CODE	CAT D1 -D2	PIPE L1	THREAD D	MIN.	MAX.
NKHTL0538	0 – 0	7.1/2”	3 / 4 UNC	11”	16.3/8”
NKHTL0539	0 – 0	9.3/4/”	3 / 4 UNC	13.3/8”	18.5/8”
NKHTL0540	1 – 1	7”	1.1/8 UNC	11.5/8”	14.3/4”
NKHTL0541	1 – 2	7”	1.1/8 UNC	11.3/4”	15”
NKHTL0542	2 – 2	7”	1.1/8 UNC	12”	15.1/8”
NKHTL0543	1 – 1	9”	1.1/8 UNC	13.5/8”	18.3/4”
NKHTL0544	1 – 2	9”	1.1/8 UNC	13.3/4”	19”
NKHTL0545	2 – 2	9”	1.1/8 UNC	14”	19.1/4”
NKHTL0546	1 – 1	11.1/4”	1.1/8 UNC	16”	24”
NKHTL0547	1 – 2	11.1/4”	1.1/8 UNC	16.3/8”	24.1/4”
NKHTL0548	2 – 2	11.1/4”	1.1/8 UNC	16.1/2”	24.3/8”
NKHTL0549	1 – 1	13”	1.1/8 UNC	17.1/2”	26.3/4”
NKHTL0550	1 – 2	13”	1.1/8 UNC	17.3/4”	27”
NKHTL0551	2 – 2	13”	1.1/8 UNC	18.1/8”	27.1/8”
NKHTL0552	1 – 1	14.1/2”	1.1/8 UNC	19”	27”
NKHTL0553	1 – 2	14.1/2”	1.1/8 UNC	19.1/2”	27.1/8”
NKHTL0554	2 – 2	14.1/2”	1.1/8 UNC	20”	31.1/2”
NKHTL0555	1 – 1	16”	1.1/8 UNC	20.1/2”	28”
NKHTL0556	1 – 2	16”	1.1/8 UNC	20.3/4”	28.3/8”
NKHTL0557	2 – 2	16”	1.1/8 UNC	21”	32.1/2”
NKHTL0558	1 – 1	17.1/4”	1.1/8 UNC	21.5/8”	29.3/8”
NKHTL0559	1 – 2	17.1/4”	1.1/8 UNC	22”	29.1/2”
NKHTL0560	2 – 2	17.1/4”	1.1/8 UNC	22.1/4”	33.7/8”
NKHTL0561	1 – 1	20”	1.1/8 UNC	24.3/8”	32”
NKHTL0562	1 – 2	20”	1.1/8 UNC	24.3/4”	32.1/4”
NKHTL0563	2 – 2	20”	1.1/8 UNC	25”	36.3/8”
NKHTL0564	1 – 1	24”	1.1/8 UNC	28.1/2”	36”
NKHTL0565	1 – 2	24”	1.1/8 UNC	28.3/4”	36.1/4”
NKHTL0566	2 – 2	24”	1.1/8 UNC	28.7/8”	40.1/2”
NKHTL0567	2 – 2	15”	1.1/4 UNC	20”	30.7/8”
NKHTL0568	2 – 2	19”	1.1/4 UNC	24”	35.1/4”