Non-threading taper tap (NTT)

The non-threading taper is used to retrieve tubular components by engaging their internal surface during fishing operations in oil, gas, and exploration wells. It is pressed into the internal surface of the fish to establish a secure connection for retrieval.

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Characteristics:

Designation	OD, mm	Port dia., mm	Tap length, mm	Fishing thread size, mm		Load capacity, кN	Thread*
Designation	OD, mm	Port dia., mm	Tap length, mm	Max	Мin
46NTT-18/29	46	5	740	740	29	30	Z-38 (NC-13)
46NTT-24/38	46	8	900	900	38	50	Z-38 (NC-13)
46NTT-30/44	46	10	900	900	44	60	Z-38 (NC-13)
80NTT-40/54	80.5	12	980	980	54	130	Z-66 (2 3/8 Reg)
80NTT-46/60	80.5	25	960	960	60	150	Z-66 (2 3/8 Reg)
80NTT-54/68	80.5	25	960	960	68	220	Z-66 (2 3/8 Reg)
80NTT-62/76	80.5	25	960	960	76	240	Z-66 (2 3/8 Reg)
86NTT-70/84	86.5	44	980	980	84	260	Z-73 (NC-26)
95NTT-76/90	95.5	32	980	980	90	260	Z-76 (2 7/8 Reg)
108NTT-84/98	108.5	38	980	980	98	260	Z-86 (NC-31)
108NTT-90/104	108.5	38	980	980	104	260	Z-86 (NC-31)
121NTT-96/110	121	58	1160	1160	110	260	Z-102 (NC-38)
121NTT-104/118	121	58	1040	1040	118	260	Z-102 (NC-38)
121NTT-108/126	121	58	1300	1300	126	260	Z-102 (NC-38)
121NTT-118/136	121	58	1250	1250	136	260	Z-102 (NC-38)
155NTT-126/144	155.5	95	1300	1300	144	260	Z-133 (NC-50)
155NTT-140/158	155.5	95	1300	1300	158	260	Z-133 (NC-50)
155NTT-148/166	155.5	95	1300	1300	166	260	Z-133 (NC-50)