POLYPAK®/ DEEP O-RING LOADED LIP SEAL - INCH

Standard type Loaded Lip Seals, also known as standard PolyPaks®, can be used as rod or piston seals and are basically square in configuration. They are manufactured from high quality 90 durometer polyurethane. They are also available in other materials; consult sales office for price and availability. Temperature; -65°F to 200°F Pressure: 0 to 5000 psi

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Item#:
37508750-750

8.75 x 9.5 x 0.75 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-8.75 OD-9.5 HT-0.75

SPEC SHEET

Available:
1.00
Your Price:
115.96
Each
Item#:
37509000-625

9 x 9.75 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9 OD-9.75 HT-0.625
SPEC SHEET

Available:
0.00
Contact us to order
Item#:
37509000-625LLS

9 x 9.75 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9 OD-9.75 HT-0.625
SPEC SHEET

Available:
0.00
Contact us to order
Item#:
37509250-500

9.25 x 10 x 0.5 Deep URE/NBR Loaded Lip Seal Polypak® Inch

ID-9.25 OD-10 HT-0.5

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37509250-500LLS

9.25 x 10 x 0.5 Deep URE/NBR Loaded Lip Seal Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9.25 OD-10 HT-0.5

SPEC SHEET

Available:
21.00
Your Price:
95.50
Each
Item#:
37509250-625

9.25 x 10 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9.25 OD-10 HT-0.625

SPEC SHEET

Available:
23.00
Your Price:
130.36
Each
Item#:
37509250-625LLS

9.25 x 10 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-9.25 OD-10 HT-0.625

SPEC SHEET

Available:
0.00
Contact us to order
Item#:
37509625-625

9.625 x 10.375 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9.625 OD-10.375 HT-0.625

SPEC SHEET

Available:
10.00
Your Price:
146.67
Each
Item#:
37509625-625LLS

9.625 x 10.375 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-9.625 OD-10.375 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37509750-500

9.75 x 10.5 x 0.5 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9.75 OD-10.5 HT-0.5

SPEC SHEET

Available:
0.00
Contact us to order
Item#:
37509750-500LLS

9.75 x 10.5 x 0.5 Deep URE/NBR Loaded Lip Seal Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9.75 OD-10.5 HT-0.5

SPEC SHEET

Available:
0.00
Contact us to order
Item#:
37509750-625

9.75 x 10.5 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

ID-9.75 OD-10.5 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37509750-625LLS

9.75 x 10.5 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-9.75 OD-10.5 HT-0.625

SPEC SHEET

Available:
2.00
Your Price:
144.81
Each
Item#:
37510250-625

10.25 x 11 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-10.25 OD-11 HT-0.625

SPEC SHEET

Available:
23.00
Your Price:
163.24
Each
Item#:
37510250-625LLS

10.25 x 11 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-10.25 OD-11 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37510500-625

10.5 x 11.25 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-10.5 OD-11.25 HT-0.625

SPEC SHEET

Available:
13.00
Your Price:
168.48
Each
Item#:
37510500-625LLS

10.5 x 11.25 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-10.5 OD-11.25 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37510750-625

10.75 x 11.5 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-10.75 OD-11.5 HT-0.625

SPEC SHEET

Available:
7.00
Your Price:
175.22
Each
Item#:
37510750-625LLS

10.75 x 11.5 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-10.75 OD-11.5 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37511250-625

11.25 x 12 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-11.25 OD-12 HT-0.625

SPEC SHEET

Available:
3.00
Your Price:
184.36
Each
Item#:
37511250-625LLS

11.25 x 12 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-11.25 OD-12 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37511500-625

11.5 x 12.25 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-11.5 OD-12.25 HT-0.625

SPEC SHEET

Available:
7.00
Your Price:
189.26
Each
Item#:
37511500-625LLS

11.5 x 12.25 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-11.5 OD-12.25 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37512500-625

12.5 x 13.25 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-12.5 OD-13.25 HT-0.625

SPEC SHEET

Available:
8.00
Your Price:
229.19
Each
Item#:
37512500-625LLS

12.5 x 13.25 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-12.5 OD-13.25 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37513500-625

13.5 x 14.25 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-13.5 OD-14.25 HT-0.625

SPEC SHEET

Available:
23.00
Your Price:
265.95
Each
Item#:
37513500-625LLS

13.5 x 14.25 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-13.5 OD-14.25 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37515250-625

15.25 x 16 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

ID-15.25 OD-16 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
37515250-625LLS

15.25 x 16 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-15.25 OD-16 HT-0.625

SPEC SHEET

Available:
0.00
ETA:
12/22/2025
Your Price:
308.51
Each
Item#:
37534000-625

34 x 34.75 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-34 OD-34.75 HT-0.625

SPEC SHEET

Available:
2.00
Your Price:
1705.10
Each
Item#:
37534000-625LLS

34 x 34.75 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-34 OD-34.75 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
43702250-375

2.25 x 3.125 x 0.375 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-2.25 OD-3.125 HT-0.375

SPEC SHEET

Available:
6.00
Your Price:
35.76
Each
Item#:
43702250-375LLS

2.25 x 3.125 x 0.375 Deep URE/NBR Loaded Lip Seal Inch

ID-2.25 OD-3.125 HT-0.375

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
43704750-625

4.75 x 5.625 x 0.625 Deep URE/NBR Loaded Lip Seal Polypak® Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-4.75 OD-5.625 HT-0.625

SPEC SHEET

Available:
25.00
Your Price:
70.80
Each
Item#:
43704750-625LLS

4.75 x 5.625 x 0.625 Deep URE/NBR Loaded Lip Seal Inch

ID-4.75 OD-5.625 HT-0.625

SPEC SHEET

Available:
0.00
Item is no longer available.
This item has been replaced by 
Item#:
50001500-750LLS

1.5 x 2.5 x 0.75 Deep URE/NBR Loaded Lip Seal Inch

Deep LLS Alternative Seals:
Rod: DZ, UNRR, BSLL, BLLS, US, UNR, BS, BT, BD
Piston: UNP, UNP-AN, US, BP

ID-1.5 OD-2.5 HT-0.75

SPEC SHEET

Available:
5.00
Your Price:
34.60
Each
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