Drive screws - UNC UNF

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Données techniques Détails Envoyez votre demande de devis

Dimensions in inches - source ASME B18.6.3 table 51
Publication date: 2010
Nominal size or basic screw diameter		Number of thread starts	A max	A min	H max	H min	P min	D max	D min	Hole diameter recommended
00	0.06	6	0.099	0.09	0.034	0.026	0.046	0.06	0.057	0.052
0	0.075	6	0.127	0.118	0.049	0.041	0.06	0.075	0.072	0.067
2	0.1	8	0.162	0.146	0.069	0.059	0.08	0.1	0.097	0.086
4	0.116	7	0.211	0.193	0.086	0.075	0.092	0.116	0.112	0.104
6	0.14	7	0.26	0.24	0.103	0.091	0.112	0.14	0.136	0.12
7	0.154	8	0.285	0.264	0.11	0.099	0.122	0.154	0.15	0.136
8	0.167	8	0.309	0.287	0.12	0.107	0.132	0.167	0.162	0.144
10	0.182	8	0.359	0.334	0.137	0.123	0.146	0.182	0.177	0.161
12	0.212	8	0.408	0.38	0.153	0.139	0.173	0.212	0.206	0.191
14	0.242	9	0.457	0.429	0.17	0.155	0.198	0.242	0.236	0.221
5/16	0.315	11	0.59	0.557	0.216	0.198	0.267	0.315	0.309	0.295
3/8	0.378	12	0.708	0.67	0.256	0.237	0.329	0.378	0.371	0.358


Nominal screw length L	1/8	3/16	1/4	5/16	3/8	1/2	5/8	3/4	1 and over
Pilot length ± 0.015, S	0.047	0.047	0.047	0.047	0.062	0.062	0.078	0.078	0.125

Liste complète des fournisseurs de Drive screws - UNC UNF

Metallic drive screws are designated Type U. They shall have multiple start threads of a large helix, angle with a pilot point. These screws are intended for making permanent fastenings in metal and plastics, when forced into the work under pressure.

Italy|Distributeur

Buora d.p.u. S.r.l.

Founded in 1969, Buora D.P.U. is a distributor certified following ISO 9001.

The company offers the complete range of high strength fasteners, ready on stock, both coarse and fine pitches with metric and inch threads.

Distributor of prestigious brands such as UNBRAKO and NORD-LOCK, for Buora D.P.U. the service always comes first, therefore there is not minimum quantity required.

Germany|Distributeur

Pfitzer Verbindungstechnik Gmbh

Distributor of inch sized fasteners, oil and gas fasteners and turned special screws

UK|Distributeur

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Distributor of fasteners for the industrial distribution market. We aim to create the best customer experience possible by putting our customers’ needs first. With a wide range of products and services, we provide customers with more options, making managing their fastener program easier.

Germany|Distributeur

Dimensions in INCHES - source ASME B18.6.3 TABLE 45 for type TRS Tapping Screws
Nominal screw size	Basic screw diameter	Major or C diameter (max)	P Point diameter (max)
2-56	0.086	0.0875	0.07
3-48	0.099	0.101	0.081
4-40
5-40
6-32
8-32
10-24
10-32
12-24
1/4-20
5/16-18
3/8-16
7-16-14
1/2-20

Dimensions in INCHES - source ASME B18.6.3 TABLE 45 for type TRS Tapping Screws
Nominal screw size	Basic screw diameter	Major or C diameter (max)	P Point diameter (max)
2-56	0.086	0.0875	0.07
3-48	0.099	0.101	0.081
4-40
5-40
6-32
8-32
10-24
10-32
12-24
1/4-20
5/16-18
3/8-16
7-16-14
1/2-20

Fournisseurs de Drive screws - UNC UNF

Données techniques

Standard ASME B18.6.3 TABLE 51

Standard ASME B18.6.3

Détails

Buora d.p.u. S.r.l.

Pfitzer Verbindungstechnik Gmbh

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F...

P...

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