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DIN 431 - 2013

Pipe Nuts with Thread in Accordance with DIN ISO 228 Part 1

DIN 431 - 2013 六角管螺母、八角管螺母

See all versions and complete specifications: Pipe Nuts with Thread in Accordance with DIN ISO 228 Part 1 — Full Specification Page

Dimensional Specifications — DIN 431 - 2013 (mm)

Size	P	k_max	k_min	s_max	s_min	k_nominal
G 1/2	50.85	46	81.3	10.58	10	45
G 1/4	37.29	34	—	8.58	8	33
G 1/8	22.78	21	—	6.48	6	20.16
G 3/8	39.55	36	43.6	9.58	9	35
(G 5/8)	60.79	55	117	11.7	11	53.8

Related Standards

GB /T 3763 - 2008— 24° Cone Connectors and Flared Couplings - Hexagon Thin Nut GB 3759 - 1983— Bite Type Tube Fittings Nuts GB 3763 - 1983— Bite Type Tube Fittings - Hexagon Thin Nuts DIN 3870 - 2001— Non-Soldering and Soldering Compression Fittings - Union Nuts Series L1 ( Pipe Nuts )DIN 3871 - 1995— Non-soldering and Soldering Compression Couplings - Socket Unions DIN 8912 (NS4) - 1990— Coupling Nuts DIN 71412 - 1987— Lubricating Nipples; Cone Type ISO 8434-2 - 2007— Metallic Tube Connections for Fluid Power and General Use - Part 2: 37° Flared Fittings [Tube Nuts]

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