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Imperial & Metric Part Numbers
    



Imperial




 
A
 
B
Throat Ø
 
C
 
D
Piston Ø
Seal I.D.
Dim.
Groove
Tol.
Rod.
Tol.
Dim.
Tol.
Seal
O.D.
Dim.
C. Bore
Tol.
Gland
Tol.
Dim.
Tol.
0.125-1.500
Nom ID
+0.000
-0.001
+0.000
-0.001
ID +0.001
+0.000
-0.001
0.250-2.375
Nom OD
+0.003
-0.000
.
OD -0.002
+0.000
-0.001
1.506-2.500
"
+0.000
-0.002
+0.000
-0.001
ID +0.001
+0.000
-0.001
2.437-4.750
"
+0.004
-0.000
+0.003
-0.000
OD -0.002
+0.000
-0.002
2.506-8.000
"
+0.000
-0.003
+0.000
-0.002
ID +0.001
+0.000
-0.001
5.000-7.750
"
+0.004
-0.000
+0.003
-0.000
OD -0.003
+0.000
-0.003
8.250+
"
+0.000
-0.004
+0.000
-0.003
ID +0.002
+0.000
-0.001
8.000+
"
+0.005
-0.000
+0.003
-0.000
OD -0.003
+0.000
-0.004
  Groove Width: The groove width is the seal height + 1/32nd ± 0.010


Part Number
Nominal Seal
I.D.
O.D.
C/S
HU 01250250
1/8
1/4
1/16
HU 01250312
1/8
5/16
3/32
HU 01250375
1/8
3/8
1/8
HU 01250500
1/8
1/2
3/16
HU 01560281
5/32
9/32
1/16
HU 01870312
3/16
5/16
1/16
HU 01870375
3/16
3/8
3/32
HU 01870437
3/16
7/16
1/8
HU 01870562
3/16
9/16
3/16
HU 02180343
7/32
11/32
1/16
HU 02180406
7/32
13/32
3/32
HU 02500375
1/4
3/8
1/16
HU 02500437
1/4
7/16
3/32
HU 02500500
1/4
1/2
1/8
Part Number
Nominal Seal
I.D.
O.D.
C/S
HU 02500562
1/4
9/16
5/32
HU 02500625
1/4
5/8
3/16
HU 02500750
1/4
3/4
1/4
HU 03120437
5/16
7/16
1/16
HU 03120500
5/16
1/2
3/32
HU 03120562
5/16
9/16
1/8
HU 03120687
5/16
11/16
3/16
HU 03120812
5/16
13/16
1/4
HU 03750500
3/8
1/2
1/16
HU 03750562
3/8
9/16
3/32
HU 03750625
3/8
5/8
1/8
HU 03750750
3/8
3/4
3/16
HU 03750875
3/8
7/8
1/4
HU 04370625
7/16
5/8
3/32

Part Number
Nominal Seal
I.D.
O.D.
C/S
HU 04370688
7/16
11/16
1/8
HU 04370812
7/16
13/16
3/16
HU 04370937
7/16
15/16
1/4
HU 05000625
1/2
5/8
1/16
HU 05000687
1/2
11/16
3/32
HU 05000750
1/2
3/4
1/8
HU 05000812
1/2
13/16
5/32
HU 05000875
1/2
7/8
3/16
HU 05001000
1/2
1
1/4
HU 05620750
9/16
3/4
3/32
HU 05620813
9/16
13/16
1/8
HU 05621062
9/16
1 - 1/16
1/4
HU 05930844
19/32
27/32
1/8
HU 06250813
5/8
13/16
3/32
HU 06250875
5/8
7/8
1/8
HU 06251000
5/8
1
3/16
HU 06251125
5/8
1 - 1/8
1/4
HU 06870875
11/16
7/8
3/32
HU 06870937
11/16
15/16
1/8
HU 06871062
11/16
1 - 1/16
3/16
HU 06871187
11/16
1 - 3/16
1/4
HU 07500937
3/4
15/16
3/32
HU 07501000
3/4
1
1/8
HU 07501125
3/4
1 - 1/8
3/16
HU 07501250
3/4
1 - 1/4
1/4
HU 08121000
13/16
1
3/32
HU 08121062
13/16
1 - 1/16
1/8
HU 08121125
13/16
1 - 1/8
5/32
HU 08121312
13/16
1 - 5/16
1/4
HU 08751000
7/8
1
1/16
HU 08751062
7/8
1 - 1/16
3/32
HU 08751125
7/8
1 - 1/8
1/8
HU 08751187
7/8
1 - 3/16
5/32
HU 08751250
7/8
1 - 1/4
3/16
HU 08751375
7/8
1 - 3/8
1/4
HU 09371187
15/16
1 - 3/16
1/8
HU 09371250
15/16
1 - 1/4
5/32
HU 09371437
15/16
1 - 7/16
1/4
HU 10001187
1
1 - 3/16
3/32
HU 10001250
1
1 - 1/4
1/8
HU 10001312
1
1 - 5/16
5/32
HU 10001375
1
1 - 3/8
3/16
HU 10001500
1
1 - 1/2
1/4
HU 10621375
1 - 1/16
1 - 3/8
5/32
HU 10621562
1 - 1/16
1 - 9/16
1/4
HU 11251375
1 - 1/8
1 - 3/8
1/8
HU 11251437
1 - 1/8
1 - 7/16
5/32
HU 11251500
1 - 1/8
1 - 1/2
3/16
HU 11251625
1 - 1/8
1 - 5/8
1/4
HU 11871437
1 - 3/16
1 - 7/16
1/8

Part Number
Nominal Seal
I.D.
O.D.
C/S
HU 11871500
1 - 3/16
1 - 1/2
5/32
HU 11871687
1 - 3/16
1 -11/16
1/4
HU 12501500
1 - 1/4
1 - 1/2
1/8
HU 12501562
1 - 1/4
1 - 9/16
5/32
HU 12501625
1 - 1/4
1 - 5/8
3/16
HU 12501750
1 - 1/4
1 - 3/4
1/4
HU 13121562
1 - 5/16
1 - 9/16
1/8
HU 13121625
1 - 5/16
1 - 5/8
5/32
HU 13751625
1 - 3/8
1 - 5/8
1/8
HU 13751688
1 - 3/8
1 -11/16
5/32
HU 13751750
1 - 3/8
1 - 3/4
3/16
HU 14371750
1 - 7/16
1 - 3/4
5/32
HU 15001750
1 - 1/2
1 - 3/4
1/8
HU 15001812
1 - 1/2
1 -13/16
5/32
HU 15001875
1 - 1/2
1 - 7/8
3/16
HU 16251812
1 - 5/8
1 -13/16
3/32
HU 16251875
1 - 5/8
1 - 7/8
1/8
HU 16251937
1 - 5/8
1 -15/16
5/32
HU 16252000
1 - 5/8
2
3/16
HU 17502000
1 - 3/4
2
1/8
HU 17502062
1 - 3/4
2 - 1/16
5/32
HU 17502125
1 - 3/4
2 - 1/8
3/16
HU 18752250
1 - 7/8
2 - 1/4
3/16
HU 20002250
2
2 - 1/4
1/8
HU 20002375
2
2 - 3/8
3/16
HU 21252500
2 - 1/8
2 - 1/2
3/16
HU 22502625
2 - 1/4
2 - 5/8
3/16
HU 23752750
2 - 3/8
2 - 3/4
3/16
HU 25002875
2 - 1/2
2 - 7/8
3/16
HU 25002937
2 - 1/2
2 -15/16
7/32
HU 25623000
2 - 9/16
3
7/32
HU 26253000
2 - 5/8
3
3/16
HU 26873125
2 -11/16
3 - 1/8
7/32
HU 27503125
2 - 3/4
3 - 1/8
3/16
HU 27503187
2 - 3/4
3 - 3/16
7/32
HU 28123250
2 -13/16
3 - 1/4
7/32
HU 28753250
2 - 7/8
3 - 1/4
3/16
HU 30003375
3
3 - 3/8
3/16
HU 30003437
3
3 - 7/16
7/32
HU 30623500
3 - 1/16
3 - 1/2
7/32
HU 31253500
3 - 1/8
3 - 1/2
3/16
HU 32503625
3 - 1/4
3 - 5/8
3/16
HU 33123750
3 - 5/16
3 - 3/4
7/32
HU 33753750
3 - 3/8
3 - 3/4
3/16
HU 35003875
3 - 1/2
3 - 7/8
3/16
HU 35624000
3 - 9/16
4
7/32
HU 36254000
3 - 5/8
4
3/16
HU 47505000
4 - 3/4
5
1/8
HU 62506500
6 - 1/4
6 - 1/2
1/8
Metric




Part Number
Machine Dimensions
I.D.
O.D.
Height
MHU 4104
4.00
10.00
4.00
MHU 4124
4.00
12.00
4.00
MHU 5125
5.00
12.00
5.00
MHU 6124
6.00
12.00
4.00
MHU 6126
6.00
12.00
6.00
MHU 6155
6.00
15.00
5.00
MHU 7134
7.00
13.00
4.00
MHU 8166
8.00
16.00
6.00
MHU 1013623
10.00
13.60
2.30
MHU 10164
10.00
16.00
4.00
MHU 10188
10.00
18.00
8.00
MHU 10205
10.00
20.00
5.00
MHU 10208
10.00
20.00
8.00
MHU 12184
12.00
18.00
4.00
MHU 12185
12.00
18.00
5.00
MHU 14205
14.00
20.00
5.00
MHU 14226
14.00
22.00
6.00
MHU 15224
15.00
22.00
4.00
MHU 153010
15.00
30.00
10.00
MHU 16245
16.00
24.00
5.00
MHU 162455
16.00
24.00
5.50
MHU 162465
16.00
24.00
6.50
MHU 16268
16.00
26.00
8.00
MHU 18244
18.00
24.00
4.00
MHU 18306
18.00
30.00
6.00
MHU 20284
20.00
28.00
4.00
MHU 20308
20.00
30.00
8.00
MHU 203510
20.00
35.00
10.00
MHU 22305
22.00
30.00
5.00
MHU 22306
22.00
30.00
6.00
MHU 233255
23.00
32.00
5.50
MHU 243255
24.00
32.00
5.50
MHU 253351
25.00
33.00
5.10
MHU 25338
25.00
33.00
8.00
MHU 25358
25.00
35.00
8.00
MHU 25388
25.00
38.00
8.00
MHU 25406
25.00
40.00
6.00
MHU 254010
25.00
40.00
10.00
MHU 284310
28.00
43.00
10.00
MHU 30386
30.00
38.00
6.00
MHU 30407
30.00
40.00
7.00
MHU 305512
30.00
55.00
12.00
MHU 355010
35.00
50.00
10.00


Part Number
Machine Dimensions
I.D.
O.D.
Height
MHU 36486
36.00
48.00
6.00
MHU 40505
40.00
50.00
5.00
MHU 40507
40.00
50.00
7.00
MHU 40509
40.00
50.00
9.00
MHU 40528
40.00
52.00
8.00
MHU 405510
40.00
55.00
10.00
MHU 406012
40.00
60.00
12.00
MHU 42506
42.00
50.00
6.00
MHU 456010
45.00
60.00
10.00
MHU 507010
50.00
70.00
10.00
MHU 507012
50.00
70.00
12.00
MHU 53636
53.00
63.00
6.00
MHU 557075
55.00
70.00
7.50
MHU 60738
60.00
73.00
8.00
MHU 607575
60.00
75.00
7.50
MHU 65756
65.00
75.00
6.00
MHU 70806
70.00
80.00
6.00
MHU 759510
75.00
95.00
10.00
MHU 759512
75.00
95.00
12.00
MHU 7510515
75.00
105.00
15.00
MHU 80905
80.00
90.00
5.00
MHU 8010012
80.00
100.00
12.00
MHU 8010015
80.00
100.00
15.00
MHU 8010515
80.00
105.00
15.00
MHU 821009
82.00
100.00
9.00
MHU 851009
85.00
100.00
9.00
MHU 8511012
85.00
110.00
12.00
MHU 9011512
90.00
115.00
12.00
MHU 951109
95.00
110.00
9.00
MHU 971058
97.00
105.00
8.00
MHU 10012012
100.00
120.00
12.00
MHU 11013518
110.00
135.00
18.00
MHU 12015018
120.00
150.00
18.00
MHU 155170115
155.00
170.00
11.50
MHU 17520515
175.00
205.00
15.00
MHU 18021022
180.00
210.00
22.00
MHU 18520011
185.00
200.00
11.00
MHU 20022015
200.00
220.00
15.00
MHU 20023022
200.00
230.00
22.00
MHU 24028020
240.00
280.00
20.00
MHU 30033022
300.00
330.00
22.00
MHU 58062020
580.00
620.00
20.00