.275″ Cross Section O-Rings (Nominal Size 1/4″ Cross Section)
|
Actual Inches
|
Actual Millimeters
|
|||||||
|
AS 568
Dash # |
Inside
Diameter |
Tol.
|
Cross
Section |
Tol.
|
Inside
Diameter |
Tol.
|
Cross
Section |
Tol.
|
|
-425
|
4.475
|
.033
|
.275
|
.006
|
113.67
|
0.84
|
6.99
|
0.15
|
|
-426
|
4.600
|
.033
|
.275
|
.006
|
116.84
|
0.84
|
6.99
|
0.15
|
|
-427
|
4.725
|
.033
|
.275
|
.006
|
120.02
|
0.84
|
6.99
|
0.15
|
|
-428
|
4.850
|
.033
|
.275
|
.006
|
123.19
|
0.84
|
6.99
|
0.15
|
|
-429
|
4.975
|
.037
|
.275
|
.006
|
126.37
|
0.94
|
6.99
|
0.15
|
|
-430
|
5.100
|
.037
|
.275
|
.006
|
129.54
|
0.94
|
6.99
|
0.15
|
|
-431
|
5.225
|
.037
|
.275
|
.006
|
132.72
|
0.94
|
6.99
|
0.15
|
|
-432
|
5.350
|
.037
|
.275
|
.006
|
135.89
|
0.94
|
6.99
|
0.15
|
|
-433
|
5.475
|
.037
|
.275
|
.006
|
139.07
|
0.94
|
6.99
|
0.15
|
|
-434
|
5.600
|
.037
|
.275
|
.006
|
142.24
|
0.94
|
6.99
|
0.15
|
|
-435
|
5.725
|
.037
|
.275
|
.006
|
145.42
|
0.94
|
6.99
|
0.15
|
|
-436
|
5.850
|
.037
|
.275
|
.006
|
148.59
|
0.94
|
6.99
|
0.15
|
|
-437
|
5.975
|
.037
|
.275
|
.006
|
151.77
|
0.94
|
6.99
|
0.15
|
|
-438
|
6.225
|
.040
|
.275
|
.006
|
158.12
|
1.02
|
6.99
|
0.15
|
|
-439
|
6.475
|
.040
|
.275
|
.006
|
164.47
|
1.02
|
6.99
|
0.15
|
|
-440
|
6.725
|
.040
|
.275
|
.006
|
170.82
|
1.02
|
6.99
|
0.15
|
|
-441
|
6.975
|
.040
|
.275
|
.006
|
177.17
|
1.02
|
6.99
|
0.15
|
|
-442
|
7.225
|
.045
|
.275
|
.006
|
183.52
|
1.14
|
6.99
|
0.15
|
|
-443
|
7.475
|
.045
|
.275
|
.006
|
189.87
|
1.14
|
6.99
|
0.15
|
|
-444
|
7.725
|
.045
|
.275
|
.006
|
196.22
|
1.14
|
6.99
|
0.15
|
|
-445
|
7.975
|
.045
|
.275
|
.006
|
202.57
|
1.14
|
6.99
|
0.15
|
|
-446
|
8.475
|
.055
|
.275
|
.006
|
215.27
|
1.40
|
6.99
|
0.15
|
|
-447
|
8.975
|
.055
|
.275
|
.006
|
227.97
|
1.40
|
6.99
|
0.15
|
|
-448
|
9.475
|
.055
|
.275
|
.006
|
240.67
|
1.40
|
6.99
|
0.15
|
|
-449
|
9.975
|
.055
|
.275
|
.006
|
253.37
|
1.40
|
6.99
|
0.15
|
|
-450
|
10.475
|
.060
|
.275
|
.006
|
266.07
|
1.52
|
6.99
|
0.15
|
|
-451
|
10.975
|
.060
|
.275
|
.006
|
278.77
|
1.52
|
6.99
|
0.15
|
|
-452
|
11.475
|
.060
|
.275
|
.006
|
291.47
|
1.52
|
6.99
|
0.15
|
|
-453
|
11.975
|
.060
|
.275
|
.006
|
304.17
|
1.52
|
6.99
|
0.15
|
|
-454
|
12.475
|
.060
|
.275
|
.006
|
316.87
|
1.52
|
6.99
|
0.15
|
|
-455
|
12.975
|
.060
|
.275
|
.006
|
329.57
|
1.52
|
6.99
|
0.15
|
|
-456
|
13.475
|
.070
|
.275
|
.006
|
342.27
|
1.78
|
6.99
|
0.15
|
|
-457
|
13.975
|
.070
|
.275
|
.006
|
354.97
|
1.78
|
6.99
|
0.15
|
|
-458
|
14.475
|
.070
|
.275
|
.006
|
367.67
|
1.78
|
6.99
|
0.15
|
|
-459
|
14.975
|
.070
|
.275
|
.006
|
380.37
|
1.78
|
6.99
|
0.15
|
|
-460
|
15.475
|
.070
|
.275
|
.006
|
393.07
|
1.78
|
6.99
|
0.15
|
|
-461
|
15.955
|
.075
|
.275
|
.006
|
405.26
|
1.91
|
6.99
|
0.15
|
|
-462
|
16.455
|
.075
|
.275
|
.006
|
417.96
|
1.91
|
6.99
|
0.15
|
|
-463
|
16.955
|
.080
|
.275
|
.006
|
430.66
|
2.03
|
6.99
|
0.15
|
|
-464
|
17.455
|
.085
|
.275
|
.006
|
443.36
|
2.16
|
6.99
|
0.15
|
|
-465
|
17.955
|
.085
|
.275
|
.006
|
456.06
|
2.16
|
6.99
|
0.15
|
|
-466
|
18.455
|
.085
|
.275
|
.006
|
468.76
|
2.16
|
6.99
|
0.15
|
|
-467
|
18.955
|
.090
|
.275
|
.006
|
481.46
|
2.29
|
6.99
|
0.15
|
|
-468
|
19.455
|
.275
|
494.51
|
6.99
|
||||
|
-469
|
19.955
|
.275
|
507.22
|
6.99
|
||||
|
-470
|
20.955
|
.275
|
532.64
|
6.99
|
||||
|
-471
|
21.955
|
.275
|
558.06
|
6.99
|
||||
|
-472
|
22.940
|
.275
|
583.09
|
6.99
|
||||
|
-473
|
23.940
|
.275
|
608.51
|
6.99
|
||||
|
-474
|
24.940
|
.275
|
633.93
|
6.99
|
||||
|
-475
|
25.940
|
.275
|
659.35
|
6.99
|
||||
A full part number is generated by inserting the material identifier between AS568- and -*** with *** being the size of the O-Ring. Some examples of the many materials we can make any of these O-Rings in are:
| Examples of Some Common Material Identifiers | |
| NE50: | Neoprene, 50 Durometer |
| NE70: | Neoprene, 70 Durometer |
| NI60: | Nitrile (Buna-N), 60 Durometer |
| EP60: | EPDM, 60 Durometer |
| 1056: | Silver Plated Aluminum filled Silicone |
| 1167: | Silver Plated Copper filled Fluorosilicone |
| FS70: | Fluorosilicone, 70 Durometer |
| SI70: | Silicone, 70 Durometer |
Examples of full part numbers are:
AS568-SI70-457 – This indicates a -457 size, as per the chart above, in a 70 Durometer Silicone
1056-0470 – This indicates a -470 size, as per the chart above, in a Silver Plated Aluminum filled Silicone (see EMI/RFI Shielding section for more information)
Postal Address
SAS Industries Inc. PO Box 68
Manorville, NY 11949
Physical Address
939 Wading River Manor Rd.
Manorville, NY 11949
Physical Address
100 Corporate Drive,
Elizabeth City, NC 27909
Hours Of Operation
Office
Monday to Thrusday: 7:00 AM – 5:00 PM
Friday: 8:00 AM – 12:00 PM
Saturday & Sunday Closed
Factory
Monday to ThuRsday: 7:00 AM – 4:30 PM
Friday, Saturday & Sunday Closed