Rotary seals and shaft seals

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shaft seal - VI series

The seal usually employed in a stationery manner, i.e. with a rotating shaft. Care should be taken...

shaft seal - VA series

At low peripheralspeeds and very good – if possible, lapped – mating surfaces, it can also be used with liquids.
This...

shaft seal - DI series

Axial shaft seal with internal sealing lip, for use with liquids under high pressure....

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rod seal - 450 bar, -35 °C ... +100 °C | TDI series

The Hunger TDI tandem seal for inside sealing is a
piston rod seal.
It can be used with mineral oils and in modifi ed form
with water base fl uids, fi re resistant fl uids and compressed
air.
The TDI seal consists of 2 parts, an...

rod seal - 300 bar, max. 80 °C | EVD series

The EVD Externally Adjustable Sealing System is a
revolution in the fl uid sealing technology. The patented
system provides for the fi rst time the possibility of externally
adjusting and infl uencing the sealing function and
frictional behaviour of...

rod seal - 360 bar, -35 °C ... +100 °C | TDT series

The Hunger tandem seal type TDT is designed for use
with telescopic cylinders. It can be used with mineral
oils or compressed air.
The TDT seal is manufactured in PUR and has two
sealing lips on the inside. Prior to fitting, these lips
protrude beyond the nominal diameter of the seal. Following
installation,...

rod seal - 250 bar, -35 °C ... +100 °C | NDT series

The Hunger NDT lip seal is an addition to the TDT...

rod seal - 250 bar, -35 °C ... +100 °C | TDMI series

The Hunger TDMI tandem seal for multi-fluid inside
sealing applications, is used to seal piston rods and
plungers. It can be used with mineral oils and in modified
form with water base fluids, fire resistant fluids
and compressed air.
The...

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shaft seal - max. 20 bar, max. 500 °C | Espey WD100 series

Split housing design
Multi-part seal rings, radially cut
Very small operation gap low leakage
Dry running
Self-adjusting seal rings
Seal rings bear radial shaft movements
Compensates axial shaft movements
No sealing...

shaft seal - 1.5 bar, -120 °C ... +500 °C | Espey WDKS-Eco series

Features

Multi-part seal rings, radially cut
Split housing design
Very small operation gap - low leakage
Dry running
Self-adjusting seal rings
Compensation of radial and axial shaft deflections
Short axial installation length
Standardized...

shaft seal - 15 bar, -120 °C ... +500 °C | Espey WKA250ND series

Features

Chamber seal (modular design), optional with housing and lid
Multi-part seal rings, radially cut
Very small operation gap - low leakage
Dry running
Self-adjusting seal rings
Compensation of radial and axial shaft deflections
No sealing components mounted on...

shaft seal - 65 bar, -120 °C ... +225 °C | Espey WKA700 series

spey WKA700

Espey WKA700



Dimensions

PDF Data sheet
Contact

Features
Chamber seal (modular design can be combined in any order), optional with housing and lid for screw compressors with one-part and horizontally split housing.

Very small operation gap low leakage
Dry running
...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

Multi-part seal rings, radially cut
Split housing design
Very small operation gap - low leakage
Dry running
Self-adjusting seal rings
Compensation of radial and axial shaft deflections
No sealing components mounted on the shaft and hence no additional shaft vibrations
...

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shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

Rotary shaft seals with PTFE seal-
ing lips are sealing elements -
ready for assembly - which...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

Spring-energized seals are single-
acting sealing elements primarily
used for sealing reciprocating
pistons...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

memory packings are single-
acting sealing elements with excel-
lent sliding properties. They are
used primarily for sealing...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

No stick-slip even with low sliding
speeds
Extremely low breakaway forces
even after prolonged downtimes
Low wear and...

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shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

The GFD-rotary shaft lip seals in this series are a new generation of advanced devices, which were especially developed for use under extreme and difficult conditions. The superior...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

GFD metal-O rings are produced of metal tubes or solid wire material. The material is shaped and welded to rings or other figurations. The O-ring consists of stainless steel or other alloys and...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

The GFD metal C-rings in this product series are static sealing elements, which you can use for machines and installations with high requirements. In addition to this, the metal C-rings are also regarded as more elastic than standard metal...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

This PTFE seal is GFD spring energized, being often regarded as the newest generation of spring actuated Teflon seals. In addition to this, it is equally important to notice that the seals consist of a special precision jacket / lip, which is made of Teflon, as well...

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shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

Needle bearings are a standard element of a rotational motion system. Needle bearings are used in applications where high load capacity, high precision and small overall dimensions are required. Nadella offers a...

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shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

The fluorocarbon seals previously with the suffix 83 now have the suffix 81.
Suffix 83 parts may be delivered until stocks are replaced with parts having the suffix 81.
The...

shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

Seals for sliding shafts

Width of the groove: E + 1 mm (for DL).
Operating parameters:
Maximum admissible pressure: 150 bars (for DL) ; 30 bars (for LIO. LEO)....

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shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

These nylon washers are designed to prevent the loss of screws and bolts and to protect surfaces. The washer allows preliminary...

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shaft seal - 20 bar, -120 °C ... +800 °C | Espey WD200 series

Manufacturing a customized seal ring in link with specifications, and machining it to the required degree of flatness are not major engineering challenges. The problem is that the ring must remain flat to function...

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shaft seal - -450 °F ... +540 °F, max. 120000 psi

From a standard Polyking™ U-Cup to a seal that will withstand liquid hydrogen at temperatures ranging from -450F to 540F, or one that will hold up...

piston seal - -65 °F ... +200 °F

In situations where temperatures range from -65F to + 200F a polyurethane seal is often the most economical and best design...

piston seal - -65 °F ... +200 °F

Rotary seal design requires even more care than for reciprocating seals. This is due to the increased potential for wear and seal failure due to frictional...

PTFE seal / spring  - -300 °F ... +550 °F, 5000 psi

The requirement for low coefficients of friction, less than .08, temperatures ranging from -300F to 550F, pressures in excess of 5000 psi, the need to seal a corrosive acid .....These are the typical kinds...

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PTFE seal / spring  - -300 °F ... +550 °F, 5000 psi

Bal Seal originally developed the spring-energized PTFE seal to meet cryogenic requirements in the aerospace industry....

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rod seal - max. 550 bar (8000 psi) | Enerlip®, Enerlip HP series

Greene. Tweed s RSR* rod or pistor. seal features a specially
engineered elastomer profile that provides exceptional "dry rod*
sealing under dynamic conditions. The...

rod seal - -54 °C ... +232 °C (-65°F ... +450°F) | Ese

Generally used as a primary rod seal in dynamic tandem systems, Greene, Tweeds new ESE design is available for use in either one or two back-up gland widths. The ESE provides superior performance in tandem seal applications. Its unidirectional, self-venting design is complemented with a high modulus back-up ring that is installable...

ring lip seal / with spring - max. 330 °C (625 °F) | MSE®

The MSE® seals superior designed dual-lip body offers improved sealing performance. An unlimited number of custom-engineered MSE configurations...

ring lip seal / with spring - RSA Seal®

Greene, Tweeds RSA Seal® (Rubber-Spring Actuated) offers low compression set, high tear resistance, modulus, abrasion resistance and long life in rugged operating conditions....

rod seal / piston / high-pressure - RSR™

Greene, Tweed’s RSR™ rod or piston seal features a specially engineered elastomer profile that provides exceptional “dry rod” sealing under dynamic conditions....

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rod seal / piston / high-pressure - RSR™

The Bullte washers are capable for locking and sealing various assemblies. The instruments can absorb...

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sealing ring - H32-OLIVE series

The PTFE provides different groove rings from different high performance plastics for...

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rotating shaft seal - DANAROTO®

The Repack-S DANA range offers a wide range of rotary sealing options. Of particular note is the DANAROTO® seal. It comprises an inner polymer pad with multiple radial sealing grooves in contact with the rotating shaft, and an elastomer O-ring energiser installed on...

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rotating shaft seal - DANAROTO®

Donit presents TESNIT® ring joint gaskets. These gaskets are metallic and made as per API 6A and ASME B16.20 standards for use at higher temperatures and pressures. Their sealing...

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