Coupling / Extension Nut

Long hex coupling nut that axially joins two threaded rods with a through internal thread.

Variants: 9 types
Diameter: 6.4–19.6 mm
Length: 12–70 mm
Material: Stainless Steel
Tolerance: 6H

Dimension SchematicSOMA-KAP-06-L — representative variant of this family

Code & Size Table

Code, dimensions and tolerance for all 9 variants.

Code	Diameter (mm)	Length (mm)	Feature	Tolerance	Std
SOMA-KAP-03	6.4	12	SW5.5 · ⌀3	6H	M3 through internal thread, DIN 6334
SOMA-KAP-04	8.1	16	SW7 · ⌀4	6H	M4 through internal thread, DIN 6334
SOMA-KAP-05	9.2	20	SW8 · ⌀5	6H	M5 through internal thread, DIN 6334
SOMA-KAP-06	11.5	25	SW10 · ⌀6	6H	M6 through internal thread, DIN 6334
SOMA-KAP-06-L	11.5	50	SW10 · ⌀6	6H	M6 long coupling, custom
SOMA-KAP-08	15	30	SW13 · ⌀8	6H	M8 through internal thread, DIN 6334
SOMA-KAP-08-L	15	60	SW13 · ⌀8	6H	M8 long coupling, custom
SOMA-KAP-10	19.6	40	SW17 · ⌀10	6H	M10 through internal thread, DIN 6334
SOMA-KAP-10-L	19.6	70	SW17 · ⌀10	6H	M10 long coupling, custom

Material & Tolerance

The standard material is listed below; also available in steel, stainless, brass and aluminium. Dimensions in mm; tolerances machined to ISO. Deviations (mm) are given for the nominal diameter according to the ISO 286-2 tables; thread tolerances (6g/6H) are to ISO 965. For custom sizes/tolerances, contact us with the part code.

Steel
Stainless Steel (standard)
Brass
Aluminium

General Notes

This is a dimension schematic, not a manufacturing drawing. Dimensions match the catalog data; request a quote with the part code to confirm before production.
This data sheet carries no prices; contact us with the part code for pricing and a quote.

The CAD model (STEP) and 2D drawing (DXF) are downloaded from the family page: ayyildizrobotics.com/en/arac/sw20-parca-katalogu/somun/somun-kaplin-somun#SOMA-KAP-06-L

Contact: Phone +90 505 577 02 45 · E-mail info@ayyildizrobotics.com · Web ayyildizrobotics.com