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-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 Stock Price Quantity Discounts
AS568-405 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70405

AS568-405 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
0
$10.47

Add:
Min:  4
Quantity Discounts
4-44$10.47
45-286$7.85
287+$5.24
AS568-413 SN70 (NBR) Buna-N 70 Duro Square O-Ring sn70413

AS568-413 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
0
$10.47

Add:
Min:  4
Quantity Discounts
4-44$10.47
45-286$7.85
287+$5.24
AS568-425 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70425

AS568-425 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
35
$2.00

Add:

Quantity Discounts
1-233$2.00
234-1,499$1.50
1,500+$1.00
AS568-426 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70426

AS568-426 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
38
$2.17

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Quantity Discounts
1-215$2.17
216-1,382$1.63
1,383+$1.09
AS568-427 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70427

AS568-427 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
120
$2.34

Add:

Quantity Discounts
1-199$2.34
200-1,282$1.76
1,283+$1.17
AS568-428 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70428

AS568-428 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
61
$2.50

Add:

Quantity Discounts
1-186$2.50
187-1,199$1.88
1,200+$1.25
AS568-429 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70429

AS568-429 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
13
$2.67

Add:

Quantity Discounts
1-174$2.67
175-1,123$2.00
1,124+$1.34
AS568-430 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70430

AS568-430 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
0
$2.84

Add:

Quantity Discounts
1-164$2.84
165-1,056$2.13
1,057+$1.42
AS568-431 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70431

AS568-431 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
21
$3.01

Add:

Quantity Discounts
1-155$3.01
156-996$2.26
997+$1.51
AS568-432 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70432

AS568-432 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
108
$3.18

Add:

Quantity Discounts
1-146$3.18
147-943$2.39
944+$1.59
AS568-433 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70433

AS568-433 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
84
$3.35

Add:

Quantity Discounts
1-139$3.35
140-895$2.51
896+$1.68
AS568-434 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70434

AS568-434 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
0
$3.51

Add:

Quantity Discounts
1-132$3.51
133-854$2.63
855+$1.76
AS568-435 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70435

AS568-435 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
24
$4.91

Add:

Quantity Discounts
1-95$4.91
96-610$3.68
611+$2.46
AS568-436 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70436

AS568-436 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
18
$3.85

Add:

Quantity Discounts
1-121$3.85
122-779$2.89
780+$1.93
AS568-437 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70437

AS568-437 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
5
$4.02

Add:

Quantity Discounts
1-116$4.02
117-746$3.02
747+$2.01
AS568-438 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70438

AS568-438 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
21
$4.19

Add:

Quantity Discounts
1-111$4.19
112-715$3.14
716+$2.10
AS568-439 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70439

AS568-439 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
25
$4.35

Add:

Quantity Discounts
1-107$4.35
108-689$3.26
690+$2.18
AS568-440 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70440

AS568-440 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
2
$4.52

Add:

Quantity Discounts
1-103$4.52
104-663$3.39
664+$2.26
AS568-441 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70441

AS568-441 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
1
$4.69

Add:

Quantity Discounts
1-99$4.69
100-639$3.52
640+$2.35
AS568-442 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70442

AS568-442 SN70 (NBR) Buna-N 70 Duro Square O-Ring

Square O-rings - Square Cut Washer Rings Square-rings are square cross-section seals designed to be interchangeable with standard AS568 O-Rings....
0
$4.86

Add:

Quantity Discounts
1-96$4.86
97-617$3.65
618+$2.43