LL9DKUU0 pages

Mechanical seals
Mechanical seals for pumps · Pusher seals

LL9DKUU
Features
API 682 Category 2 and 3, Type A,
Arrangement 3 seal
Dual seal in back-to-back arrangement
Same size of inboard and outboard seal
Balanced
Cartridge unit
Rotating multiple springs
Solid seal faces

Advantages
Compact design
Low heat generation and power consumption
due to narrow seal face width
Longer seal life
Pressure-balanced design prevents mating
ring being forced out under reverse pressure
No damage to shaft sleeve as dynamic
O-Ring is not in direct contact with the sleeve

Item
Description
1
Seal ring
2, 6, 8, 10, 20 O-Ring
3
Thrust ring
4
Spring
5
Mating ring
7
Seal sleeve
9
Pumping ring
11
Drive screw
12, 25, 26
Set screw
19, 21
Gland plate
22
Flow distributor
23
Retaining ring
24
Drive collar
27
Setting device
28
HSH Cap screw

04.11.2013 (c) EagleBurgmann

EagleBurgmann Germany
GmbH & Co. KG
Äußere Sauerlacher Straße 6-10
82515 Wolfratshausen /Germany

Phone +49 (8171) 23-0
Fax +49 (8171) 23-1214
info@eagleburgmann.com
www.eagleburgmann.com

All technical specifications are based on extensive tests and our many years of
experience. The diversity of possible applications means, however, that they can serve only as
guide values. We must be notified of the exact conditions of
application before we can provide any guarantee for a specific case. Subject to change.