Piston T-Seals (TPO)

Piston Style - Imperial

Locking Style & Installation | Imperial Rod T-Seal

Maximum extrusion gap (e)

Radial Depth	e max at 80°C (175°F)
C/S	Series	1000 psi	3000 psi	5000 psi
0.121"	1/8 (200)	0.025	0.008	0.005
0.185"	3/16 (300)	0.030	0.012	0.007
0.236"	1/4 (400)	0.035	0.017	0.010

Part Number	Nominal Reference			A	B	C	Part Number	Nominal Reference			A	B	C
	I.D.	O.D.	C/S	Bore	Groove	Groove		I.D.	O.D.	C/S	Bore	Groove	Groove
				Dia.	Dia.	Width					Dia.	Dia.	Width
Tolerance				+0.002	+0.000	+0.010	Tolerance				+0.002	+0.000	+0.010
				-0.000	-0.002	-0.000					-0.000	-0.002	-0.000
TPO 0375	3/16	3/8	3/32	0.375	0.193	0.150	TPO 2000	1 - 5/8	2	3/16	2.000	1.630	0.280
TPO 0437	1/4	7/16	3/32	0.437	0.255	0.150	TPO 20001	1 - 5/8	2	3/16	2.000	1.630	0.334
TPO 0500	5/16	1/2	3/32	0.500	0.318	0.150	TPO 20002	1 - 5/8	2	3/16	2.000	1.630	0.424
TPO 0562	5/16	9/16	1/8	0.562	0.320	0.185	TPO 2125	1 - 3/4	2 - 1/8	3/16	2.125	1.755	0.280
TPO 0625	3/8	5/8	1/8	0.625	0.383	0.185	TPO 2250	1 - 7/8	2 - 1/4	3/16	2.250	1.880	0.280
TPO 0687	7/16	11/16	1/8	0.687	0.445	0.185	TPO 22501	1 - 7/8	2 - 1/4	3/16	2.250	1.880	0.334
TPO 0750	1/2	3/4	1/8	0.750	0.508	0.185	TPO 22502	1 - 7/8	2 - 1/4	3/16	2.250	1.880	0.424
TPO 0812	9/16	13/16	1/8	0.812	0.570	0.185	TPO 2375	2	2 - 3/8	3/16	2.375	2.005	0.280
TPO 0875	5/8	7/8	1/8	0.875	0.633	0.185	TPO 23752	2	2 - 3/8	3/16	2.375	2.005	0.424
TPO 0937	11/16	15/16	1/8	0.937	0.695	0.185	TPO 2500	2 - 1/8	2 - 1/2	3/16	2.500	2.130	0.280
TPO 1000	3/4	1	1/8	1.000	0.758	0.185	TPO 25001	2 - 1/8	2 - 1/2	3/16	2.500	2.130	0.334
TPO 1062	13/16	1 - 1/16	1/8	1.062	0.820	0.185	TPO 25002	2 - 1/8	2 - 1/2	3/16	2.500	2.130	0.424
TPO 1125	7/8	1 - 1/8	1/8	1.125	0.883	0.185	TPO 2625	2 - 1/4	2 - 5/8	3/16	2.625	2.255	0.280
TPO 1187	15/16	1 - 3/16	1/8	1.187	0.945	0.185	TPO 2750	2 - 3/8	2 - 3/4	3/16	2.750	2.380	0.280
TPO 1250	1	1 - 1/4	1/8	1.250	1.008	0.185	TPO 27502	2 - 3/8	2 - 3/4	3/16	2.750	2.380	0.424
TPO 1312	1 - 1/16	1 - 5/16	1/8	1.312	1.070	0.185	TPO 2875	2 - 1/2	2 - 7/8	3/16	2.875	2.505	0.280
TPO 1375	1 - 1/8	1 - 3/8	1/8	1.375	1.133	0.185	TPO 28752	2 - 1/2	2 - 7/8	3/16	2.875	2.505	0.424
TPO 1437	1 - 3/16	1 - 7/16	1/8	1.437	1.195	0.185	TPO 3000	2 - 5/8	3	3/16	3.000	2.630	0.280
TPO 1500	1 - 1/4	1 - 1/2	1/8	1.500	1.258	0.185	TPO 30001	2 - 5/8	3	3/16	3.000	2.630	0.334
TPO 15001	1 - 1/4	1 - 1/2	1/8	1.500	1.258	0.235	TPO 30002	2 - 5/8	3	3/16	3.000	2.630	0.424
TPO 15002	1 - 1/4	1 - 1/2	1/8	1.500	1.258	0.304	TPO 3125	2 - 3/4	3 - 1/8	3/16	3.125	2.755	0.280
TPO 1562	1 - 5/16	1 - 9/16	1/8	1.562	1.320	0.185	TPO 3250	2 - 7/8	3 - 1/4	3/16	3.250	2.880	0.280
TPO 1625	1 - 3/8	1 - 5/8	1/8	1.625	1.383	0.185	TPO 3375	3	3 - 3/8	3/16	3.375	3.005	0.280
TPO 1687	1 - 7/16	1 - 11/16	1/8	1.687	1.445	0.185	TPO 3500	3 - 1/8	3 - 1/2	3/16	3.500	3.130	0.280
TPO 1750	1 - 1/2	1 - 3/4	1/8	1.750	1.508	0.185	TPO 35001	3 - 1/8	3 - 1/2	3/16	3.500	3.130	0.334
TPO 17501	1 - 1/2	1 - 3/4	1/8	1.750	1.508	0.235	TPO 35002	3 - 1/8	3 - 1/2	3/16	3.500	3.130	0.424
TPO 17502	1 - 1/2	1 - 3/4	1/8	1.750	1.508	0.304	TPO 3625	3 - 1/4	3 - 5/8	3/16	3.625	3.255	0.280
TPO 1875	1 - 1/2	1 - 7/8	3/16	1.875	1.505	0.280	TPO 3750	3 - 3/8	3 - 3/4	3/16	3.750	3.380	0.280



Part	Nominal Reference			A	B	C	Part	Nominal Reference			A	B	C
Numbers	I.D.	O.D.	C/S	Bore	Groove	Groove	Numbers	I.D.	O.D.	C/S	Bore	Groove	Groove
				Dia.	Dia.	Width					Dia.	Dia.	Width
Tolerance				+0.002	+0.000	+0.010	Tolerance				+0.002	+0.000	+0.010
				-0.000	-0.002	-0.000					-0.000	-0.002	-0.000
TPO 3875	3 - 1/2	3 - 7/8	3/16	3.875	3.505	0.280	TPO 6375	5 - 7/8	6 - 3/8	1/4	6.375	5.903	0.366
TPO 4000	3 - 5/8	4	3/16	4.000	3.630	0.280	TPO 6500	6	6 - 1/2	1/4	6.500	6.028	0.366
TPO 40001	3 - 5/8	4	3/16	4.000	3.630	0.334	TPO 65001	6	6 - 1/2	1/4	6.500	6.028	0.475
TPO 40002	3 - 5/8	4	3/16	4.000	3.630	0.424	TPO 65002	6	6 - 1/2	1/4	6.500	6.028	0.579
TPO 4125	3 - 3/4	4 - 1/8	3/16	4.125	3.755	0.280	TPO 6750	6 - 1/4	6 - 3/4	1/4	6.750	6.278	0.366
TPO 4250	3 - 7/8	4 - 1/4	3/16	4.250	3.880	0.280	TPO 7000	6 - 1/2	7	1/4	7.000	6.528	0.366
TPO 4375	4	4 - 3/8	3/16	4.375	4.005	0.280	TPO 70001	6 - 1/2	7	1/4	7.000	6.528	0.475
TPO 4500	4 - 1/8	4 - 1/2	3/16	4.500	4.130	0.280	TPO 70002	6 - 1/2	7	1/4	7.000	6.528	0.579
TPO 45001	4 - 1/8	4 - 1/2	3/16	4.500	4.130	0.334	TPO 7250	6 - 3/4	7 - 1/4	1/4	7.250	6.778	0.366
TPO 45002	4 - 1/8	4 - 1/2	3/16	4.500	4.130	0.424	TPO 7500	7	7 - 1/2	1/4	7.500	7.028	0.366
TPO 4625	4 - 1/4	4 - 5/8	3/16	4.625	4.255	0.280	TPO 75002	7	7 - 1/2	1/4	7.500	7.028	0.579
TPO 46251	4 - 1/4	4 - 5/8	3/16	4.625	4.255	0.334	TPO 7750	7 - 1/4	7 - 3/4	1/4	7.750	7.278	0.366
TPO 4750	4 - 3/8	4 - 3/4	3/16	4.750	4.380	0.280	TPO 8000	7 - 1/2	8	1/4	8.000	7.528	0.366
TPO 47502	4 - 3/8	4 - 3/4	3/16	4.750	4.380	0.424	TPO 80002	7 - 1/2	8	1/4	8.000	7.528	0.579
TPO 4875	4 - 1/2	4 - 7/8	3/16	4.875	4.505	0.280	TPO 8250	7 - 3/4	8 - 1/4	1/4	8.250	7.778	0.366
TPO 5000	4 - 5/8	5	3/16	5.000	4.630	0.280	TPO 82501	7 - 3/4	8 - 1/4	1/4	8.250	7.778	0.475
TPO 50001	4 - 5/8	5	3/16	5.000	4.630	0.334	TPO 8500	8	8 - 1/2	1/4	8.500	8.028	0.366
TPO 50002	4 - 1/2	5	1/4	5.000	4.528	0.579	TPO 9000	8 - 1/2	9	1/4	9.000	8.528	0.366
TPO 5125	4 - 5/8	5 - 1/8	1/4	5.125	4.653	0.366	TPO 90001	8 - 1/2	9	1/4	9.000	8.528	0.475
TPO 5250	4 - 3/4	5 - 1/4	1/4	5.250	4.778	0.366	TPO 90002	8 - 1/2	9	1/4	9.000	8.528	0.579
TPO 52502	4 - 3/4	5 - 1/4	1/4	5.250	4.778	0.579	TPO 9500	9	9 - 1/2	1/4	9.500	9.028	0.366
TPO 5375	4 - 7/8	5 - 3/8	1/4	5.375	4.903	0.366	TPO 10000	9 - 1/2	10	1/4	10.000	9.528	0.366
TPO 5500	5	5 - 1/2	1/4	5.500	5.028	0.366	TPO 100001	9 - 1/2	10	1/4	10.000	9.528	0.475
TPO 55001	5	5 - 1/2	1/4	5.500	5.028	0.475	TPO 10500	10	10 - 1/2	1/4	10.500	10.028	0.366
TPO 55002	5	5 - 1/2	1/4	5.500	5.028	0.579	TPO 11000	10 - 1/2	11	1/4	11.000	10.528	0.366
TPO 5625	5 - 1/8	5 - 5/8	1/4	5.625	5.153	0.366	TPO 11500	11	11 - 1/2	1/4	11.500	11.028	0.366
TPO 5750	5 - 1/4	5 - 3/4	1/4	5.750	5.278	0.366	TPO 12000	11 - 1/2	12	1/4	12.000	11.528	0.366
TPO 5875	5 - 3/8	5 - 7/8	1/4	5.875	5.403	0.366	TPO 120001	11 - 1/2	12	1/4	12.000	11.528	0.475
TPO 6000	5 - 1/2	6	1/4	6.000	5.528	0.366	TPO 12500	12	12 - 1/2	1/4	12.500	12.028	0.366
TPO 60001	5 - 1/2	6	1/4	6.000	5.528	0.475	TPO 13000	12 - 1/2	13	1/4	13.000	12.528	0.366
TPO 60002	5 - 1/2	6	1/4	6.000	5.528	0.579	TPO 130001	12 - 1/2	13	1/4	13.000	12.528	0.475
TPO 6125	5 - 3/8	6 - 1/8	1/4	6.125	5.653	0.366	TPO 13500	13	13 - 1/2	1/4	13.500	13.028	0.366
TPO 6250	5 - 3/4	6 - 1/4	1/4	6.250	5.778	0.366	TPO 14000	13 - 1/2	14	1/4	14.000	13.528	0.366
TPO 62501	5 - 3/4	6 - 1/4	1/4	6.250	5.778	0.475	TPO 140001	13 - 1/2	14	1/4	14.000	13.528	0.475
TPO 62502	5 - 3/4	6 - 1/4	1/4	6.250	5.778	0.579	TPO 15500	15	15 - 1/2	1/4	15.500	15.028	0.366

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