
Speed
3 ft/s
Pressure
10,000 psi

DOL U-Cup
KC Seals DOL U-Cup is an O-Ring energized, deep profiled seal. The added length improves stability in high-stock, heavy duty applications.
Parameters
Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F
Speed
1.5 ft/s
Pressure
5,800 psi

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
Pressure
20,000 psi

HSP Seal
The HSP seal profile is an O-Ring energized, low friction, asymmetrical rod seal. Though the HSP can be used as a primary seal, it is most often used as a buffer seal in support of the primary sealing element.
Parameters
Temperature Range
-200°C to 260°C
-320°F to 500°F
Speed
50 ft/s
Pressure
5,8000 psi

HSPD Rod Seal
The HSPD seal profile is an O-Ring energized, low friction, double acting symmetrical rod seal. Used in extreme low and high speeds, or can be used for positioning functions.
Parameters
Temperature Range
-200°C to 260°C
-320°F to 500°F
Speed
50 ft/s
Pressure
5,800 psi

RD EngiSeal
The 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
Pressure
5,000 psi

RT Seal (T-Seal)
The RT Rod Seal is a T-shaped elastomeric sealing element supported by Back-up ring on both sides. It provides excellent sealing performance in both double and single acting applications.
Parameters
Temperature Range
-40°C to 204°C
-40°F to 400°F
Speed
3 ft/s
Pressure
10,000 psi

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

SPR Rod Seal
The SPR is a compact rod seal with a stable fit in the housing. Its compact design makes the SPR an exceptional choice for small housings.
Parameters
Temperature Range
-54 ºC to 204°C
-65 ºF to 400°F
Speed
3 ft/s
Pressure
5,800 psi

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
Pressure
10,000 psi