Plug Taps

Use Triumph carbon steel plug taps for hand tapping either thru holes or blind holes where threads do not need to extend completely to the bottom of the hole. Plug taps typically have a 3-5 chamfer at the tip.

*Carbon steel taps are not recommended for machine tapping.

Inch Sizes

Size/Pitch	Thread Designation	Thread Class	# of Flutes	Drill Size	Pkg Qty	Part #
2–56	NC	2B	3	50	5	083397
3–56	NF	2B	3	45	5	083398
4–40	NC	2B	3	43	1	083430
4–40	NC	2B	3	43	5	083399
5–40	NC	2B	3	38	5	083400
5–44	NF	2B	3	37	5	083401
6–32	NC	2B	3	36	1	083431
6–32	NC	2B	3	36	5	083402
6–48	NS	2B	3	32	5	083408
8-32	NC	2B	3	29	1	083432
8–32	NC	2B	3	29	5	083403
8–36	NF	2B	3	29	5	083404
8–40	NS	2B	3	28	5	083409
10–24	NC	2B	3	25	1	083433
10–24	NC	2B	3	25	5	083405
10–32	NF	2B	3	21	1	083434
10–32	NF	2B	3	21	5	083406
12–24	NC	2B	3	16	1	083435
12–24	NC	2B	3	16	5	083407
3/16–24	NS	2B	3	26	5	083377
3/16–32	NS	2B	3	22	5	083378
1/4–20	NC	2B	3	7	1	083420
1/4–20	NC	2B	3	7	5	083379
1/4–28	NF	2B	3	3	1	083421
1/4–28	NF	2B	3	3	5	083380
5/16–18	NC	2B	4	F	1	083422
5/16–18	NC	2B	4	F	5	083381
5/16–24	NF	2B	4	I	1	083423
5/16–24	NF	2B	4	I	5	083382
3/8–16	NC	2B	4	5/16	1	083424
3/8–16	NC	2B	4	5/16	5	083383
3/8–24	NF	2B	4	Q	1	083425
3/8–24	NF	2B	4	Q	5	083384
7/16–14	NC	2B	4	U	1	083426
7/16–14	NC	2B	4	U	5	083385
7/16–20	NF	2B	4	25/64	1	083427
7/16–20	NF	2B	4	25/64	5	083386
1/2–13	NC	2B	4	27/64	1	083428
1/2–13	NC	2B	4	27/64	5	083387
1/2–20	NF	2B	4	29/64	1	083429
1/2–20	NF	2B	4	29/64	5	083388
9/16–12	NC	2B	4	31/64	1	083389
9/16–18	NF	2B	4	33/64	1	083390
5/8–11	NC	2B	4	17/32	1	083391
5/8–18	NF	2B	4	37/64	1	083392
3/4–10	NC	2B	4	21/32	1	083393
3/4–16	NF	2B	4	11/16	1	083394
7/8–9	NC	2B	4	49/64	1	083395
1–8	NC	2B	4	7/8	1	083396

Metric Sizes

Size/ Pitch	Thread Class	# of Flutes	Drill Size	Pkg Qty	Part #
M3 x 0.50	6H	3	#39	5	083410
M4 x 0.70	6H	3	3.3mm	1	083436
M4 x 0.70	6H	3	3.3mm	5	083411
M5 x 0.80	6H	3	#19	1	083437
M5 x 0.80	6H	3	#19	5	083412
M6 x 1.00	6H	3	#8	1	083438
M6 x 1.00	6H	3	#8	5	083413
M8 x 1.25	6H	4	H	1	083439
M8 x 1.25	6H	4	H	5	083414
M10 x 1.25	6H	4	11/32	1	083440
M10 x 1.50	6H	4	Q	1	083441
M10 x 1.50	6H	4	Q	5	083415
M12 x 1.25	6H	4	27/64	1	083442
M12 x 1.25	6H	4	27/64	5	083416
M12 x 1.75	6H	4	Y	1	083443
M12 x 1.75	6H	4	Y	5	083417
M14 x 1.50	6H	4	12.5mm	1	068190
M14 x 2.00	6H	4	12mm	1	083419