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-300 Series - 0.210 - 3/16" CS

Buna-N Square Rings -300 Series - 0.210 - 3/16" 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
AS568-313 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70313

AS568-313 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....
7,957
$0.43

Add:
Min Qty:  2
Quantity Discounts
2-1,550$0.43
1,551-6,976$0.323
6,977-20,348$0.215
20,349+$0.172
AS568-314 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70314

AS568-314 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
$0.50

Add:
Min Qty:  80
Quantity Discounts
80-666$0.50
667-3,999$0.375
4,000+$0.25
AS568-318 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70318

AS568-318 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....
93
$0.57

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Quantity Discounts
1-1,169$0.57
1,170-5,263$0.428
5,264-15,350$0.285
15,351+$0.228
AS568-319 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70319

AS568-319 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....
6,224
$0.60

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Quantity Discounts
1-1,111$0.60
1,112-4,999$0.45
5,000-14,583$0.30
14,584+$0.24
AS568-320 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70320

AS568-320 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....
5,847
$0.64

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Quantity Discounts
1-1,041$0.64
1,042-4,687$0.48
4,688-13,671$0.32
13,672+$0.256
AS568-321 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70321

AS568-321 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....
43
$0.67

Add:

Quantity Discounts
1-995$0.67
996-4,477$0.503
4,478-13,059$0.335
13,060+$0.268
AS568-322 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70322

AS568-322 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....
33
$0.74

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Quantity Discounts
1-900$0.74
901-4,054$0.555
4,055-11,824$0.37
11,825+$0.296
AS568-323 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70323

AS568-323 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....
69
$0.76

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Quantity Discounts
1-877$0.76
878-3,947$0.57
3,948-11,513$0.38
11,514+$0.304
AS568-324 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70324

AS568-324 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
$0.78

Add:

Quantity Discounts
1-854$0.78
855-3,846$0.585
3,847-11,217$0.39
11,218+$0.312
AS568-325 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70325

AS568-325 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....
9,779
$0.84

Add:

Quantity Discounts
1-793$0.84
794-3,571$0.63
3,572-10,416$0.42
10,417+$0.336
AS568-326 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70326

AS568-326 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....
9,012
$0.89

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Quantity Discounts
1-749$0.89
750-3,370$0.668
3,371-9,831$0.445
9,832+$0.356
AS568-327 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70327

AS568-327 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....
8,349
$0.96

Add:

Quantity Discounts
1-694$0.96
695-3,124$0.72
3,125-9,114$0.48
9,115+$0.384
AS568-328 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70328

AS568-328 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....
394
$1.01

Add:

Quantity Discounts
1-660$1.01
661-2,970$0.758
2,971-8,663$0.505
8,664+$0.404
AS568-329 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70329

AS568-329 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....
7
$1.15

Add:

Quantity Discounts
1-579$1.15
580-2,608$0.863
2,609-7,608$0.575
7,609+$0.46
AS568-330 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70330

AS568-330 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....
32
$1.19

Add:

Quantity Discounts
1-560$1.19
561-2,521$0.893
2,522-7,352$0.595
7,353+$0.476
AS568-331 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70331

AS568-331 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....
154
$1.20

Add:

Quantity Discounts
1-555$1.20
556-2,499$0.90
2,500-7,291$0.60
7,292+$0.48
AS568-332 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70332

AS568-332 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
$1.25

Add:

Quantity Discounts
1-533$1.25
534-2,399$0.938
2,400-6,999$0.625
7,000+$0.50
AS568-333 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70333

AS568-333 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....
92
$1.30

Add:

Quantity Discounts
1-512$1.30
513-2,307$0.975
2,308-6,730$0.65
6,731+$0.52
AS568-334 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70334

AS568-334 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....
3
$1.34

Add:

Quantity Discounts
1-497$1.34
498-2,238$1.005
2,239-6,529$0.67
6,530+$0.536
AS568-335 SN70 (NBR) Buna-N 70 Duro Square O-Ring SN70335

AS568-335 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....
49
$1.39

Add:

Quantity Discounts
1-479$1.39
480-2,158$1.043
2,159-6,294$0.695
6,295+$0.556