BaerCoil® thread inserts » Dimension table

BaerCoil® thread inserts UNC

UNC - americ. Coarse thread

	1,0 D			1,5 D			2,0 D			2,5 D			3,0 D			F
	T	D	B	T	D	B	T	D	B	T	D	B	T	D	B	min.	max.
UNC No 2 x 56	0,086	0,166	0,148	0,129	0,209	0,191	0,172	0,252	0,234	0,215	0,295	0,277	0,258	0,338	0,320	0,110	0,119
UNC No 3 x 48	0,099	0,193	0,172	0,148	0,242	0,221	0,198	0,292	0,271	0,248	0,342	0,321	0,297	0,391	0,370	0,128	0,139
UNC No 4 x 40	0,112	0,224	0,199	0,168	0,280	0,255	0,224	0,336	0,311	0,280	0,392	0,367	0,336	0,448	0,423	0,144	0,159
UNC No 5 x 40	0,125	0,237	0,212	0,187	0,300	0,275	0,250	0,362	0,337	0,312	0,425	0,400	0,375	0,487	0,462	0,158	0,173
UNC No 6 x 32	0,138	0,279	0,247	0,207	0,348	0,316	0,276	0,417	0,385	0,345	0,486	0,454	0,414	0,555	0,523	0,178	0,193
UNC No 8 x 32	0,164	0,305	0,273	0,246	0,387	0,355	0,328	0,469	0,437	0,410	0,551	0,519	0,492	0,633	0,601	0,205	0,220
UNC No 10 x 24	0,190	0,377	0,336	0,285	0,472	0,431	0,380	0,567	0,526	0,475	0,662	0,621	0,570	0,757	0,716	0,244	0,259
UNC No 12 x 24	0,216	0,404	0,362	0,324	0,512	0,470	0,432	0,620	0,578	0,540	0,727	0,686	0,648	0,836	0,794	0,270	0,285
UNC 1/4 x 20	0,250	0,475	0,425	0,375	0,600	0,550	0,500	0,725	0,675	0,625	0,850	0,800	0,750	0,975	0,925	0,310	0,330
UNC 5/16 x 18	0,312	0,562	0,507	0,469	0,719	0,663	0,625	0,875	0,819	0,781	1,031	0,976	0,937	1,187	1,132	0,380	0,400
UNC 3/8 x 16	0,375	0,656	0,594	0,562	0,844	0,781	0,750	1,031	0,969	0,937	1,219	1,156	1,125	1,406	1,344	0,452	0,472
UNC 7/16 x 14	0,437	0,759	0,687	0,656	0,978	0,906	0,875	1,196	1,125	1,094	1,415	1,343	1,312	1,634	1,562	0,526	0,551
UNC 1/2 x 13	0,500	0,846	0,769	0,750	1,096	1,019	1,000	1,346	1,269	1,250	1,596	1,519	1,500	1,846	1,769	0,597	0,622
UNC 9/16 x 12	0,562	0,937	0,854	0,844	1,219	1,135	1,125	1,500	1,417	1,406	1,781	1,698	1,687	2,062	1,979	0,699	0,694
UNC 5/8 x 11	0,625	1,034	0,943	0,937	1,347	1,256	1,250	1,659	1,568	1,562	1,972	1,881	1,875	2,284	2,193	0,742	0,767
UNC 3/4 x 10	0,750	1,200	1,100	1,125	1,575	1,475	1,500	1,950	1,850	1,875	2,325	2,225	2,250	2,700	2,600	0,881	0,906
UNC 7/8 x 9	0,875	1,375	1,264	1,312	1,812	1,701	1,750	2,250	2,139	2,187	2,687	2,576	2,625	3,125	3,014	1,022	1,052
UNC 1" x 8	1,000	1,563	1,437	1,500	2,062	1,937	2,000	2,562	2,437	2,500	3,062	2,937	3,000	3,562	3,437	1,166	1,196
UNC 1.1/8" x 7	1,125	1,768	1,625	1,687	2,330	2,187	2,250	2,893	2,750	2,812	3,455	3,312	3,375	4,018	3,875	1,315	1,355
UNC 1.1/4" x 7	1,250	1,893	1,750	1,875	2,518	2,375	2,500	3,143	3,000	3,125	3,768	3,625	3,750	4,393	4,250	1,443	1,483
UNC 1.3/8" x 6	1,375	2,125	1,958	2,062	2,812	2,646	2,750	3,500	3,333	3,437	4,187	4,021	4,125	4,875	4,708	1,598	1,643
UNC 1.1/2" x 6	1,500	2,250	2,083	2,250	3,000	2,833	3,000	3,750	3,583	3,750	4,500	4,333	4,500	5,250	5,083	1,727	1,772

Abbreviations

P = The thread insert must be seated 1/4 - 1/2 turns below the surface.
T = Outside diameter of thread insert
B = Minimum wall thickness
D = Minimum depth of core hole, without tip
F = Outside diameter of thread insert before installation

Technical data

BaerCoil® thread inserts UNC

UNC - americ. Coarse thread

Abbreviations