7am-3pm Pacific Mon-Fri | 208-413-6377

-400 Series - 0.250 -1/4" CS

Buna-N Square Rings -400 Series - 0.250 - 1/4" CS

Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings. Complete interchangeability within standard glands is assured in most applications. 6" ID and larger may be vulcanized.

Size not listed, special requirements or large quantities please click this link to Request a Price Quote.




Image Model+ Item Name Qty. Price Quantity Discounts
-425 Buna-N Square O-rings - Tetraseals SN70425

-425 Buna-N Square O-rings - Tetraseals

4-1/2"ID X 5"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
21
$2.00

Add:

Quantity Discounts
1-16$2.00
17-99$1.50
100+$1.00
-426 Buna-N Square O-rings - Tetraseals SN70426

-426 Buna-N Square O-rings - Tetraseals

4-5/8"ID X 5-1/8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
0
$2.17

Add:
Min:  58
Quantity Discounts
58-15$2.17
16-91$1.63
92+$1.09
-427 Buna-N Square O-rings - Tetraseals SN70427

-427 Buna-N Square O-rings - Tetraseals

4-3/4"ID X 5-1/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
37
$2.34

Add:

Quantity Discounts
1-14$2.34
15-85$1.76
86+$1.17
-428 Buna-N Square O-rings - Tetraseals SN70428

-428 Buna-N Square O-rings - Tetraseals

4-7/8"ID X 5-3/8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
1
$2.50

Add:

Quantity Discounts
1-13$2.50
14-79$1.88
80+$1.25
-429 Buna-N Square O-rings - Tetraseals SN70429

-429 Buna-N Square O-rings - Tetraseals

5"ID X 5-1/2"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
59
$2.67

Add:

Quantity Discounts
1-12$2.67
13-74$2.00
75+$1.34
-430 Buna-N Square O-rings - Tetraseals SN70430

-430 Buna-N Square O-rings - Tetraseals

5-1/8"ID X 5-5/8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
0
$2.84

Add:
Min:  45
Quantity Discounts
45-11$2.84
12-70$2.13
71+$1.42
-431 Buna-N Square O-rings - Tetraseals SN70431

-431 Buna-N Square O-rings - Tetraseals

5-1/4"ID X 5-3/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
42
$3.01

Add:

Quantity Discounts
1-11$3.01
12-66$2.26
67+$1.51
-432 Buna-N Square O-rings - Tetraseals SN70432

-432 Buna-N Square O-rings - Tetraseals

5-3/8"ID X 5-7/8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
11
$3.18

Add:

Quantity Discounts
1-10$3.18
11-62$2.39
63+$1.59
-433 Buna-N Square O-rings - Tetraseals SN70433

-433 Buna-N Square O-rings - Tetraseals

5-1/2"ID X 6"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
5
$3.35

Add:

Quantity Discounts
1-9$3.35
10-59$2.51
60+$1.68
-434 Buna-N Square O-rings - Tetraseals SN70434

-434 Buna-N Square O-rings - Tetraseals

5-5/8"ID X 6-1/8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
0
$3.51

Add:
Min:  36
Quantity Discounts
36-9$3.51
10-56$2.63
57+$1.76
-435 Buna-N Square O-rings - Tetraseals SN70435

-435 Buna-N Square O-rings - Tetraseals

5-3/4"ID X 6-1/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
14
$4.91

Add:

Quantity Discounts
1-9$4.91
10-54$3.68
55+$2.46
-436 Buna-N Square O-rings - Tetraseals SN70436

-436 Buna-N Square O-rings - Tetraseals

5-7/8"ID X 6-3/8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
2
$3.85

Add:

Quantity Discounts
1-8$3.85
9-51$2.89
52+$1.93
-437 Buna-N Square O-rings - Tetraseals SN70437

-437 Buna-N Square O-rings - Tetraseals

6"ID X 6-1/2"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
10
$4.02

Add:

Quantity Discounts
1-8$4.02
9-49$3.02
50+$2.01
-438 Buna-N Square O-rings - Tetraseals SN70438

-438 Buna-N Square O-rings - Tetraseals

6-1/4"ID X 6-3/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
1
$4.19

Add:

Quantity Discounts
1-7$4.19
8-47$3.14
48+$2.10
-439 Buna-N Square O-rings - Tetraseals SN70439

-439 Buna-N Square O-rings - Tetraseals

6-1/2"ID X 7"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
29
$4.35

Add:

Quantity Discounts
1-7$4.35
8-45$3.26
46+$2.18
-440 Buna-N Square O-rings - Tetraseals SN70440

-440 Buna-N Square O-rings - Tetraseals

6-3/4"ID X 7-1/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
5
$4.52

Add:

Quantity Discounts
1-7$4.52
8-44$3.39
45+$2.26
-441 Buna-N Square O-rings - Tetraseals SN70441

-441 Buna-N Square O-rings - Tetraseals

7"ID X 7-1/2"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
2
$4.69

Add:

Quantity Discounts
1-7$4.69
8-42$3.52
43+$2.35
-442 Buna-N Square O-rings - Tetraseals SN70442

-442 Buna-N Square O-rings - Tetraseals

7-1/4"ID X 7-3/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
6
$4.86

Add:

Quantity Discounts
1-6$4.86
7-41$3.65
42+$2.43
-443 Buna-N Square O-rings - Tetraseals SN70443

-443 Buna-N Square O-rings - Tetraseals

7-1/2"ID X 8"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be interchangeable...
3
$5.03

Add:

Quantity Discounts
1-6$5.03
7-39$3.77
40+$2.52
-444 Buna-N Square O-rings - Tetraseals SN70444

-444 Buna-N Square O-rings - Tetraseals

7-3/4"ID X 8-1/4"OD X 1/4"CS Square O-rings (Tetraseals® - Square Cut Rings) Square cross-section seals designed to be...
0
$5.20

Add:
Min:  25
Quantity Discounts
25-6$5.20
7-38$3.90
39+$2.60