Ultra-Chemical-Resistant Backup Rings

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Dash Number

Width

Material

Thickness

Color

For Use With

Diluted Salt Solutions

Fluorinated Solvents

Solvents

Synthetic Lubricants

Acetic Acid (White Vinegar)

Maximum Temperature

Hardness

Construction

Hardness Rating

Top Shape

Performance

Ultra Chemical Resistant

Minimum Temperature

-300° F

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

Compliant

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

REACH

121 Products

Ultra-Chemical-Resistant PTFE Backup Rings

These PTFE backup rings resist harsh chemicals, such as acetone, fluorinated solvents, methanol, and many acids. Use them to extend the life of your O-rings and improve their performance in high-pressure applications.

	For Dash No.	Thk.	ID	OD	Hardness	Temp. Range, ° F	Color	Pkg. Qty.		Pkg.
0.053" Wide



		005	0.049"	0.124"	0.230"	Durometer 55D (Hard)	-300 to 500	White	50	9560K31	000000


		006	0.049"	0.140"	0.246"	Durometer 55D (Hard)	-300 to 500	White	50	9560K32	00000
		007	0.049"	0.171"	0.277"	Durometer 55D (Hard)	-300 to 500	White	50	9560K33	00000
		008	0.049"	0.202"	0.308"	Durometer 55D (Hard)	-300 to 500	White	50	9560K34	00000
		009	0.049"	0.234"	0.340"	Durometer 55D (Hard)	-300 to 500	White	50	9560K35	00000
		010	0.049"	0.265"	0.371"	Durometer 55D (Hard)	-300 to 500	White	50	9560K36	00000
		011	0.049"	0.327"	0.433"	Durometer 55D (Hard)	-300 to 500	White	50	9560K37	00000
		012	0.049"	0.390"	0.496"	Durometer 55D (Hard)	-300 to 500	White	50	9560K38	00000
		013	0.049"	0.455"	0.561"	Durometer 55D (Hard)	-300 to 500	White	50	9560K39	00000
		014	0.049"	0.518"	0.624"	Durometer 55D (Hard)	-300 to 500	White	50	9560K41	00000
		015	0.049"	0.580"	0.686"	Durometer 55D (Hard)	-300 to 500	White	50	9560K42	00000


		016	0.049"	0.643"	0.749"	Durometer 55D (Hard)	-300 to 500	White	50	9560K43	00000
		017	0.049"	0.705"	0.811"	Durometer 55D (Hard)	-300 to 500	White	50	9560K44	00000
		018	0.049"	0.768"	0.874"	Durometer 55D (Hard)	-300 to 500	White	50	9560K45	00000
		019	0.049"	0.801"	0.907"	Durometer 55D (Hard)	-300 to 500	White	50	9560K101	00000
		020	0.049"	0.864"	0.970"	Durometer 55D (Hard)	-300 to 500	White	50	9560K102	00000
		021	0.049"	0.926"	1.032"	Durometer 55D (Hard)	-300 to 500	White	50	9560K103	00000
		022	0.049"	0.989"	1.095"	Durometer 55D (Hard)	-300 to 500	White	50	9560K104	00000
		024	0.049"	1.114"	1.220"	Durometer 55D (Hard)	-300 to 500	White	25	9560K105	00000
		025	0.049"	1.176"	1.282"	Durometer 55D (Hard)	-300 to 500	White	25	9560K106	00000
		026	0.049"	1.239"	1.345"	Durometer 55D (Hard)	-300 to 500	White	25	9560K107	00000


		028	0.049"	1.364"	1.470"	Durometer 55D (Hard)	-300 to 500	White	25	9560K108	00000
		029	0.049"	1.489"	1.595"	Durometer 55D (Hard)	-300 to 500	White	25	9560K109	00000
		031	0.049"	1.739"	1.845"	Durometer 55D (Hard)	-300 to 500	White	10	9560K111	00000


		0.086" Wide



				109	0.049"	0.299"	0.471"	Durometer 55D (Hard)	-300 to 500	White	50	9560K112	00000


				110	0.049"	0.390"	0.562"	Durometer 55D (Hard)	-300 to 500	White	50	9560K51	00000
				111	0.049"	0.452"	0.624"	Durometer 55D (Hard)	-300 to 500	White	50	9560K52	00000
				112	0.049"	0.515"	0.687"	Durometer 55D (Hard)	-300 to 500	White	50	9560K53	00000
				113	0.049"	0.577"	0.749"	Durometer 55D (Hard)	-300 to 500	White	50	9560K54	00000
				114	0.049"	0.640"	0.812"	Durometer 55D (Hard)	-300 to 500	White	50	9560K55	00000
				115	0.049"	0.702"	0.874"	Durometer 55D (Hard)	-300 to 500	White	50	9560K56	00000
				116	0.049"	0.765"	0.937"	Durometer 55D (Hard)	-300 to 500	White	50	9560K57	00000
				117	0.049"	0.832"	1.004"	Durometer 55D (Hard)	-300 to 500	White	25	9560K49	0000
				118	0.049"	0.895"	1.067"	Durometer 55D (Hard)	-300 to 500	White	50	9560K58	00000
				119	0.049"	0.957"	1.129"	Durometer 55D (Hard)	-300 to 500	White	25	9560K21	00000


				120	0.049"	1.020"	1.192"	Durometer 55D (Hard)	-300 to 500	White	25	9560K22	00000
				121	0.049"	1.082"	1.254"	Durometer 55D (Hard)	-300 to 500	White	25	9560K23	00000
				124	0.049"	1.237"	1.409"	Durometer 55D (Hard)	-300 to 500	White	25	9560K113	00000
				125	0.049"	1.299"	1.471"	Durometer 55D (Hard)	-300 to 500	White	25	9560K114	00000
				126	0.049"	1.362"	1.534"	Durometer 55D (Hard)	-300 to 500	White	25	9560K115	00000
				128	0.049"	1.487"	1.659"	Durometer 55D (Hard)	-300 to 500	White	25	9560K116	00000
				130	0.049"	1.612"	1.784"	Durometer 55D (Hard)	-300 to 500	White	10	9560K117	00000
				133	0.049"	1.834"	2.006"	Durometer 55D (Hard)	-300 to 500	White	10	9560K529	00000
				134	0.049"	1.862"	2.034"	Durometer 55D (Hard)	-300 to 500	White	10	9560K118	00000
				137	0.049"	2.050"	2.222"	Durometer 55D (Hard)	-300 to 500	White	5	9560K119	00000


141	0.049"			2.300"	2.472"	Durometer 55D (Hard)	-300 to 500	White	5	9560K12	00000
152	0.049"			3.237"	3.409"	Durometer 55D (Hard)	-300 to 500	White	5	9560K121	00000
158	0.049"			4.737"	4.909"	Durometer 55D (Hard)	-300 to 500	White	1	9560K122	00000


0.119" Wide



				208	0.049"	0.609"	0.847"	Durometer 55D (Hard)	-300 to 500	White	50	9560K123	00000


				210	0.049"	0.766"	1.004"	Durometer 55D (Hard)	-300 to 500	White	50	9560K61	00000
				211	0.049"	0.828"	1.066"	Durometer 55D (Hard)	-300 to 500	White	50	9560K62	00000
				212	0.049"	0.891"	1.129"	Durometer 55D (Hard)	-300 to 500	White	50	9560K63	00000
				213	0.049"	0.953"	1.191"	Durometer 55D (Hard)	-300 to 500	White	50	9560K64	00000
				214	0.049"	1.016"	1.254"	Durometer 55D (Hard)	-300 to 500	White	50	9560K65	00000
				215	0.049"	1.078"	1.316"	Durometer 55D (Hard)	-300 to 500	White	25	9560K66	00000
				216	0.049"	1.141"	1.379"	Durometer 55D (Hard)	-300 to 500	White	25	9560K67	00000
				217	0.049"	1.203"	1.441"	Durometer 55D (Hard)	-300 to 500	White	25	9560K68	00000
				218	0.049"	1.266"	1.504"	Durometer 55D (Hard)	-300 to 500	White	25	9560K69	00000
				219	0.049"	1.334"	1.572"	Durometer 55D (Hard)	-300 to 500	White	25	9560K71	00000


				220	0.049"	1.359"	1.597"	Durometer 55D (Hard)	-300 to 500	White	25	9560K124	00000
				222	0.049"	1.522"	1.760"	Durometer 55D (Hard)	-300 to 500	White	25	9560K74	00000
				223	0.049"	1.609"	1.847"	Durometer 55D (Hard)	-300 to 500	White	25	9560K125	00000
				224	0.049"	1.734"	1.972"	Durometer 55D (Hard)	-300 to 500	White	25	9560K126	00000
				225	0.049"	1.859"	2.097"	Durometer 55D (Hard)	-300 to 500	White	10	9560K127	00000
				226	0.049"	1.984"	2.222"	Durometer 55D (Hard)	-300 to 500	White	10	9560K128	00000
				227	0.049"	2.109"	2.347"	Durometer 55D (Hard)	-300 to 500	White	10	9560K129	00000
				228	0.049"	2.234"	2.472"	Durometer 55D (Hard)	-300 to 500	White	10	9560K13	00000
				229	0.049"	2.359"	2.597"	Durometer 55D (Hard)	-300 to 500	White	10	9560K131	00000
				230	0.049"	2.484"	2.722"	Durometer 55D (Hard)	-300 to 500	White	10	9560K132	00000


		231	0.049"	2.609"	2.847"	Durometer 55D (Hard)	-300 to 500	White	10	9560K133	00000
		232	0.049"	2.734"	2.972"	Durometer 55D (Hard)	-300 to 500	White	5	9560K134	00000
		233	0.049"	2.859"	3.097"	Durometer 55D (Hard)	-300 to 500	White	5	9560K135	00000
		234	0.049"	2.984"	3.222"	Durometer 55D (Hard)	-300 to 500	White	5	9560K136	00000
		235	0.049"	3.109"	3.347"	Durometer 55D (Hard)	-300 to 500	White	5	9560K137	00000
		236	0.049"	3.234"	3.472"	Durometer 55D (Hard)	-300 to 500	White	5	9560K138	00000
		237	0.049"	3.359"	3.597"	Durometer 55D (Hard)	-300 to 500	White	5	9560K139	00000
		238	0.049"	3.484"	3.722"	Durometer 55D (Hard)	-300 to 500	White	5	9560K14	00000
		239	0.049"	3.609"	3.847"	Durometer 55D (Hard)	-300 to 500	White	5	9560K141	00000
		240	0.049"	3.734"	3.972"	Durometer 55D (Hard)	-300 to 500	White	5	9560K142	00000


		241	0.049"	3.859"	4.097"	Durometer 55D (Hard)	-300 to 500	White	5	9560K143	00000
		242	0.049"	3.984"	4.222"	Durometer 55D (Hard)	-300 to 500	White	5	9560K144	00000
		243	0.049"	4.109"	4.347"	Durometer 55D (Hard)	-300 to 500	White	5	9560K145	00000
		244	0.049"	4.234"	4.472"	Durometer 55D (Hard)	-300 to 500	White	5	9560K146	00000
		245	0.049"	4.359"	4.597"	Durometer 55D (Hard)	-300 to 500	White	5	9560K147	00000
		246	0.049"	4.484"	4.722"	Durometer 55D (Hard)	-300 to 500	White	5	9560K148	00000
		248	0.049"	4.734"	4.972"	Durometer 55D (Hard)	-300 to 500	White	5	9560K149	00000
		249	0.049"	4.859"	5.097"	Durometer 55D (Hard)	-300 to 500	White	1	9560K151	0000
		250	0.049"	4.984"	5.222"	Durometer 55D (Hard)	-300 to 500	White	1	9560K152	0000
		252	0.049"	5.234"	5.472"	Durometer 55D (Hard)	-300 to 500	White	1	9560K153	00000


		254	0.049"	5.484"	5.722"	Durometer 55D (Hard)	-300 to 500	White	1	9560K154	0000
		255	0.049"	5.609"	5.847"	Durometer 55D (Hard)	-300 to 500	White	1	9560K155	00000
		256	0.049"	5.734"	5.972"	Durometer 55D (Hard)	-300 to 500	White	1	9560K156	00000
		257	0.049"	5.859"	6.097"	Durometer 55D (Hard)	-300 to 500	White	1	9560K157	00000
		258	0.049"	5.984"	6.222"	Durometer 55D (Hard)	-300 to 500	White	1	9560K158	0000
		261	0.049"	6.734"	6.972"	Durometer 55D (Hard)	-300 to 500	White	1	9560K159	00000
		265	0.049"	7.734"	7.972"	Durometer 55D (Hard)	-300 to 500	White	1	9560K16	00000


		0.183" Wide



		325	0.07"	1.475"	1.841"	Durometer 55D (Hard)	-300 to 500	White	10	9560K161	00000


		326	0.07"	1.600"	1.966"	Durometer 55D (Hard)	-300 to 500	White	10	9560K162	00000
		328	0.07"	1.888"	2.254"	Durometer 55D (Hard)	-300 to 500	White	10	9560K84	00000
		329	0.07"	2.013"	2.379"	Durometer 55D (Hard)	-300 to 500	White	10	9560K85	00000
		330	0.07"	2.138"	2.504"	Durometer 55D (Hard)	-300 to 500	White	10	9560K86	00000
		333	0.07"	2.475"	2.841"	Durometer 55D (Hard)	-300 to 500	White	10	9560K163	00000
		334	0.07"	2.600"	2.966"	Durometer 55D (Hard)	-300 to 500	White	5	9560K164	00000
		337	0.07"	2.975"	3.341"	Durometer 55D (Hard)	-300 to 500	White	5	9560K165	00000
		338	0.07"	3.100"	3.466"	Durometer 55D (Hard)	-300 to 500	White	5	9560K166	00000
		339	0.07"	3.225"	3.591"	Durometer 55D (Hard)	-300 to 500	White	5	9560K167	00000
		340	0.07"	3.350"	3.716"	Durometer 55D (Hard)	-300 to 500	White	5	9560K168	00000


		341	0.07"	3.475"	3.841"	Durometer 55D (Hard)	-300 to 500	White	5	9560K169	00000
		342	0.07"	3.600"	3.966"	Durometer 55D (Hard)	-300 to 500	White	5	9560K17	00000
		344	0.07"	3.850"	4.216"	Durometer 55D (Hard)	-300 to 500	White	5	9560K171	00000
		345	0.07"	3.975"	4.341"	Durometer 55D (Hard)	-300 to 500	White	5	9560K172	00000
		346	0.07"	4.100"	4.466"	Durometer 55D (Hard)	-300 to 500	White	5	9560K173	00000
		349	0.07"	4.475"	4.841"	Durometer 55D (Hard)	-300 to 500	White	5	9560K174	00000
		358	0.07"	5.600"	5.966"	Durometer 55D (Hard)	-300 to 500	White	1	9560K175	00000


		0.236" Wide



				426	0.108"	4.600"	5.072"	Durometer 55D (Hard)	-300 to 500	White	1	9560K176	00000


				429	0.108"	4.975"	5.447"	Durometer 55D (Hard)	-300 to 500	White	1	9560K177	00000
				433	0.108"	5.475"	5.947"	Durometer 55D (Hard)	-300 to 500	White	1	9560K178	00000
				439	0.108"	6.475"	6.947"	Durometer 55D (Hard)	-300 to 500	White	1	9560K179	00000
				443	0.108"	7.475"	7.947"	Durometer 55D (Hard)	-300 to 500	White	1	9560K18	00000
				446	0.108"	8.475"	8.947"	Durometer 55D (Hard)	-300 to 500	White	1	9560K181	00000
				452	0.108"	11.475"	11.947"	Durometer 55D (Hard)	-300 to 500	White	1	9560K182	00000