Ferg Threading Taps UNC 662, 664, A662, A664

Threading Taps
ISO Metric fine thread DIN 13

Nickel alloys										Special High speed steel class E with vanadium		DIN 371 664A 2020066400	DIN 376 664 2520066400	DIN 371 A664A 2020066412	DIN 376 A664 2520066412	DIN 371 662A 2020066200	DIN 376 662 2520066200	DIN 371 A662A 2020066212	DIN 376 A662 2520066212
										HOLE		≤ 2 x d₁ Through hole		≤ 2 x d₁ Through hole		≤ 2 x d₁ Blind hole		≤ 2 x d₁ Blind hole
										Chamfer lead acc. to DIN 2197		B = 4xP+AZ		B = 4xP+AZ		C = 2.5xP		C = 2.5xP
										LIMIT		2BX		2BX		2BX		2BX
										COATING		Bright (without Coating or without Surface treatment)		TiAlN coating (Titanium Aluminium Nitride)		Bright (without Coating or without Surface treatment)		TiAlN coating (Titanium Aluminium Nitride)
										DIN		≈ 371	≈ 376	≈ 371	≈ 376	≈ 371	≈ 376	≈ 371	≈ 376
										ORDER No. EDP = Nr.+ ★		≈ DIN 371 2020066400* 664A		≈ DIN 371 2020066412* A664A		≈ DIN 371 2020066200* 662A		≈ DIN 371 2020066212* A662A
l₁ mm	l₂ mm	mm	l₃ mm	≈ DIN 371		≈ DIN 376		mm	d₁ - P		★	≈ DIN 376 2520066400* 664		≈ DIN 376 2520066412* A664		≈ DIN 376 2520066200* 662		≈ DIN 376 2520066212* A662
				d₂ mm	a mm	d₂ mm	a mm
												Z		Z		Z		Z
40	8	8	-	2.5	2.1			1.5	No. 1 - 64 UNC		001	3		3		3		3
45	9	9	-	2.8	2.1			1.8	No. 2 - 56 UNC		002	3		3		3		3
50	9	9	-	2.8	2.1			2.05	No. 3 - 48 UNC		003	3		3		3		3
56	11	5	16	3.5	2.7			2.25	No. 4 - 40 UNC		004	3		3		3		3
56	11	5	16	3.5	2.7			2.6	No. 5 - 40 UNC		005	3		3		3		3
56	12	6	17	4	3			2.75	No. 6 - 32 UNC		006	3		3		3		3
63	13	8	19	4.5	3.4			3.4	No. 8 - 32 UNC		008	3		3		3		3
70	15	8	25	6	4.9			3.8	No.10 - 24 UNC		010	3 ■		3 ■		3 ■		3 ■
80	16	9	30	6	4.9			4.5	No.12 - 24 UNC		012	3		3		3 ■		3 ■
80	17	10	30	7	5.5	4.5	3.4	5.1	1/4 - 20 UNC		025	3 ■		3 ■		3 ■		3 ■
90	20	12	35	8	6.2	6	4.9	6.5	5/16 - 18 UNC		031	3 ■		3 ■		3 ■		3 ■
100	22	12	39	9	7	7	5.5	8	3/8 - 16 UNC		037	3 ■		3 ■		3 ■		3 ■
100	22	14				8	6.2	9.4	7/16 - 14 UNC		043	3 ■		3 ■		3 ■		3 ■
110	24	16				9	7	10.75	1/2 - 13 UNC		050	3 ■		3 ■		3 ■		3 ■
110	26	20				11	9	12.2	9/16 - 12 UNC		056	3		3		3		3
110	27	20				12	9	13.5	5/8 - 11 UNC		062	4		4		4		4
125	30	25				14	11	16.5	3/4 - 10 UNC		075	4		4		4		4
140	32	28				18	14.5	19.5	7/8 - 9 UNC		087	4		4		4		4
160	36	30				18	14.5	22.25	1 - 8 UNC		100	4		4		4		4
						■ = Stock				EDP: A664A 5/16-18 UNC = 2020066412031

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