TYPE 155A

The Sealergy Seals Type 155A seal is a 'Duck bellow mounted' "pusher" seal design.

About this Product

The Sealergy Seals Type 155A seal is a 'Duck bellow mounted’ "pusher" seal design with a sealing face Ring stainless steel pressed head. The seal drive is provided by the conical spring tightly gripping the equipment shaft at its drive end. Conical spring seals are mono-directional and have differential part codes for clockwise or anti-clockwise operation. The Sealergy Seals Type 155A complete seal is supplied with the Sealergy Seals Type 155A stationary to suit DIN24960/En12756 housing sizes. The 'Duck bellow’ mounted seal face offers enhanced Duriablity. Cost effective seal option for light duty water circulators. Ceramic seal face provides improved sealing performance compared to standard stainless steel. Offers high temperature capability when fitted with suitable Duck Bellow Suitable for light duty applications.

Technical Features

Pressure: Up to 12 bar (174 psi)
PUSHER TYPE: Yes
UNBALANCED SEAL: Yes
SINGLE CONICAL SPRING: Yes
DUCK BELLOW DESIGN: Yes

Standard Sealface Combinations

Rotary Face	Stationary Face	Complete Seal Code
Ceramic	Regular Carbon	VC
Ceramic	Resin Carbon	VR
Silicon Carbide	Silicon Carbide	QQ

Elastomer Temperature Capabilities

Material	Minimum	Maximum
High Nitrile / Bhuna-N	-30°C	120°C
EPEM	-40°C	140°C
Viton/FKM	-30°C	180°C

Dimensional Data

Dimensions

J1	D1	D2	L1	L2
12MM	20.6	24.2	7.8	26
14MM	23.3	24.2	7.1	25.8
15MM	27.4	28.5	8.4	30
16MM	27.4	28.5	8.4	30
17MM	27.4	28.5	9	30
18MM	31.5	32.8	10.1	36.2
19MM	31.5	32.8	10.1	36.2
20MM	32.5	32.8	10.1	38.2
22MM	35.9	37.2	8.7	39
24MM	38.4	38.4	9.8	36.2
25MM	38.4	38.4	9.8	37.4
28MM	43.3	44.5	11.5	45
30MM	43.4	44.6	11.4	43.5
32MM	44.4	47.6	11.9	42.7
38MM	60.3	58.2	10	52
40MM	60.3	58.2	10	52

TYPE 155A

Dimensions

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