Ball Joint Heads with Internal Thread GN 648.5

Type: NH - Bronze / Steel lubrication possible

Product Family Stainless Steel

Standard parts made of rustproof stainless steel have been designed for use in the food sector, in the chemical industry, for aggressive ambient conditions or for outdoor use.

corrosion-resistant
precise fit
environmentally friendly

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Standard sheet GN 648.5 Print this page More Information to Ball Joint Heads as well as Load Capacity, page 1 Further information regarding ball joints as well as load capacity, page 2 ISO Fundamental Tolerances Stainless Steel Characteristics

Product description

Ball joint heads GN 648.5 are similar to DIN ISO 12240-4, series K (formerly DIN 648 K).

Specification

Housing
Stainless steel AISI 431
Forged, polished

Pairings

Type NH (lubrication possible)
Bearing socket in bronze CuSn8

Internal ring steel 100Cr6
Hardened, ground, polished,
hard chrome plated

Type WH (self lubricated)
Bearing socket in bronze CuSn8
with PTFE-insert

Internal ring steel 100Cr6
Hardened, ground, polished,
hard chrome plated

Type WK (self lubricated)
Bearing socket
Stainless steel AISI 316Ti
with PTFE-insert

Internal ring
Stainless steel AISI 420
Hardened, ground, polished

RoHS

On request

Narrow model (ISO 12240-1, series E)

d₁ H7	d₂	Left hand thread	b₁ -0,12	b₂	d₃	d₄	d₅	d₆	l₁	l₂	A/F	t	w Movement angle

5	M 5	M 5L	8	6	7,7	18	9	11	27	36	9	10	13°
6	M 6	M 6L	9	6,75	8,9	20	10	13	30	40	11	12	13°
8	M 8	M 8L	12	9	10,4	24	12,5	16	36	48	13	16	14°
10	M 10	M 10L	14	10,5	12,9	28	15	19	43	57	17	20	13°
12	M 12	M 12L	16	12	15,4	32	17,5	22	50	66	19	22	13°
14	M 14	M 14L	19	13,5	16,8	36	20	25	57	75	22	25	16°
16	M 16	M 16L	21	15	19,3	42	22	27	64	85	22	28	15°
18	M 18 x 1,5	M 18 x 1,5L	23	16,5	21,8	46	25	31	71	94	27	32	15°
20	M 20 x 1,5	M 20 x 1,5L	25	18	24,3	50	27,5	34	77	102	32	33	14°
22	M 22 x 1,5	M 22 x 1,5L	28	20	25,8	54	30	37	84	111	32	37	15°
25	M 24 x 2	M 24 x 2L	31	22	29,6	60	33,5	42	94	124	36	42	15°
30	M 30 x 2	M 30 x 2L	37	25	34,8	70	40	51	110	145	41	51	17°

GN 648.5 Ball Joint Heads with Internal Thread Stainless Steel

Product Family Stainless Steel

Product description

Specification

On request

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NH	Bronze / Steel lubrication possible
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WK	Stainless steel PTFE / Stainless steel self lubricated